diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 5e26f0a0e..85a1b4273 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -60,7 +60,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<div v-show="appearNote.cw == null || showContent" :class="[{ [$style.contentCollapsed]: collapsed }]" >
 					<div :class="$style.text">
 						<span v-if="appearNote.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
-						<MkA v-if="appearNote.replyId" :class="$style.replyIcon" :to="`/notes/${appearNote.replyId}`"><i class="ph-arrow-u-up-left ph-bold pg-lg"></i></MkA>
+						<MkA v-if="appearNote.replyId" :class="$style.replyIcon" :to="`/notes/${appearNote.replyId}`"><i class="ph-arrow-bend-left-up ph-bold pg-lg"></i></MkA>
 						<Mfm v-if="appearNote.text" :text="appearNote.text" :author="appearNote.user" :i="$i" :emojiUrls="appearNote.emojis"/>
 						<div v-if="translating || translation" :class="$style.translation">
 							<MkLoading v-if="translating" mini/>
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index 0ac0a822a..ec7841c39 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -73,7 +73,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</p>
 			<div v-show="appearNote.cw == null || showContent">
 				<span v-if="appearNote.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
-				<MkA v-if="appearNote.replyId" :class="$style.noteReplyTarget" :to="`/notes/${appearNote.replyId}`"><i class="ph-arrow-u-up-left ph-bold pg-lg"></i></MkA>
+				<MkA v-if="appearNote.replyId" :class="$style.noteReplyTarget" :to="`/notes/${appearNote.replyId}`"><i class="ph-arrow-bend-left-up ph-bold pg-lg"></i></MkA>
 				<Mfm v-if="appearNote.text" :text="appearNote.text" :author="appearNote.user" :i="$i" :emojiUrls="appearNote.emojis"/>
 				<a v-if="appearNote.renote != null" :class="$style.rn">RN:</a>
 				<div v-if="translating || translation" :class="$style.translation">
diff --git a/packages/frontend/src/components/MkNoteSub.vue b/packages/frontend/src/components/MkNoteSub.vue
index 4283d84b2..73f41e577 100644
--- a/packages/frontend/src/components/MkNoteSub.vue
+++ b/packages/frontend/src/components/MkNoteSub.vue
@@ -55,7 +55,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<MkNoteSub v-for="reply in replies" :key="reply.id" :note="reply" :class="$style.reply" :detail="true" :depth="depth + 1"/>
 	</template>
 	<div v-else :class="$style.more">
-		<MkA class="_link" :to="notePage(note)">{{ i18n.ts.continueThread }} <i class="ti ti-chevron-double-right"></i></MkA>
+		<MkA class="_link" :to="notePage(note)">{{ i18n.ts.continueThread }} <i class="ph-caret-double-right ph-bold ph-lg"></i></MkA>
 	</div>
 </div>
 <div v-else :class="$style.muted" @click="muted = false">
diff --git a/packages/frontend/src/components/MkNotification.vue b/packages/frontend/src/components/MkNotification.vue
index 3123da2e0..694d48b3f 100644
--- a/packages/frontend/src/components/MkNotification.vue
+++ b/packages/frontend/src/components/MkNotification.vue
@@ -32,7 +32,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<i v-else-if="notification.type === 'reply'" class="ph-arrow-u-up-left ph-bold pg-lg"></i>
 			<i v-else-if="notification.type === 'mention'" class="ph-at ph-bold ph-lg"></i>
 			<i v-else-if="notification.type === 'quote'" class="ph-quotes ph-bold ph-lg"></i>
-			<i v-else-if="notification.type === 'pollEnded'" class="ti ti-chart-arrows"></i>
+			<i v-else-if="notification.type === 'pollEnded'" class="ph-chart-bar-horizontal ph-bold pg-lg"></i>
 			<i v-else-if="notification.type === 'achievementEarned'" class="ph-trophy ph-bold ph-lg"></i>
 			<!-- notification.reaction が null になることはまずないが、ここでoptional chaining使うと一部ブラウザで刺さるので念の為 -->
 			<MkReactionIcon
diff --git a/packages/frontend/src/components/MkPageWindow.vue b/packages/frontend/src/components/MkPageWindow.vue
index 33a1eb7e7..70fae436f 100644
--- a/packages/frontend/src/components/MkPageWindow.vue
+++ b/packages/frontend/src/components/MkPageWindow.vue
@@ -66,7 +66,7 @@ const buttonsLeft = $computed(() => {
 
 	if (history.length > 1) {
 		buttons.push({
-			icon: 'ti ti-arrow-left',
+			icon: 'ph-arrow-left ph-bold pg-lg',
 			onClick: back,
 		});
 	}
@@ -79,7 +79,7 @@ const buttonsRight = $computed(() => {
 		title: i18n.ts.reload,
 		onClick: reload,
 	}, {
-		icon: 'ti ti-player-eject',
+		icon: 'ph-eject ph-bold pg-lg',
 		title: i18n.ts.showInPage,
 		onClick: expand,
 	}];
@@ -101,11 +101,11 @@ provide('shouldHeaderThin', true);
 provide('forceSpacerMin', true);
 
 const contextmenu = $computed(() => ([{
-	icon: 'ti ti-player-eject',
+	icon: 'ph-eject ph-bold pg-lg',
 	text: i18n.ts.showInPage,
 	action: expand,
 }, {
-	icon: 'ti ti-window-maximize',
+	icon: 'ph-frame-corners ph-bold ph-lg',
 	text: i18n.ts.popout,
 	action: popout,
 }, {
diff --git a/packages/frontend/src/components/MkPostForm.vue b/packages/frontend/src/components/MkPostForm.vue
index 7e0eac283..f0228671b 100644
--- a/packages/frontend/src/components/MkPostForm.vue
+++ b/packages/frontend/src/components/MkPostForm.vue
@@ -79,11 +79,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<footer :class="$style.footer">
 		<div :class="$style.footerLeft">
 			<button v-tooltip="i18n.ts.attachFile" class="_button" :class="$style.footerButton" @click="chooseFileFrom"><i class="ph-image-square ph-bold ph-lg-plus"></i></button>
-			<button v-tooltip="i18n.ts.poll" class="_button" :class="[$style.footerButton, { [$style.footerButtonActive]: poll }]" @click="togglePoll"><i class="ti ti-chart-arrows"></i></button>
+			<button v-tooltip="i18n.ts.poll" class="_button" :class="[$style.footerButton, { [$style.footerButtonActive]: poll }]" @click="togglePoll"><i class="ph-chart-bar-horizontal ph-bold pg-lg"></i></button>
 			<button v-tooltip="i18n.ts.useCw" class="_button" :class="[$style.footerButton, { [$style.footerButtonActive]: useCw }]" @click="useCw = !useCw"><i class="ph-eye-slash ph-bold ph-lg"></i></button>
 			<button v-tooltip="i18n.ts.mention" class="_button" :class="$style.footerButton" @click="insertMention"><i class="ph-at ph-bold ph-lg"></i></button>
 			<button v-tooltip="i18n.ts.hashtags" class="_button" :class="[$style.footerButton, { [$style.footerButtonActive]: withHashtags }]" @click="withHashtags = !withHashtags"><i class="ph-hash ph-bold ph-lg"></i></button>
-			<button v-if="postFormActions.length > 0" v-tooltip="i18n.ts.plugin" class="_button" :class="$style.footerButton" @click="showActions"><i class="ti ti-plug"></i></button>
+			<button v-if="postFormActions.length > 0" v-tooltip="i18n.ts.plugin" class="_button" :class="$style.footerButton" @click="showActions"><i class="ph-plug ph-bold ph-lg"></i></button>
 			<button v-tooltip="i18n.ts.emoji" :class="['_button', $style.footerButton]" @click="insertEmoji"><i class="ph-smiley ph-bold ph-lg"></i></button>
 		</div>
 		<div :class="$style.footerRight">
diff --git a/packages/frontend/src/components/MkSignupDialog.rules.vue b/packages/frontend/src/components/MkSignupDialog.rules.vue
index f65de141c..c45cb3ebe 100644
--- a/packages/frontend/src/components/MkSignupDialog.rules.vue
+++ b/packages/frontend/src/components/MkSignupDialog.rules.vue
@@ -52,7 +52,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 			<div class="_buttonsCenter">
 				<MkButton inline rounded @click="emit('cancel')">{{ i18n.ts.cancel }}</MkButton>
-				<MkButton inline primary rounded gradate :disabled="!agreed" data-cy-signup-rules-continue @click="emit('done')">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+				<MkButton inline primary rounded gradate :disabled="!agreed" data-cy-signup-rules-continue @click="emit('done')">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 			</div>
 		</div>
 	</MkSpacer>
diff --git a/packages/frontend/src/components/MkSubNoteContent.vue b/packages/frontend/src/components/MkSubNoteContent.vue
index 789cca6f5..a0559e719 100644
--- a/packages/frontend/src/components/MkSubNoteContent.vue
+++ b/packages/frontend/src/components/MkSubNoteContent.vue
@@ -8,7 +8,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div @click="noteclick(note.id)">
 		<span v-if="note.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
 		<span v-if="note.deletedAt" style="opacity: 0.5">({{ i18n.ts.deleted }})</span>
-		<MkA v-if="note.replyId" :class="$style.reply" :to="`/notes/${note.replyId}`" v-on:click.stop><i class="ph-arrow-u-up-left ph-bold pg-lg"></i></MkA>
+		<MkA v-if="note.replyId" :class="$style.reply" :to="`/notes/${note.replyId}`" v-on:click.stop><i class="ph-arrow-bend-left-up ph-bold pg-lg"></i></MkA>
 		<Mfm v-if="note.text" :text="note.text" :author="note.user" :i="$i" :emojiUrls="note.emojis"/>
 		<MkA v-if="note.renoteId" :class="$style.rp" :to="`/notes/${note.renoteId}`" v-on:click.stop>RN: ...</MkA>
 	</div>
diff --git a/packages/frontend/src/components/MkUrlPreview.vue b/packages/frontend/src/components/MkUrlPreview.vue
index 377fcb2aa..f38e914b2 100644
--- a/packages/frontend/src/components/MkUrlPreview.vue
+++ b/packages/frontend/src/components/MkUrlPreview.vue
@@ -67,15 +67,15 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<template v-if="showActions">
 		<div v-if="tweetId" :class="$style.action">
 			<MkButton :small="true" inline @click="tweetExpanded = true">
-				<i class="ti ti-brand-x"></i> {{ i18n.ts.expandTweet }}
+				<i class="ph-twitter-logo ph-bold ph-lg"></i> {{ i18n.ts.expandTweet }}
 			</MkButton>
 		</div>
 		<div v-if="!playerEnabled && player.url" :class="$style.action">
 			<MkButton :small="true" inline @click="playerEnabled = true">
-				<i class="ti ti-player-play"></i> {{ i18n.ts.enablePlayer }}
+				<i class="ph-play ph-bold pg-lg"></i> {{ i18n.ts.enablePlayer }}
 			</MkButton>
 			<MkButton v-if="!isMobile" :small="true" inline @click="openPlayer()">
-				<i class="ti ti-picture-in-picture"></i> {{ i18n.ts.openInWindow }}
+				<i class="ph-picture-in-picture ph-bold ph-lg"></i> {{ i18n.ts.openInWindow }}
 			</MkButton>
 		</div>
 	</template>
diff --git a/packages/frontend/src/components/MkUserSetupDialog.vue b/packages/frontend/src/components/MkUserSetupDialog.vue
index aa6098843..0ec42a4a7 100644
--- a/packages/frontend/src/components/MkUserSetupDialog.vue
+++ b/packages/frontend/src/components/MkUserSetupDialog.vue
@@ -35,10 +35,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkAnimBg style="position: absolute; top: 0;" :scale="1.5"/>
 					<MkSpacer :marginMin="20" :marginMax="28">
 						<div class="_gaps" style="text-align: center;">
-							<i class="ti ti-confetti" style="display: block; margin: auto; font-size: 3em; color: var(--accent);"></i>
+							<i class="ph-confetti ph-bold ph-lg" style="display: block; margin: auto; font-size: 3em; color: var(--accent);"></i>
 							<div style="font-size: 120%;">{{ i18n.ts._initialAccountSetting.accountCreated }}</div>
 							<div>{{ i18n.ts._initialAccountSetting.letsStartAccountSetup }}</div>
-							<MkButton primary rounded gradate style="margin: 16px auto 0 auto;" data-cy-user-setup-continue @click="page++">{{ i18n.ts._initialAccountSetting.profileSetting }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton primary rounded gradate style="margin: 16px auto 0 auto;" data-cy-user-setup-continue @click="page++">{{ i18n.ts._initialAccountSetting.profileSetting }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 							<MkButton style="margin: 0 auto;" transparent rounded @click="later(true)">{{ i18n.ts.later }}</MkButton>
 						</div>
 					</MkSpacer>
@@ -49,8 +49,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkSpacer :marginMin="20" :marginMax="28">
 						<XProfile/>
 						<div class="_buttonsCenter" style="margin-top: 16px;">
-							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
-							<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
+							<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 						</div>
 					</MkSpacer>
 				</div>
@@ -60,8 +60,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkSpacer :marginMin="20" :marginMax="28">
 						<XPrivacy/>
 						<div class="_buttonsCenter" style="margin-top: 16px;">
-							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
-							<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
+							<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 						</div>
 					</MkSpacer>
 				</div>
@@ -73,8 +73,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 					</MkSpacer>
 					<div :class="$style.pageFooter">
 						<div class="_buttonsCenter">
-							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
-							<MkButton primary rounded gradate style="" data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
+							<MkButton primary rounded gradate style="" data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 						</div>
 					</div>
 				</div>
@@ -88,8 +88,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<div style="padding: 0 16px;">{{ i18n.t('_initialAccountSetting.pushNotificationDescription', { name: instance.name ?? host }) }}</div>
 							<MkPushNotificationAllowButton primary showOnlyToRegister style="margin: 0 auto;"/>
 							<div class="_buttonsCenter" style="margin-top: 16px;">
-								<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
-								<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+								<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
+								<MkButton primary rounded gradate data-cy-user-setup-continue @click="page++">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 							</div>
 						</div>
 					</MkSpacer>
@@ -110,7 +110,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</I18n>
 							<div>{{ i18n.t('_initialAccountSetting.haveFun', { name: instance.name ?? host }) }}</div>
 							<div class="_buttonsCenter" style="margin-top: 16px;">
-								<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
+								<MkButton rounded data-cy-user-setup-back @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
 								<MkButton primary rounded gradate data-cy-user-setup-continue @click="close(false)">{{ i18n.ts.close }}</MkButton>
 							</div>
 						</div>
diff --git a/packages/frontend/src/components/MkWindow.vue b/packages/frontend/src/components/MkWindow.vue
index 94f178857..d6c3e3f81 100644
--- a/packages/frontend/src/components/MkWindow.vue
+++ b/packages/frontend/src/components/MkWindow.vue
@@ -27,10 +27,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<template v-if="!minimized">
 						<button v-for="button in buttonsRight" v-tooltip="button.title" class="_button" :class="[$style.headerButton, { [$style.highlighted]: button.highlighted }]" @click="button.onClick"><i :class="button.icon"></i></button>
 					</template>
-					<button v-if="canResize && minimized" v-tooltip="i18n.ts.windowRestore" class="_button" :class="$style.headerButton" @click="unMinimize()"><i class="ti ti-maximize"></i></button>
-					<button v-else-if="canResize && !maximized" v-tooltip="i18n.ts.windowMinimize" class="_button" :class="$style.headerButton" @click="minimize()"><i class="ti ti-minimize"></i></button>
-					<button v-if="canResize && maximized" v-tooltip="i18n.ts.windowRestore" class="_button" :class="$style.headerButton" @click="unMaximize()"><i class="ti ti-picture-in-picture"></i></button>
-					<button v-else-if="canResize && !maximized && !minimized" v-tooltip="i18n.ts.windowMaximize" class="_button" :class="$style.headerButton" @click="maximize()"><i class="ti ti-rectangle"></i></button>
+					<button v-if="canResize && minimized" v-tooltip="i18n.ts.windowRestore" class="_button" :class="$style.headerButton" @click="unMinimize()"><i class="ph-frame-corners ph-bold ph-lg"></i></button>
+					<button v-else-if="canResize && !maximized" v-tooltip="i18n.ts.windowMinimize" class="_button" :class="$style.headerButton" @click="minimize()"><i class="ph-arrows-in-simple ph-bold ph-lg"></i></button>
+					<button v-if="canResize && maximized" v-tooltip="i18n.ts.windowRestore" class="_button" :class="$style.headerButton" @click="unMaximize()"><i class="ph-picture-in-picture ph-bold ph-lg"></i></button>
+					<button v-else-if="canResize && !maximized && !minimized" v-tooltip="i18n.ts.windowMaximize" class="_button" :class="$style.headerButton" @click="maximize()"><i class="ph-frame-corners ph-bold ph-lg"></i></button>
 					<button v-if="closeButton" v-tooltip="i18n.ts.close" class="_button" :class="$style.headerButton" @click="close()"><i class="ph-x ph-bold ph-lg"></i></button>
 				</span>
 			</div>
diff --git a/packages/frontend/src/components/MkYouTubePlayer.vue b/packages/frontend/src/components/MkYouTubePlayer.vue
index d74ad0eda..7460515c3 100644
--- a/packages/frontend/src/components/MkYouTubePlayer.vue
+++ b/packages/frontend/src/components/MkYouTubePlayer.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <MkWindow :initialWidth="640" :initialHeight="402" :canResize="true" :closeButton="true">
 	<template #header>
-		<i class="icon ti ti-brand-youtube" style="margin-right: 0.5em;"></i>
+		<i class="icon ph-youtube-logo ph-bold ph-lg" style="margin-right: 0.5em;"></i>
 		<span>{{ title ?? 'YouTube' }}</span>
 	</template>
 
diff --git a/packages/frontend/src/components/global/MkA.vue b/packages/frontend/src/components/global/MkA.vue
index 2d0c8fcd3..60cd83409 100644
--- a/packages/frontend/src/components/global/MkA.vue
+++ b/packages/frontend/src/components/global/MkA.vue
@@ -51,7 +51,7 @@ function onContextmenu(ev) {
 			os.pageWindow(props.to);
 		},
 	}, {
-		icon: 'ti ti-player-eject',
+		icon: 'ph-eject ph-bold pg-lg',
 		text: i18n.ts.showInPage,
 		action: () => {
 			router.push(props.to, 'forcePage');
diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index a36db01d5..14c35997b 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -152,7 +152,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'charts',
 	title: i18n.ts.charts,
-	icon: 'ti ti-chart-line',
+	icon: 'ph-chart-line ph-bold pg-lg',
 }]);
 
 definePageMetadata(computed(() => ({
diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index 9fd3b60e3..419201437 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -100,7 +100,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</div>
 
 						<MkFolder>
-							<template #icon><i class="ti ti-license"></i></template>
+							<template #icon><i class="ph-scroll ph-bold ph-lg"></i></template>
 							<template #label>{{ i18n.ts._role.policies }}</template>
 							<div class="_gaps">
 								<div v-for="policy in Object.keys(info.policies)" :key="policy">
@@ -468,7 +468,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'chart',
 	title: i18n.ts.charts,
-	icon: 'ti ti-chart-line',
+	icon: 'ph-chart-line ph-bold pg-lg',
 }, {
 	key: 'raw',
 	title: 'Raw',
diff --git a/packages/frontend/src/pages/admin/RolesEditorFormula.vue b/packages/frontend/src/pages/admin/RolesEditorFormula.vue
index fdc9c655c..92010f771 100644
--- a/packages/frontend/src/pages/admin/RolesEditorFormula.vue
+++ b/packages/frontend/src/pages/admin/RolesEditorFormula.vue
@@ -22,7 +22,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<option value="not">{{ i18n.ts._role._condition.not }}</option>
 		</MkSelect>
 		<button v-if="draggable" class="drag-handle _button" :class="$style.dragHandle">
-			<i class="ti ti-menu-2"></i>
+			<i class="ph-list ph-bold ph-lg-2"></i>
 		</button>
 		<button v-if="draggable" class="_button" :class="$style.remove" @click="removeSelf">
 			<i class="ph-x ph-bold ph-lg"></i>
diff --git a/packages/frontend/src/pages/admin/abuses.vue b/packages/frontend/src/pages/admin/abuses.vue
index 875702ee7..d670cc791 100644
--- a/packages/frontend/src/pages/admin/abuses.vue
+++ b/packages/frontend/src/pages/admin/abuses.vue
@@ -89,6 +89,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.abuseReports,
-	icon: 'ti ti-exclamation-circle',
+	icon: 'ph-warning-circle ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/admin/ads.vue b/packages/frontend/src/pages/admin/ads.vue
index 404fb344b..257dca945 100644
--- a/packages/frontend/src/pages/admin/ads.vue
+++ b/packages/frontend/src/pages/admin/ads.vue
@@ -216,7 +216,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.ads,
-	icon: 'ti ti-ad',
+	icon: 'ph-flag ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/admin/branding.vue b/packages/frontend/src/pages/admin/branding.vue
index 3c595c6f8..034681c76 100644
--- a/packages/frontend/src/pages/admin/branding.vue
+++ b/packages/frontend/src/pages/admin/branding.vue
@@ -163,7 +163,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.branding,
-	icon: 'ti ti-paint',
+	icon: 'ph-paint-roller ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/admin/index.vue b/packages/frontend/src/pages/admin/index.vue
index 74cdbb36e..18b1a2ab6 100644
--- a/packages/frontend/src/pages/admin/index.vue
+++ b/packages/frontend/src/pages/admin/index.vue
@@ -136,12 +136,12 @@ const menuDef = $computed(() => [{
 		to: '/admin/announcements',
 		active: currentPage?.route.name === 'announcements',
 	}, {
-		icon: 'ti ti-ad',
+		icon: 'ph-flag ph-bold ph-lg',
 		text: i18n.ts.ads,
 		to: '/admin/ads',
 		active: currentPage?.route.name === 'ads',
 	}, {
-		icon: 'ti ti-exclamation-circle',
+		icon: 'ph-warning-circle ph-bold ph-lg',
 		text: i18n.ts.abuseReports,
 		to: '/admin/abuses',
 		active: currentPage?.route.name === 'abuses',
@@ -159,7 +159,7 @@ const menuDef = $computed(() => [{
 		to: '/admin/settings',
 		active: currentPage?.route.name === 'settings',
 	}, {
-		icon: 'ti ti-paint',
+		icon: 'ph-paint-roller ph-bold ph-lg',
 		text: i18n.ts.branding,
 		to: '/admin/branding',
 		active: currentPage?.route.name === 'branding',
@@ -194,7 +194,7 @@ const menuDef = $computed(() => [{
 		to: '/admin/instance-block',
 		active: currentPage?.route.name === 'instance-block',
 	}, {
-		icon: 'ti ti-ghost',
+		icon: 'ph-ghost ph-bold ph-lg',
 		text: i18n.ts.proxyAccount,
 		to: '/admin/proxy-account',
 		active: currentPage?.route.name === 'proxy-account',
diff --git a/packages/frontend/src/pages/admin/overview.stats.vue b/packages/frontend/src/pages/admin/overview.stats.vue
index a19ff8cf3..59b5540ea 100644
--- a/packages/frontend/src/pages/admin/overview.stats.vue
+++ b/packages/frontend/src/pages/admin/overview.stats.vue
@@ -47,7 +47,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				</div>
 			</div>
 			<div class="item _panel online">
-				<div class="icon"><i class="ti ti-access-point"></i></div>
+				<div class="icon"><i class="ph-broadcast ph-bold ph-lg"></i></div>
 				<div class="body">
 					<div class="value">
 						<MkNumber :value="onlineUsersCount" style="margin-right: 0.5em;"/>
diff --git a/packages/frontend/src/pages/admin/proxy-account.vue b/packages/frontend/src/pages/admin/proxy-account.vue
index 9681215aa..3e2a8bdf3 100644
--- a/packages/frontend/src/pages/admin/proxy-account.vue
+++ b/packages/frontend/src/pages/admin/proxy-account.vue
@@ -64,6 +64,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.proxyAccount,
-	icon: 'ti ti-ghost',
+	icon: 'ph-ghost ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/admin/roles.editor.vue b/packages/frontend/src/pages/admin/roles.editor.vue
index e0eb3a6c8..fbd938f74 100644
--- a/packages/frontend/src/pages/admin/roles.editor.vue
+++ b/packages/frontend/src/pages/admin/roles.editor.vue
@@ -73,7 +73,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</MkSwitch>
 
 	<FormSlot>
-		<template #label><i class="ti ti-license"></i> {{ i18n.ts._role.policies }}</template>
+		<template #label><i class="ph-scroll ph-bold ph-lg"></i> {{ i18n.ts._role.policies }}</template>
 		<div class="_gaps_s">
 			<MkInput v-model="q" type="search">
 				<template #prefix><i class="ph-magnifying-glass ph-bold ph-lg"></i></template>
@@ -546,9 +546,9 @@ let rolePermission = $computed({
 let q = $ref('');
 
 function getPriorityIcon(option) {
-	if (option.priority === 2) return 'ti ti-arrows-up';
-	if (option.priority === 1) return 'ti ti-arrow-narrow-up';
-	return 'ph-dot-outline ph-bold pg-lg';
+	if (option.priority === 2) return 'ph-arrow-up ph-bold ph-lg';
+	if (option.priority === 1) return 'ph-arrow-up ph-bold ph-lg';
+	return 'ph-circle ph-bold pg-lg';
 }
 
 function matchQuery(keywords: string[]): boolean {
diff --git a/packages/frontend/src/pages/admin/server-rules.vue b/packages/frontend/src/pages/admin/server-rules.vue
index 74e0fa1b0..bf9c6b0f4 100644
--- a/packages/frontend/src/pages/admin/server-rules.vue
+++ b/packages/frontend/src/pages/admin/server-rules.vue
@@ -23,7 +23,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<div :class="$style.item">
 							<div :class="$style.itemHeader">
 								<div :class="$style.itemNumber" v-text="String(index + 1)"/>
-								<span :class="$style.itemHandle"><i class="ti ti-menu"/></span>
+								<span :class="$style.itemHandle"><i class="ph-list ph-bold ph-lg"/></span>
 								<button class="_button" :class="$style.itemRemove" @click="remove(index)"><i class="ph-x ph-bold ph-lg"></i></button>
 							</div>
 							<MkInput v-model="serverRules[index]"/>
diff --git a/packages/frontend/src/pages/ads.vue b/packages/frontend/src/pages/ads.vue
index ee5804955..bee3af39e 100644
--- a/packages/frontend/src/pages/ads.vue
+++ b/packages/frontend/src/pages/ads.vue
@@ -24,7 +24,7 @@ import { instance } from '@/instance.js';
 
 definePageMetadata({
 	title: i18n.ts.ads,
-	icon: 'ti ti-ad',
+	icon: 'ph-flag ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/announcements.vue b/packages/frontend/src/pages/announcements.vue
index 6c08022e6..7ac37adfb 100644
--- a/packages/frontend/src/pages/announcements.vue
+++ b/packages/frontend/src/pages/announcements.vue
@@ -99,7 +99,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'past',
 	title: i18n.ts.pastAnnouncements,
-	icon: 'ph-dot-outline ph-bold pg-lg',
+	icon: 'ph-circle ph-bold pg-lg',
 }]);
 
 definePageMetadata({
diff --git a/packages/frontend/src/pages/antenna-timeline.vue b/packages/frontend/src/pages/antenna-timeline.vue
index 3a2e74108..299974527 100644
--- a/packages/frontend/src/pages/antenna-timeline.vue
+++ b/packages/frontend/src/pages/antenna-timeline.vue
@@ -78,7 +78,7 @@ watch(() => props.antennaId, async () => {
 }, { immediate: true });
 
 const headerActions = $computed(() => antenna ? [{
-	icon: 'ti ti-calendar-time',
+	icon: 'ph-calendar ph-bold ph-lg',
 	text: i18n.ts.jumpToSpecifiedDate,
 	handler: timetravel,
 }, {
diff --git a/packages/frontend/src/pages/api-console.vue b/packages/frontend/src/pages/api-console.vue
index c8cc23a87..93ecbdf0c 100644
--- a/packages/frontend/src/pages/api-console.vue
+++ b/packages/frontend/src/pages/api-console.vue
@@ -89,6 +89,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: 'API console',
-	icon: 'ti ti-terminal-2',
+	icon: 'ph-terminal-window ph-bold ph-lg-2',
 });
 </script>
diff --git a/packages/frontend/src/pages/channel-editor.vue b/packages/frontend/src/pages/channel-editor.vue
index 028ab89ba..0417f2b0c 100644
--- a/packages/frontend/src/pages/channel-editor.vue
+++ b/packages/frontend/src/pages/channel-editor.vue
@@ -46,7 +46,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					>
 						<template #item="{element,index}">
 							<div :class="$style.pinnedNote">
-								<button class="_button" :class="$style.pinnedNoteHandle"><i class="ti ti-menu"></i></button>
+								<button class="_button" :class="$style.pinnedNoteHandle"><i class="ph-list ph-bold ph-lg"></i></button>
 								{{ element.id }}
 								<button class="_button" :class="$style.pinnedNoteRemove" @click="removePinnedNote(index)"><i class="ph-x ph-bold ph-lg"></i></button>
 							</div>
diff --git a/packages/frontend/src/pages/channels.vue b/packages/frontend/src/pages/channels.vue
index f34569215..16acaae2a 100644
--- a/packages/frontend/src/pages/channels.vue
+++ b/packages/frontend/src/pages/channels.vue
@@ -134,7 +134,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'featured',
 	title: i18n.ts._channel.featured,
-	icon: 'ti ti-comet',
+	icon: 'ph-shooting-star ph-bold ph-lg',
 }, {
 	key: 'favorites',
 	title: i18n.ts.favorites,
diff --git a/packages/frontend/src/pages/explore.users.vue b/packages/frontend/src/pages/explore.users.vue
index e81b1566c..20bd74fb4 100644
--- a/packages/frontend/src/pages/explore.users.vue
+++ b/packages/frontend/src/pages/explore.users.vue
@@ -12,15 +12,15 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div v-if="origin === 'local'">
 		<template v-if="tag == null">
 			<MkFoldableSection class="_margin" persistKey="explore-pinned-users">
-				<template #header><i class="ti ti-bookmark ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.pinnedUsers }}</template>
+				<template #header><i class="ph-bookmark ph-bold ph-lg ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.pinnedUsers }}</template>
 				<MkUserList :pagination="pinnedUsers"/>
 			</MkFoldableSection>
 			<MkFoldableSection class="_margin" persistKey="explore-popular-users">
-				<template #header><i class="ti ti-chart-line ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.popularUsers }}</template>
+				<template #header><i class="ph-chart-line ph-bold pg-lg ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.popularUsers }}</template>
 				<MkUserList :pagination="popularUsers"/>
 			</MkFoldableSection>
 			<MkFoldableSection class="_margin" persistKey="explore-recently-updated-users">
-				<template #header><i class="ti ti-message ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.recentlyUpdatedUsers }}</template>
+				<template #header><i class="ph-chat-text ph-bold ph-lg ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.recentlyUpdatedUsers }}</template>
 				<MkUserList :pagination="recentlyUpdatedUsers"/>
 			</MkFoldableSection>
 			<MkFoldableSection class="_margin" persistKey="explore-recently-registered-users">
@@ -46,11 +46,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 		<template v-if="tag == null">
 			<MkFoldableSection class="_margin">
-				<template #header><i class="ti ti-chart-line ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.popularUsers }}</template>
+				<template #header><i class="ph-chart-line ph-bold pg-lg ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.popularUsers }}</template>
 				<MkUserList :pagination="popularUsersF"/>
 			</MkFoldableSection>
 			<MkFoldableSection class="_margin">
-				<template #header><i class="ti ti-message ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.recentlyUpdatedUsers }}</template>
+				<template #header><i class="ph-chat-text ph-bold ph-lg ti-fw" style="margin-right: 0.5em;"></i>{{ i18n.ts.recentlyUpdatedUsers }}</template>
 				<MkUserList :pagination="recentlyUpdatedUsersF"/>
 			</MkFoldableSection>
 			<MkFoldableSection class="_margin">
diff --git a/packages/frontend/src/pages/flash/flash-index.vue b/packages/frontend/src/pages/flash/flash-index.vue
index be81c72b7..a9438fd91 100644
--- a/packages/frontend/src/pages/flash/flash-index.vue
+++ b/packages/frontend/src/pages/flash/flash-index.vue
@@ -89,6 +89,6 @@ const headerTabs = $computed(() => [{
 
 definePageMetadata(computed(() => ({
 	title: 'Play',
-	icon: 'ti ti-player-play',
+	icon: 'ph-play ph-bold pg-lg',
 })));
 </script>
diff --git a/packages/frontend/src/pages/gallery/index.vue b/packages/frontend/src/pages/gallery/index.vue
index 8584fdf38..21b27d1c5 100644
--- a/packages/frontend/src/pages/gallery/index.vue
+++ b/packages/frontend/src/pages/gallery/index.vue
@@ -18,7 +18,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					</MkPagination>
 				</MkFoldableSection>
 				<MkFoldableSection class="_margin">
-					<template #header><i class="ti ti-comet"></i>{{ i18n.ts.popularPosts }}</template>
+					<template #header><i class="ph-shooting-star ph-bold ph-lg"></i>{{ i18n.ts.popularPosts }}</template>
 					<MkPagination v-slot="{items}" :pagination="popularPostsPagination" :disableAutoLoad="true">
 						<div :class="$style.items">
 							<MkGalleryPostPreview v-for="post in items" :key="post.id" :post="post" class="post"/>
diff --git a/packages/frontend/src/pages/instance-info.vue b/packages/frontend/src/pages/instance-info.vue
index 5d7937560..bd0206537 100644
--- a/packages/frontend/src/pages/instance-info.vue
+++ b/packages/frontend/src/pages/instance-info.vue
@@ -216,7 +216,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'chart',
 	title: i18n.ts.charts,
-	icon: 'ti ti-chart-line',
+	icon: 'ph-chart-line ph-bold pg-lg',
 }, {
 	key: 'users',
 	title: i18n.ts.users,
@@ -229,7 +229,7 @@ const headerTabs = $computed(() => [{
 
 definePageMetadata({
 	title: props.host,
-	icon: 'ti ti-server',
+	icon: 'ph-hard-drives ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/notifications.vue b/packages/frontend/src/pages/notifications.vue
index 19fdc86f8..bee1acd2c 100644
--- a/packages/frontend/src/pages/notifications.vue
+++ b/packages/frontend/src/pages/notifications.vue
@@ -65,7 +65,7 @@ function setFilter(ev) {
 
 const headerActions = $computed(() => [tab === 'all' ? {
 	text: i18n.ts.filter,
-	icon: 'ti ti-filter',
+	icon: 'ph-funnel ph-bold ph-lg',
 	highlighted: includeTypes != null,
 	handler: setFilter,
 } : undefined, tab === 'all' ? {
@@ -79,7 +79,7 @@ const headerActions = $computed(() => [tab === 'all' ? {
 const headerTabs = $computed(() => [{
 	key: 'all',
 	title: i18n.ts.all,
-	icon: 'ph-dot-outline ph-bold pg-lg',
+	icon: 'ph-circle ph-bold pg-lg',
 }, {
 	key: 'mentions',
 	title: i18n.ts.mentions,
diff --git a/packages/frontend/src/pages/page-editor/els/page-editor.el.note.vue b/packages/frontend/src/pages/page-editor/els/page-editor.el.note.vue
index fc436aad7..0ed6c9bfa 100644
--- a/packages/frontend/src/pages/page-editor/els/page-editor.el.note.vue
+++ b/packages/frontend/src/pages/page-editor/els/page-editor.el.note.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <!-- eslint-disable vue/no-mutating-props -->
 <XContainer :draggable="true" @remove="() => $emit('remove')">
-	<template #header><i class="ti ti-note"></i> {{ i18n.ts._pages.blocks.note }}</template>
+	<template #header><i class="ph-note ph-bold ph-lg"></i> {{ i18n.ts._pages.blocks.note }}</template>
 
 	<section style="padding: 0 16px 0 16px;">
 		<MkInput v-model="id">
diff --git a/packages/frontend/src/pages/page-editor/els/page-editor.el.section.vue b/packages/frontend/src/pages/page-editor/els/page-editor.el.section.vue
index 44f7d9852..f24131ebb 100644
--- a/packages/frontend/src/pages/page-editor/els/page-editor.el.section.vue
+++ b/packages/frontend/src/pages/page-editor/els/page-editor.el.section.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <!-- eslint-disable vue/no-mutating-props -->
 <XContainer :draggable="true" @remove="() => $emit('remove')">
-	<template #header><i class="ti ti-note"></i> {{ props.modelValue.title }}</template>
+	<template #header><i class="ph-note ph-bold ph-lg"></i> {{ props.modelValue.title }}</template>
 	<template #func>
 		<button class="_button" @click="rename()">
 			<i class="ph-pencil ph-bold ph-lg"></i>
diff --git a/packages/frontend/src/pages/page-editor/els/page-editor.el.text.vue b/packages/frontend/src/pages/page-editor/els/page-editor.el.text.vue
index 2ecf5790b..8df74374b 100644
--- a/packages/frontend/src/pages/page-editor/els/page-editor.el.text.vue
+++ b/packages/frontend/src/pages/page-editor/els/page-editor.el.text.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <!-- eslint-disable vue/no-mutating-props -->
 <XContainer :draggable="true" @remove="() => $emit('remove')">
-	<template #header><i class="ti ti-align-left"></i> {{ i18n.ts._pages.blocks.text }}</template>
+	<template #header><i class="ph-text-align-left ph-bold ph-lg"></i> {{ i18n.ts._pages.blocks.text }}</template>
 
 	<section>
 		<textarea v-model="text" :class="$style.textarea"></textarea>
diff --git a/packages/frontend/src/pages/page-editor/page-editor.container.vue b/packages/frontend/src/pages/page-editor/page-editor.container.vue
index 161cdae8e..9ea7d7fd1 100644
--- a/packages/frontend/src/pages/page-editor/page-editor.container.vue
+++ b/packages/frontend/src/pages/page-editor/page-editor.container.vue
@@ -13,7 +13,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<i class="ph-trash ph-bold ph-lg"></i>
 			</button>
 			<button v-if="draggable" class="drag-handle _button">
-				<i class="ti ti-menu-2"></i>
+				<i class="ph-list ph-bold ph-lg-2"></i>
 			</button>
 			<button class="_button" @click="toggleContent(!showBody)">
 				<template v-if="showBody"><i class="ph-caret-up ph-bold ph-lg"></i></template>
diff --git a/packages/frontend/src/pages/page-editor/page-editor.vue b/packages/frontend/src/pages/page-editor/page-editor.vue
index df125b8c5..396ee68f5 100644
--- a/packages/frontend/src/pages/page-editor/page-editor.vue
+++ b/packages/frontend/src/pages/page-editor/page-editor.vue
@@ -279,7 +279,7 @@ const headerTabs = $computed(() => [{
 }, {
 	key: 'contents',
 	title: i18n.ts._pages.contents,
-	icon: 'ti ti-note',
+	icon: 'ph-note ph-bold ph-lg',
 }]);
 
 definePageMetadata(computed(() => {
diff --git a/packages/frontend/src/pages/pages.vue b/packages/frontend/src/pages/pages.vue
index de604b2ec..ce136133d 100644
--- a/packages/frontend/src/pages/pages.vue
+++ b/packages/frontend/src/pages/pages.vue
@@ -87,6 +87,6 @@ const headerTabs = $computed(() => [{
 
 definePageMetadata(computed(() => ({
 	title: i18n.ts.pages,
-	icon: 'ti ti-note',
+	icon: 'ph-note ph-bold ph-lg',
 })));
 </script>
diff --git a/packages/frontend/src/pages/scratchpad.vue b/packages/frontend/src/pages/scratchpad.vue
index 3dfd2d661..02bfa949d 100644
--- a/packages/frontend/src/pages/scratchpad.vue
+++ b/packages/frontend/src/pages/scratchpad.vue
@@ -8,7 +8,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div :class="$style.root">
 		<div :class="$style.editor" class="_panel">
 			<PrismEditor v-model="code" class="_monospace" :class="$style.code" :highlight="highlighter" :lineNumbers="false"/>
-			<MkButton style="position: absolute; top: 8px; right: 8px;" primary @click="run()"><i class="ti ti-player-play"></i></MkButton>
+			<MkButton style="position: absolute; top: 8px; right: 8px;" primary @click="run()"><i class="ph-play ph-bold pg-lg"></i></MkButton>
 		</div>
 
 		<MkContainer v-if="root && components.length > 1" :key="uiKey" :foldable="true">
@@ -170,7 +170,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.scratchpad,
-	icon: 'ti ti-terminal-2',
+	icon: 'ph-terminal-window ph-bold ph-lg-2',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/2fa.qrdialog.vue b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
index e61e35a25..046e172e1 100644
--- a/packages/frontend/src/pages/settings/2fa.qrdialog.vue
+++ b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
@@ -42,7 +42,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</div>
 						<div class="_buttonsCenter" style="margin-top: 16px;">
 							<MkButton rounded @click="cancel">{{ i18n.ts.cancel }}</MkButton>
-							<MkButton primary rounded gradate @click="page++">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton primary rounded gradate @click="page++">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 						</div>
 					</MkSpacer>
 				</div>
@@ -56,8 +56,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<div>{{ i18n.ts._2fa.step3 }}</div>
 						</div>
 						<div class="_buttonsCenter" style="margin-top: 16px;">
-							<MkButton rounded @click="page--"><i class="ti ti-arrow-left"></i> {{ i18n.ts.goBack }}</MkButton>
-							<MkButton primary rounded gradate @click="tokenDone">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+							<MkButton rounded @click="page--"><i class="ph-arrow-left ph-bold pg-lg"></i> {{ i18n.ts.goBack }}</MkButton>
+							<MkButton primary rounded gradate @click="tokenDone">{{ i18n.ts.continue }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 						</div>
 					</MkSpacer>
 				</div>
diff --git a/packages/frontend/src/pages/settings/accounts.vue b/packages/frontend/src/pages/settings/accounts.vue
index b3a65c263..3f63c3dd7 100644
--- a/packages/frontend/src/pages/settings/accounts.vue
+++ b/packages/frontend/src/pages/settings/accounts.vue
@@ -47,7 +47,7 @@ const init = async () => {
 function menu(account, ev) {
 	os.popupMenu([{
 		text: i18n.ts.switch,
-		icon: 'ti ti-switch-horizontal',
+		icon: 'ph-arrows-left-right ph-bold ph-lg',
 		action: () => switchAccount(account),
 	}, {
 		text: i18n.ts.logout,
diff --git a/packages/frontend/src/pages/settings/apps.vue b/packages/frontend/src/pages/settings/apps.vue
index c82d8932d..ad7201896 100644
--- a/packages/frontend/src/pages/settings/apps.vue
+++ b/packages/frontend/src/pages/settings/apps.vue
@@ -77,7 +77,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.installedApps,
-	icon: 'ti ti-plug',
+	icon: 'ph-plug ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/deck.vue b/packages/frontend/src/pages/settings/deck.vue
index 9fecc65d6..ff9a78cd5 100644
--- a/packages/frontend/src/pages/settings/deck.vue
+++ b/packages/frontend/src/pages/settings/deck.vue
@@ -38,6 +38,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.deck,
-	icon: 'ti ti-columns',
+	icon: 'ph-text-columns ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index f8ef466cb..f497b2b32 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -20,9 +20,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<MkRadios v-model="overridedDeviceKind">
 		<template #label>{{ i18n.ts.overridedDeviceKind }}</template>
 		<option :value="null">{{ i18n.ts.auto }}</option>
-		<option value="smartphone"><i class="ti ti-device-mobile"/> {{ i18n.ts.smartphone }}</option>
-		<option value="tablet"><i class="ti ti-device-tablet"/> {{ i18n.ts.tablet }}</option>
-		<option value="desktop"><i class="ti ti-device-desktop"/> {{ i18n.ts.desktop }}</option>
+		<option value="smartphone"><i class="ph-device-mobile ph-bold ph-lg"/> {{ i18n.ts.smartphone }}</option>
+		<option value="tablet"><i class="ph-device-tablet ph-bold ph-lg"/> {{ i18n.ts.tablet }}</option>
+		<option value="desktop"><i class="ph-desktop ph-bold ph-lg"/> {{ i18n.ts.desktop }}</option>
 	</MkRadios>
 
 	<FormSection>
@@ -91,16 +91,16 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div class="_gaps_m">
 			<MkRadios v-model="notificationPosition">
 				<template #label>{{ i18n.ts.position }}</template>
-				<option value="leftTop"><i class="ti ti-align-box-left-top"></i> {{ i18n.ts.leftTop }}</option>
-				<option value="rightTop"><i class="ti ti-align-box-right-top"></i> {{ i18n.ts.rightTop }}</option>
-				<option value="leftBottom"><i class="ti ti-align-box-left-bottom"></i> {{ i18n.ts.leftBottom }}</option>
-				<option value="rightBottom"><i class="ti ti-align-box-right-bottom"></i> {{ i18n.ts.rightBottom }}</option>
+				<option value="leftTop"><i class="ph-arrow-up-left ph-bold ph-lg"></i> {{ i18n.ts.leftTop }}</option>
+				<option value="rightTop"><i class="ph-arrow-up-right ph-bold ph-lg"></i> {{ i18n.ts.rightTop }}</option>
+				<option value="leftBottom"><i class="ph-arrow-down-left ph-bold ph-lg"></i> {{ i18n.ts.leftBottom }}</option>
+				<option value="rightBottom"><i class="ph-arrow-down-right ph-bold ph-lg"></i> {{ i18n.ts.rightBottom }}</option>
 			</MkRadios>
 
 			<MkRadios v-model="notificationStackAxis">
 				<template #label>{{ i18n.ts.stackAxis }}</template>
-				<option value="vertical"><i class="ti ti-carousel-vertical"></i> {{ i18n.ts.vertical }}</option>
-				<option value="horizontal"><i class="ti ti-carousel-horizontal"></i> {{ i18n.ts.horizontal }}</option>
+				<option value="vertical"><i class="ph-split-vertical ph-bold ph-lg"></i> {{ i18n.ts.vertical }}</option>
+				<option value="horizontal"><i class="ph-split-horizontal ph-bold ph-lg"></i> {{ i18n.ts.horizontal }}</option>
 			</MkRadios>
 
 			<MkButton @click="testNotification">{{ i18n.ts._notification.checkNotificationBehavior }}</MkButton>
diff --git a/packages/frontend/src/pages/settings/import-export.vue b/packages/frontend/src/pages/settings/import-export.vue
index c75ad24fb..24dcdeacc 100644
--- a/packages/frontend/src/pages/settings/import-export.vue
+++ b/packages/frontend/src/pages/settings/import-export.vue
@@ -206,7 +206,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.importAndExport,
-	icon: 'ti ti-package',
+	icon: 'ph-package ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/index.vue b/packages/frontend/src/pages/settings/index.vue
index 27dc47f89..155577b0f 100644
--- a/packages/frontend/src/pages/settings/index.vue
+++ b/packages/frontend/src/pages/settings/index.vue
@@ -107,17 +107,17 @@ const menuDef = computed(() => [{
 		to: '/settings/general',
 		active: currentPage?.route.name === 'general',
 	}, {
-		icon: 'ti ti-palette',
+		icon: 'ph-palette ph-bold ph-lg',
 		text: i18n.ts.theme,
 		to: '/settings/theme',
 		active: currentPage?.route.name === 'theme',
 	}, {
-		icon: 'ti ti-menu-2',
+		icon: 'ph-list ph-bold ph-lg-2',
 		text: i18n.ts.navbar,
 		to: '/settings/navbar',
 		active: currentPage?.route.name === 'navbar',
 	}, {
-		icon: 'ti ti-equal-double',
+		icon: 'ph-equals ph-bold ph-lg',
 		text: i18n.ts.statusbar,
 		to: '/settings/statusbar',
 		active: currentPage?.route.name === 'statusbar',
@@ -127,7 +127,7 @@ const menuDef = computed(() => [{
 		to: '/settings/sounds',
 		active: currentPage?.route.name === 'sounds',
 	}, {
-		icon: 'ti ti-plug',
+		icon: 'ph-plug ph-bold ph-lg',
 		text: i18n.ts.plugins,
 		to: '/settings/plugin',
 		active: currentPage?.route.name === 'plugin',
@@ -150,7 +150,7 @@ const menuDef = computed(() => [{
 		to: '/settings/mute-block',
 		active: currentPage?.route.name === 'mute-block',
 	}, {
-		icon: 'ti ti-message-off',
+		icon: 'ph-bell-slash ph-bold ph-lg',
 		text: i18n.ts.wordMute,
 		to: '/settings/word-mute',
 		active: currentPage?.route.name === 'word-mute',
@@ -160,17 +160,17 @@ const menuDef = computed(() => [{
 		to: '/settings/api',
 		active: currentPage?.route.name === 'api',
 	}, {
-		icon: 'ti ti-webhook',
+		icon: 'ph-webhooks-logo ph-bold ph-lg',
 		text: 'Webhook',
 		to: '/settings/webhook',
 		active: currentPage?.route.name === 'webhook',
 	}, {
-		icon: 'ti ti-package',
+		icon: 'ph-package ph-bold ph-lg',
 		text: i18n.ts.importAndExport,
 		to: '/settings/import-export',
 		active: currentPage?.route.name === 'import-export',
 	}, {
-		icon: 'ti ti-plane',
+		icon: 'ph-airplane ph-bold ph-lg',
 		text: `${i18n.ts.accountMigration}`,
 		to: '/settings/migration',
 		active: currentPage?.route.name === 'migration',
@@ -201,7 +201,7 @@ const menuDef = computed(() => [{
 		},
 	}, {
 		type: 'button',
-		icon: 'ti ti-power',
+		icon: 'ph-power ph-bold ph-lg',
 		text: i18n.ts.logout,
 		action: async () => {
 			const { canceled } = await os.confirm({
diff --git a/packages/frontend/src/pages/settings/migration.vue b/packages/frontend/src/pages/settings/migration.vue
index 573820bc6..3b47189eb 100644
--- a/packages/frontend/src/pages/settings/migration.vue
+++ b/packages/frontend/src/pages/settings/migration.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div class="_gaps_m">
 	<MkFolder :defaultOpen="true">
-		<template #icon><i class="ti ti-plane-arrival"></i></template>
+		<template #icon><i class="ph-airplane-landing ph-bold ph-lg"></i></template>
 		<template #label>{{ i18n.ts._accountMigration.moveFrom }}</template>
 		<template #caption>{{ i18n.ts._accountMigration.moveFromSub }}</template>
 
@@ -20,7 +20,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			<div class="_gaps">
 				<MkInput v-for="(_, i) in accountAliases" v-model="accountAliases[i]">
-					<template #prefix><i class="ti ti-plane-arrival"></i></template>
+					<template #prefix><i class="ph-airplane-landing ph-bold ph-lg"></i></template>
 					<template #label>{{ i18n.t('_accountMigration.moveFromLabel', { n: i + 1 }) }}</template>
 				</MkInput>
 			</div>
@@ -28,7 +28,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</MkFolder>
 
 	<MkFolder :defaultOpen="!!$i?.movedTo">
-		<template #icon><i class="ti ti-plane-departure"></i></template>
+		<template #icon><i class="ph-airplane-takeoff ph-bold ph-lg"></i></template>
 		<template #label>{{ i18n.ts._accountMigration.moveTo }}</template>
 
 		<div class="_gaps_m">
@@ -39,7 +39,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<FormInfo warn>{{ i18n.ts._accountMigration.moveCannotBeUndone }}</FormInfo>
 
 				<MkInput v-model="moveToAccount">
-					<template #prefix><i class="ti ti-plane-departure"></i></template>
+					<template #prefix><i class="ph-airplane-takeoff ph-bold ph-lg"></i></template>
 					<template #label>{{ i18n.ts._accountMigration.moveToLabel }}</template>
 				</MkInput>
 				<MkButton inline danger :disabled="!moveToAccount" @click="move">
@@ -120,7 +120,7 @@ init();
 
 definePageMetadata({
 	title: i18n.ts.accountMigration,
-	icon: 'ti ti-plane',
+	icon: 'ph-airplane ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/navbar.vue b/packages/frontend/src/pages/settings/navbar.vue
index 0833e5d87..44d6e12c6 100644
--- a/packages/frontend/src/pages/settings/navbar.vue
+++ b/packages/frontend/src/pages/settings/navbar.vue
@@ -21,7 +21,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						v-if="element.type === '-' || navbarItemDef[element.type]"
 						:class="$style.item"
 					>
-						<button class="_button" :class="$style.itemHandle"><i class="ti ti-menu"></i></button>
+						<button class="_button" :class="$style.itemHandle"><i class="ph-list ph-bold ph-lg"></i></button>
 						<i class="ti-fw" :class="[$style.itemIcon, navbarItemDef[element.type]?.icon]"></i><span :class="$style.itemText">{{ navbarItemDef[element.type]?.title ?? i18n.ts.divider }}</span>
 						<button class="_button" :class="$style.itemRemove" @click="removeItem(index)"><i class="ph-x ph-bold ph-lg"></i></button>
 					</div>
diff --git a/packages/frontend/src/pages/settings/other.vue b/packages/frontend/src/pages/settings/other.vue
index a6a9232c0..60453d4bc 100644
--- a/packages/frontend/src/pages/settings/other.vue
+++ b/packages/frontend/src/pages/settings/other.vue
@@ -47,7 +47,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</MkFolder>
 
 			<MkFolder>
-				<template #icon><i class="ti ti-flask"></i></template>
+				<template #icon><i class="ph-flask ph-bold ph-lg"></i></template>
 				<template #label>{{ i18n.ts.experimentalFeatures }}</template>
 
 				<div class="_gaps_m">
diff --git a/packages/frontend/src/pages/settings/plugin.vue b/packages/frontend/src/pages/settings/plugin.vue
index 4a502f8c4..24326ac40 100644
--- a/packages/frontend/src/pages/settings/plugin.vue
+++ b/packages/frontend/src/pages/settings/plugin.vue
@@ -125,6 +125,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.plugins,
-	icon: 'ti ti-plug',
+	icon: 'ph-plug ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/profile.vue b/packages/frontend/src/pages/settings/profile.vue
index ccf47f087..d016e5709 100644
--- a/packages/frontend/src/pages/settings/profile.vue
+++ b/packages/frontend/src/pages/settings/profile.vue
@@ -24,17 +24,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 	<MkInput v-model="profile.location" manualSave>
 		<template #label>{{ i18n.ts.location }}</template>
-		<template #prefix><i class="ti ti-map-pin"></i></template>
+		<template #prefix><i class="ph-map-pin ph-bold ph-lg"></i></template>
 	</MkInput>
 
 	<MkInput v-model="profile.birthday" type="date" manualSave>
 		<template #label>{{ i18n.ts.birthday }}</template>
-		<template #prefix><i class="ti ti-cake"></i></template>
+		<template #prefix><i class="ph-cake ph-bold ph-lg"></i></template>
 	</MkInput>
 
 	<MkInput v-model="profile.listenbrainz" manualSave>
 		<template #label>ListenBrainz</template>
-		<template #prefix><i class="ti ti-headphones"></i></template>
+		<template #prefix><i class="ph-headphones ph-bold ph-lg"></i></template>
 	</MkInput>
 
 	<MkSelect v-model="profile.lang">
@@ -51,7 +51,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<div :class="$style.metadataMargin">
 					<MkButton :disabled="fields.length >= 16" inline style="margin-right: 8px;" @click="addField"><i class="ph-plus ph-bold ph-lg"></i> {{ i18n.ts.add }}</MkButton>
 					<MkButton v-if="!fieldEditMode" :disabled="fields.length <= 1" inline danger style="margin-right: 8px;" @click="fieldEditMode = !fieldEditMode"><i class="ph-trash ph-bold ph-lg"></i> {{ i18n.ts.delete }}</MkButton>
-					<MkButton v-else inline style="margin-right: 8px;" @click="fieldEditMode = !fieldEditMode"><i class="ti ti-arrows-sort"></i> {{ i18n.ts.rearrange }}</MkButton>
+					<MkButton v-else inline style="margin-right: 8px;" @click="fieldEditMode = !fieldEditMode"><i class="ph-arrows-down-up ph-bold ph-lg"></i> {{ i18n.ts.rearrange }}</MkButton>
 					<MkButton inline primary @click="saveFields"><i class="ph-check ph-bold ph-lg"></i> {{ i18n.ts.save }}</MkButton>
 				</div>
 
@@ -66,7 +66,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				>
 					<template #item="{element, index}">
 						<div :class="$style.fieldDragItem">
-							<button v-if="!fieldEditMode" class="_button" :class="$style.dragItemHandle" tabindex="-1"><i class="ti ti-menu"></i></button>
+							<button v-if="!fieldEditMode" class="_button" :class="$style.dragItemHandle" tabindex="-1"><i class="ph-list ph-bold ph-lg"></i></button>
 							<button v-if="fieldEditMode" :disabled="fields.length <= 1" class="_button" :class="$style.dragItemRemove" @click="deleteField(index)"><i class="ph-x ph-bold ph-lg"></i></button>
 							<div :class="$style.dragItemForm">
 								<FormSplit :minWidth="200">
diff --git a/packages/frontend/src/pages/settings/sounds.sound.vue b/packages/frontend/src/pages/settings/sounds.sound.vue
index 5edd838d0..0de2c8c67 100644
--- a/packages/frontend/src/pages/settings/sounds.sound.vue
+++ b/packages/frontend/src/pages/settings/sounds.sound.vue
@@ -14,7 +14,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</MkRange>
 
 	<div class="_buttons">
-		<MkButton inline @click="listen"><i class="ti ti-player-play"></i> {{ i18n.ts.listen }}</MkButton>
+		<MkButton inline @click="listen"><i class="ph-play ph-bold pg-lg"></i> {{ i18n.ts.listen }}</MkButton>
 		<MkButton inline primary @click="save"><i class="ph-check ph-bold ph-lg"></i> {{ i18n.ts.save }}</MkButton>
 	</div>
 </div>
diff --git a/packages/frontend/src/pages/settings/theme.manage.vue b/packages/frontend/src/pages/settings/theme.manage.vue
index fe2a54de1..484e83be4 100644
--- a/packages/frontend/src/pages/settings/theme.manage.vue
+++ b/packages/frontend/src/pages/settings/theme.manage.vue
@@ -78,6 +78,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts._theme.manage,
-	icon: 'ti ti-tool',
+	icon: 'ph-wrench ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/theme.vue b/packages/frontend/src/pages/settings/theme.vue
index 2600c86a0..a4926c703 100644
--- a/packages/frontend/src/pages/settings/theme.vue
+++ b/packages/frontend/src/pages/settings/theme.vue
@@ -34,7 +34,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div class="selects">
 		<MkSelect v-model="lightThemeId" large class="select">
 			<template #label>{{ i18n.ts.themeForLightMode }}</template>
-			<template #prefix><i class="ti ti-sun"></i></template>
+			<template #prefix><i class="ph-sun ph-bold ph-lg"></i></template>
 			<option v-if="instanceLightTheme" :key="'instance:' + instanceLightTheme.id" :value="instanceLightTheme.id">{{ instanceLightTheme.name }}</option>
 			<optgroup v-if="installedLightThemes.length > 0" :label="i18n.ts._theme.installedThemes">
 				<option v-for="x in installedLightThemes" :key="'installed:' + x.id" :value="x.id">{{ x.name }}</option>
@@ -45,7 +45,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</MkSelect>
 		<MkSelect v-model="darkThemeId" large class="select">
 			<template #label>{{ i18n.ts.themeForDarkMode }}</template>
-			<template #prefix><i class="ti ti-moon"></i></template>
+			<template #prefix><i class="ph-moon ph-bold ph-lg"></i></template>
 			<option v-if="instanceDarkTheme" :key="'instance:' + instanceDarkTheme.id" :value="instanceDarkTheme.id">{{ instanceDarkTheme.name }}</option>
 			<optgroup v-if="installedDarkThemes.length > 0" :label="i18n.ts._theme.installedThemes">
 				<option v-for="x in installedDarkThemes" :key="'installed:' + x.id" :value="x.id">{{ x.name }}</option>
@@ -58,10 +58,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 	<FormSection>
 		<div class="_formLinksGrid">
-			<FormLink to="/settings/theme/manage"><template #icon><i class="ti ti-tool"></i></template>{{ i18n.ts._theme.manage }}<template #suffix>{{ themesCount }}</template></FormLink>
+			<FormLink to="/settings/theme/manage"><template #icon><i class="ph-wrench ph-bold ph-lg"></i></template>{{ i18n.ts._theme.manage }}<template #suffix>{{ themesCount }}</template></FormLink>
 			<FormLink to="https://assets.misskey.io/theme/list" external><template #icon><i class="ph-globe-hemisphere-west ph-bold ph-lg"></i></template>{{ i18n.ts._theme.explore }}</FormLink>
 			<FormLink to="/settings/theme/install"><template #icon><i class="ph-download ph-bold ph-lg"></i></template>{{ i18n.ts._theme.install }}</FormLink>
-			<FormLink to="/theme-editor"><template #icon><i class="ti ti-paint"></i></template>{{ i18n.ts._theme.make }}</FormLink>
+			<FormLink to="/theme-editor"><template #icon><i class="ph-paint-roller ph-bold ph-lg"></i></template>{{ i18n.ts._theme.make }}</FormLink>
 		</div>
 	</FormSection>
 
@@ -166,7 +166,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.theme,
-	icon: 'ti ti-palette',
+	icon: 'ph-palette ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/settings/webhook.edit.vue b/packages/frontend/src/pages/settings/webhook.edit.vue
index 1777621b4..5353f60b0 100644
--- a/packages/frontend/src/pages/settings/webhook.edit.vue
+++ b/packages/frontend/src/pages/settings/webhook.edit.vue
@@ -114,6 +114,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: 'Edit webhook',
-	icon: 'ti ti-webhook',
+	icon: 'ph-webhooks-logo ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/webhook.new.vue b/packages/frontend/src/pages/settings/webhook.new.vue
index 06438f8f3..f08f143d4 100644
--- a/packages/frontend/src/pages/settings/webhook.new.vue
+++ b/packages/frontend/src/pages/settings/webhook.new.vue
@@ -84,6 +84,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: 'Create new webhook',
-	icon: 'ti ti-webhook',
+	icon: 'ph-webhooks-logo ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/webhook.vue b/packages/frontend/src/pages/settings/webhook.vue
index c6ea58a5b..e9a7f9a02 100644
--- a/packages/frontend/src/pages/settings/webhook.vue
+++ b/packages/frontend/src/pages/settings/webhook.vue
@@ -15,8 +15,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<div class="_gaps">
 					<FormLink v-for="webhook in items" :key="webhook.id" :to="`/settings/webhook/edit/${webhook.id}`">
 						<template #icon>
-							<i v-if="webhook.active === false" class="ti ti-player-pause"></i>
-							<i v-else-if="webhook.latestStatus === null" class="ti ti-circle"></i>
+							<i v-if="webhook.active === false" class="ph-pause ph-bold ph-lg"></i>
+							<i v-else-if="webhook.latestStatus === null" class="ph-circle ph-bold ph-lg"></i>
 							<i v-else-if="[200, 201, 204].includes(webhook.latestStatus)" class="ph-check ph-bold ph-lg" :style="{ color: 'var(--success)' }"></i>
 							<i v-else class="ph-warning ph-bold ph-lg" :style="{ color: 'var(--error)' }"></i>
 						</template>
@@ -52,6 +52,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: 'Webhook',
-	icon: 'ti ti-webhook',
+	icon: 'ph-webhooks-logo ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/settings/word-mute.vue b/packages/frontend/src/pages/settings/word-mute.vue
index 4828520f4..cfac5a4fd 100644
--- a/packages/frontend/src/pages/settings/word-mute.vue
+++ b/packages/frontend/src/pages/settings/word-mute.vue
@@ -128,6 +128,6 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.wordMute,
-	icon: 'ti ti-message-off',
+	icon: 'ph-bell-slash ph-bold ph-lg',
 });
 </script>
diff --git a/packages/frontend/src/pages/theme-editor.vue b/packages/frontend/src/pages/theme-editor.vue
index 4bde272c2..b71252551 100644
--- a/packages/frontend/src/pages/theme-editor.vue
+++ b/packages/frontend/src/pages/theme-editor.vue
@@ -229,7 +229,7 @@ const headerTabs = $computed(() => []);
 
 definePageMetadata({
 	title: i18n.ts.themeEditor,
-	icon: 'ti ti-palette',
+	icon: 'ph-palette ph-bold ph-lg',
 });
 </script>
 
diff --git a/packages/frontend/src/pages/timeline.tutorial.vue b/packages/frontend/src/pages/timeline.tutorial.vue
index 0fa7a1a26..fb085fcd3 100644
--- a/packages/frontend/src/pages/timeline.tutorial.vue
+++ b/packages/frontend/src/pages/timeline.tutorial.vue
@@ -40,7 +40,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<MkButton :class="$style.footerItem" primary rounded gradate @click="tutorial = -1">{{ i18n.ts.done }} <i class="ph-check ph-bold ph-lg"></i></MkButton>
 		</template>
 		<template v-else>
-			<MkButton :class="$style.footerItem" primary rounded gradate @click="tutorial++">{{ i18n.ts.next }} <i class="ti ti-arrow-right"></i></MkButton>
+			<MkButton :class="$style.footerItem" primary rounded gradate @click="tutorial++">{{ i18n.ts.next }} <i class="ph-arrow-right ph-bold pg-lg"></i></MkButton>
 		</template>
 	</div>
 </div>
diff --git a/packages/frontend/src/pages/user-list-timeline.vue b/packages/frontend/src/pages/user-list-timeline.vue
index a6804d30f..b2e18fc5e 100644
--- a/packages/frontend/src/pages/user-list-timeline.vue
+++ b/packages/frontend/src/pages/user-list-timeline.vue
@@ -71,7 +71,7 @@ async function timetravel() {
 }
 
 const headerActions = $computed(() => list ? [{
-	icon: 'ti ti-calendar-time',
+	icon: 'ph-calendar ph-bold ph-lg',
 	text: i18n.ts.jumpToSpecifiedDate,
 	handler: timetravel,
 }, {
diff --git a/packages/frontend/src/pages/user/activity.vue b/packages/frontend/src/pages/user/activity.vue
index 156ecc3e5..45eb2f72a 100644
--- a/packages/frontend/src/pages/user/activity.vue
+++ b/packages/frontend/src/pages/user/activity.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <MkSpacer :contentMax="700">
 	<div class="_gaps">
 		<MkFoldableSection class="item">
-			<template #header><i class="ti ti-activity"></i> Heatmap</template>
+			<template #header><i class="ph-pulse ph-bold ph-lg"></i> Heatmap</template>
 			<XHeatmap :user="user" :src="'notes'"/>
 		</MkFoldableSection>
 		<MkFoldableSection class="item">
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index 01ea745bd..21d07008d 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -25,7 +25,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 								<span class="username"><MkAcct :user="user" :detail="true"/></span>
 								<span v-if="user.isAdmin" :title="i18n.ts.isAdmin" style="color: var(--badge);"><i class="ph-shield ph-bold ph-lg"></i></span>
 								<span v-if="user.isLocked" :title="i18n.ts.isLocked"><i class="ph-lock ph-bold ph-lg"></i></span>
-								<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ti ti-robot"></i></span>
+								<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ph-robot ph-bold ph-lg"></i></span>
 								<button v-if="!isEditingMemo && !memoDraft" class="_button add-note-button" @click="showMemoTextarea">
 									<i class="ph-pencil-line ph-bold pg-lg"/> {{ i18n.ts.addMemo }}
 								</button>
@@ -44,7 +44,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<span class="username"><MkAcct :user="user" :detail="true"/></span>
 							<span v-if="user.isAdmin" :title="i18n.ts.isAdmin" style="color: var(--badge);"><i class="ph-shield ph-bold ph-lg"></i></span>
 							<span v-if="user.isLocked" :title="i18n.ts.isLocked"><i class="ph-lock ph-bold ph-lg"></i></span>
-							<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ti ti-robot"></i></span>
+							<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ph-robot ph-bold ph-lg"></i></span>
 						</div>
 					</div>
 					<div v-if="user.roles.length > 0" class="roles">
@@ -82,15 +82,15 @@ SPDX-License-Identifier: AGPL-3.0-only
 					</div>
 					<div class="fields system">
 						<dl v-if="user.location" class="field">
-							<dt class="name"><i class="ti ti-map-pin ti-fw"></i> {{ i18n.ts.location }}</dt>
+							<dt class="name"><i class="ph-map-pin ph-bold ph-lg ti-fw"></i> {{ i18n.ts.location }}</dt>
 							<dd class="value">{{ user.location }}</dd>
 						</dl>
 						<dl v-if="user.birthday" class="field">
-							<dt class="name"><i class="ti ti-cake ti-fw"></i> {{ i18n.ts.birthday }}</dt>
+							<dt class="name"><i class="ph-cake ph-bold ph-lg ti-fw"></i> {{ i18n.ts.birthday }}</dt>
 							<dd class="value">{{ user.birthday.replace('-', '/').replace('-', '/') }} ({{ i18n.t('yearsOld', { age }) }})</dd>
 						</dl>
 						<dl class="field">
-							<dt class="name"><i class="ti ti-calendar ti-fw"></i> {{ i18n.ts.registeredDate }}</dt>
+							<dt class="name"><i class="ph-calendar ph-bold ph-lg ti-fw"></i> {{ i18n.ts.registeredDate }}</dt>
 							<dd class="value">{{ dateString(user.createdAt) }} (<MkTime :time="user.createdAt"/>)</dd>
 						</dl>
 					</div>
@@ -101,7 +101,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							</dt>
 							<dd class="value">
 								<Mfm :text="field.value" :author="user" :i="$i" :colored="false"/>
-								<i v-if="user.verifiedLinks.includes(field.value)" v-tooltip:dialog="i18n.ts.verifiedLink" class="ti ti-circle-check" :class="$style.verifiedLink"></i>
+								<i v-if="user.verifiedLinks.includes(field.value)" v-tooltip:dialog="i18n.ts.verifiedLink" class="ph-seal-check ph-bold ph-lg" :class="$style.verifiedLink"></i>
 							</dd>
 						</dl>
 					</div>
diff --git a/packages/frontend/src/pages/user/index.activity.vue b/packages/frontend/src/pages/user/index.activity.vue
index e91d4fc80..52311fca7 100644
--- a/packages/frontend/src/pages/user/index.activity.vue
+++ b/packages/frontend/src/pages/user/index.activity.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer>
-	<template #icon><i class="ti ti-chart-line"></i></template>
+	<template #icon><i class="ph-chart-line ph-bold pg-lg"></i></template>
 	<template #header>{{ i18n.ts.activity }}</template>
 	<template #func="{ buttonStyleClass }">
 		<button class="_button" :class="buttonStyleClass" @click="showMenu">
diff --git a/packages/frontend/src/pages/user/index.listenbrainz.vue b/packages/frontend/src/pages/user/index.listenbrainz.vue
index afc5cd2c2..ff51b0902 100644
--- a/packages/frontend/src/pages/user/index.listenbrainz.vue
+++ b/packages/frontend/src/pages/user/index.listenbrainz.vue
@@ -2,7 +2,7 @@
 	<MkContainer :foldable="true">
 		<template #header
 			><i
-				class="ti ti-headphones"
+				class="ph-headphones ph-bold ph-lg"
 				style="margin-right: 0.5em"
 			></i
 			>Music</template
@@ -19,7 +19,7 @@
 				</a>
 				<a :href="listenbrainz.listenbrainzurl">
 					<div class="playicon">
-						<i class="ti ti-player-play-filled"></i>
+						<i class="ph-play ph-bold pg-lg-filled"></i>
 					</div>
 				</a>
 			</div>
diff --git a/packages/frontend/src/pages/user/index.vue b/packages/frontend/src/pages/user/index.vue
index fd903f415..c352a04ed 100644
--- a/packages/frontend/src/pages/user/index.vue
+++ b/packages/frontend/src/pages/user/index.vue
@@ -83,7 +83,7 @@ const headerTabs = $computed(() => user ? [{
 }, {
 	key: 'activity',
 	title: i18n.ts.activity,
-	icon: 'ti ti-chart-line',
+	icon: 'ph-chart-line ph-bold pg-lg',
 }, ...(user.host == null ? [{
 	key: 'achievements',
 	title: i18n.ts.achievements,
@@ -103,11 +103,11 @@ const headerTabs = $computed(() => user ? [{
 }, {
 	key: 'pages',
 	title: i18n.ts.pages,
-	icon: 'ti ti-news',
+	icon: 'ph-newspaper ph-bold ph-lg',
 }, {
 	key: 'flashs',
 	title: 'Play',
-	icon: 'ti ti-player-play',
+	icon: 'ph-play ph-bold pg-lg',
 }, {
 	key: 'gallery',
 	title: i18n.ts.gallery,
diff --git a/packages/frontend/src/scripts/get-note-menu.ts b/packages/frontend/src/scripts/get-note-menu.ts
index 9922402de..4889efe10 100644
--- a/packages/frontend/src/scripts/get-note-menu.ts
+++ b/packages/frontend/src/scripts/get-note-menu.ts
@@ -94,7 +94,7 @@ export async function getNoteClipMenu(props: {
 
 export function getAbuseNoteMenu(note: misskey.entities.Note, text: string): MenuItem {
 	return {
-		icon: 'ti ti-exclamation-circle',
+		icon: 'ph-warning-circle ph-bold ph-lg',
 		text,
 		action: (): void => {
 			const u = note.url ?? note.uri ?? `${url}/notes/${note.id}`;
@@ -267,7 +267,7 @@ export function getNoteMenu(props: {
 		menu = [
 			...(
 				props.currentClip?.userId === $i.id ? [{
-					icon: 'ti ti-backspace',
+					icon: 'ph-backspace ph-bold ph-lg',
 					text: i18n.ts.unclip,
 					danger: true,
 					action: unclip,
@@ -294,7 +294,7 @@ export function getNoteMenu(props: {
 				action: share,
 			},
 			instance.translatorAvailable ? {
-				icon: 'ti ti-language-hiragana',
+				icon: 'ph-translate ph-bold ph-lg',
 				text: i18n.ts.translate,
 				action: translate,
 			} : undefined,
@@ -315,11 +315,11 @@ export function getNoteMenu(props: {
 				children: () => getNoteClipMenu(props),
 			},
 			statePromise.then(state => state.isMutedThread ? {
-				icon: 'ti ti-message-off',
+				icon: 'ph-bell-slash ph-bold ph-lg',
 				text: i18n.ts.unmuteThread,
 				action: () => toggleThreadMute(false),
 			} : {
-				icon: 'ti ti-message-off',
+				icon: 'ph-bell-slash ph-bold ph-lg',
 				text: i18n.ts.muteThread,
 				action: () => toggleThreadMute(true),
 			}),
@@ -403,7 +403,7 @@ export function getNoteMenu(props: {
 
 	if (noteActions.length > 0) {
 		menu = menu.concat([null, ...noteActions.map(action => ({
-			icon: 'ti ti-plug',
+			icon: 'ph-plug ph-bold ph-lg',
 			text: action.title,
 			action: () => {
 				action.handler(appearNote);
diff --git a/packages/frontend/src/scripts/get-user-menu.ts b/packages/frontend/src/scripts/get-user-menu.ts
index 28d50eaad..24ca93495 100644
--- a/packages/frontend/src/scripts/get-user-menu.ts
+++ b/packages/frontend/src/scripts/get-user-menu.ts
@@ -149,7 +149,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 			router.push(`/admin/user/${user.id}`);
 		},
 	}] : []), {
-		icon: 'ti ti-rss',
+		icon: 'ph-rss ph-bold ph-lg',
 		text: i18n.ts.copyRSS,
 		action: () => {
 			copyToClipboard(`${user.host ?? host}/@${user.username}.atom`);
@@ -311,7 +311,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 		}
 
 		menu = menu.concat([null, {
-			icon: 'ti ti-exclamation-circle',
+			icon: 'ph-warning-circle ph-bold ph-lg',
 			text: i18n.ts.reportAbuse,
 			action: reportAbuse,
 		}]);
@@ -339,7 +339,7 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 
 	if (userActions.length > 0) {
 		menu = menu.concat([null, ...userActions.map(action => ({
-			icon: 'ti ti-plug',
+			icon: 'ph-plug ph-bold ph-lg',
 			text: action.title,
 			action: () => {
 				action.handler(user);
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index f6ea2c03b..edb7123cc 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -150,7 +150,7 @@ hr {
 	}
 }
 
-.ph-lg {
+.ti-fw {
 	display: inline-block;
 	text-align: center;
 }
diff --git a/packages/frontend/src/ui/_common_/common.ts b/packages/frontend/src/ui/_common_/common.ts
index 9b441896c..3810be4fe 100644
--- a/packages/frontend/src/ui/_common_/common.ts
+++ b/packages/frontend/src/ui/_common_/common.ts
@@ -31,12 +31,12 @@ export function openInstanceMenu(ev: MouseEvent) {
 	}, {
 		type: 'link',
 		text: i18n.ts.charts,
-		icon: 'ti ti-chart-line',
+		icon: 'ph-chart-line ph-bold pg-lg',
 		to: '/about#charts',
 	}, null, {
 		type: 'link',
 		text: i18n.ts.ads,
-		icon: 'ti ti-ad',
+		icon: 'ph-flag ph-bold ph-lg',
 		to: '/ads',
 	}, ($i && ($i.isAdmin || $i.policies.canInvite) && instance.disableRegistration) ? {
 		type: 'link',
@@ -46,17 +46,17 @@ export function openInstanceMenu(ev: MouseEvent) {
 	} : undefined, {
 		type: 'parent',
 		text: i18n.ts.tools,
-		icon: 'ti ti-tool',
+		icon: 'ph-wrench ph-bold ph-lg',
 		children: [{
 			type: 'link',
 			to: '/scratchpad',
 			text: i18n.ts.scratchpad,
-			icon: 'ti ti-terminal-2',
+			icon: 'ph-terminal-window ph-bold ph-lg-2',
 		}, {
 			type: 'link',
 			to: '/api-console',
 			text: 'API Console',
-			icon: 'ti ti-terminal-2',
+			icon: 'ph-terminal-window ph-bold ph-lg-2',
 		}, {
 			type: 'link',
 			to: '/clicker',
diff --git a/packages/frontend/src/ui/_common_/navbar-for-mobile.vue b/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
index 98381e7ed..a9deaa06b 100644
--- a/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
+++ b/packages/frontend/src/ui/_common_/navbar-for-mobile.vue
@@ -27,7 +27,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<i :class="$style.itemIcon" class="ph-gauge ph-bold pg-lg ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.controlPanel }}</span>
 		</MkA>
 		<button :class="$style.item" class="_button" @click="more">
-			<i :class="$style.itemIcon" class="ti ti-grid-dots ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.more }}</span>
+			<i :class="$style.itemIcon" class="ph-dots-nine ph-bold ph-lg ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.more }}</span>
 			<span v-if="otherMenuItemIndicated" :class="$style.itemIndicator"><i class="_indicatorCircle"></i></span>
 		</button>
 		<MkA :class="$style.item" :activeClass="$style.active" to="/settings">
diff --git a/packages/frontend/src/ui/_common_/navbar.vue b/packages/frontend/src/ui/_common_/navbar.vue
index a685cb100..5bdba85e7 100644
--- a/packages/frontend/src/ui/_common_/navbar.vue
+++ b/packages/frontend/src/ui/_common_/navbar.vue
@@ -37,7 +37,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<i :class="$style.itemIcon" class="ph-gauge ph-bold pg-lg ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.controlPanel }}</span>
 			</MkA>
 			<button class="_button" :class="$style.item" @click="more">
-				<i :class="$style.itemIcon" class="ti ti-grid-dots ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.more }}</span>
+				<i :class="$style.itemIcon" class="ph-dots-nine ph-bold ph-lg ti-fw"></i><span :class="$style.itemText">{{ i18n.ts.more }}</span>
 				<span v-if="otherMenuItemIndicated" :class="$style.itemIndicator"><i class="_indicatorCircle"></i></span>
 			</button>
 			<MkA v-tooltip.noDelay.right="i18n.ts.settings" :class="$style.item" :activeClass="$style.active" to="/settings">
diff --git a/packages/frontend/src/ui/classic.vue b/packages/frontend/src/ui/classic.vue
index 3323e813b..c4239fc9d 100644
--- a/packages/frontend/src/ui/classic.vue
+++ b/packages/frontend/src/ui/classic.vue
@@ -110,13 +110,13 @@ function onContextmenu(ev: MouseEvent) {
 		type: 'label',
 		text: path,
 	}, {
-		icon: fullView ? 'ti ti-minimize' : 'ti ti-maximize',
+		icon: fullView ? 'ph-arrows-in-simple ph-bold ph-lg' : 'ph-frame-corners ph-bold ph-lg',
 		text: fullView ? i18n.ts.quitFullView : i18n.ts.fullView,
 		action: () => {
 			fullView = !fullView;
 		},
 	}, {
-		icon: 'ti ti-window-maximize',
+		icon: 'ph-frame-corners ph-bold ph-lg',
 		text: i18n.ts.openInWindow,
 		action: () => {
 			os.pageWindow(path);
diff --git a/packages/frontend/src/ui/deck.vue b/packages/frontend/src/ui/deck.vue
index c7a759091..0cd0914b9 100644
--- a/packages/frontend/src/ui/deck.vue
+++ b/packages/frontend/src/ui/deck.vue
@@ -36,7 +36,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			<div :class="$style.sideMenu">
 				<div :class="$style.sideMenuTop">
-					<button v-tooltip.noDelay.left="`${i18n.ts._deck.profile}: ${deckStore.state.profile}`" :class="$style.sideMenuButton" class="_button" @click="changeProfile"><i class="ti ti-caret-down"></i></button>
+					<button v-tooltip.noDelay.left="`${i18n.ts._deck.profile}: ${deckStore.state.profile}`" :class="$style.sideMenuButton" class="_button" @click="changeProfile"><i class="ph-caret-down ph-bold ph-lg"></i></button>
 					<button v-tooltip.noDelay.left="i18n.ts._deck.deleteProfile" :class="$style.sideMenuButton" class="_button" @click="deleteProfile"><i class="ph-trash ph-bold ph-lg"></i></button>
 				</div>
 				<div :class="$style.sideMenuMiddle">
@@ -50,7 +50,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</div>
 
 	<div v-if="isMobile" :class="$style.nav">
-		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ti ti-menu-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
+		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ph-list ph-bold ph-lg-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/')"><i :class="$style.navButtonIcon" class="ph-house ph-bold ph-lg"></i></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/my/notifications')"><i :class="$style.navButtonIcon" class="ph-bell ph-bold pg-lg"></i><span v-if="$i?.hasUnreadNotification" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.postButton" class="_button" @click="os.post()"><i :class="$style.navButtonIcon" class="ph-pencil ph-bold ph-lg"></i></button>
diff --git a/packages/frontend/src/ui/deck/column.vue b/packages/frontend/src/ui/deck/column.vue
index 7794c34b8..d6aec598d 100644
--- a/packages/frontend/src/ui/deck/column.vue
+++ b/packages/frontend/src/ui/deck/column.vue
@@ -131,40 +131,40 @@ function getMenu() {
 	}, {
 		type: 'parent',
 		text: i18n.ts.move + '...',
-		icon: 'ti ti-arrows-move',
+		icon: 'ph-arrows-out-cardinal ph-bold ph-lg',
 		children: [{
-			icon: 'ti ti-arrow-left',
+			icon: 'ph-arrow-left ph-bold pg-lg',
 			text: i18n.ts._deck.swapLeft,
 			action: () => {
 				swapLeftColumn(props.column.id);
 			},
 		}, {
-			icon: 'ti ti-arrow-right',
+			icon: 'ph-arrow-right ph-bold pg-lg',
 			text: i18n.ts._deck.swapRight,
 			action: () => {
 				swapRightColumn(props.column.id);
 			},
 		}, props.isStacked ? {
-			icon: 'ti ti-arrow-up',
+			icon: 'ph-arrow-up ph-bold ph-lg',
 			text: i18n.ts._deck.swapUp,
 			action: () => {
 				swapUpColumn(props.column.id);
 			},
 		} : undefined, props.isStacked ? {
-			icon: 'ti ti-arrow-down',
+			icon: 'ph-arrow-down ph-bold ph-lg',
 			text: i18n.ts._deck.swapDown,
 			action: () => {
 				swapDownColumn(props.column.id);
 			},
 		} : undefined],
 	}, {
-		icon: 'ti ti-stack-2',
+		icon: 'ph-stack ph-bold ph-lg',
 		text: i18n.ts._deck.stackLeft,
 		action: () => {
 			stackLeftColumn(props.column.id);
 		},
 	}, props.isStacked ? {
-		icon: 'ti ti-window-maximize',
+		icon: 'ph-frame-corners ph-bold ph-lg',
 		text: i18n.ts._deck.popRight,
 		action: () => {
 			popRightColumn(props.column.id);
diff --git a/packages/frontend/src/ui/deck/main-column.vue b/packages/frontend/src/ui/deck/main-column.vue
index d54368c93..40639d46a 100644
--- a/packages/frontend/src/ui/deck/main-column.vue
+++ b/packages/frontend/src/ui/deck/main-column.vue
@@ -64,7 +64,7 @@ function onContextmenu(ev: MouseEvent) {
 		type: 'label',
 		text: path,
 	}, {
-		icon: 'ti ti-window-maximize',
+		icon: 'ph-frame-corners ph-bold ph-lg',
 		text: i18n.ts.openInWindow,
 		action: () => {
 			os.pageWindow(path);
diff --git a/packages/frontend/src/ui/deck/tl-column.vue b/packages/frontend/src/ui/deck/tl-column.vue
index 3ecef0721..6481db6ea 100644
--- a/packages/frontend/src/ui/deck/tl-column.vue
+++ b/packages/frontend/src/ui/deck/tl-column.vue
@@ -15,7 +15,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 	<div v-if="(((column.tl === 'local' || column.tl === 'social') && !isLocalTimelineAvailable) || (column.tl === 'global' && !isGlobalTimelineAvailable))" :class="$style.disabled">
 		<p :class="$style.disabledTitle">
-			<i class="ti ti-circle-minus"></i>
+			<i class="ph-minus-circle ph-bold ph-lg"></i>
 			{{ i18n.ts._disabledTimeline.title }}
 		</p>
 		<p :class="$style.disabledDescription">{{ i18n.ts._disabledTimeline.description }}</p>
diff --git a/packages/frontend/src/ui/universal.vue b/packages/frontend/src/ui/universal.vue
index 589807b32..354110c40 100644
--- a/packages/frontend/src/ui/universal.vue
+++ b/packages/frontend/src/ui/universal.vue
@@ -25,7 +25,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<button v-if="!isDesktop && !isMobile" :class="$style.widgetButton" class="_button" @click="widgetsShowing = true"><i class="ph-squares-four ph-bold pg-lg"></i></button>
 
 	<div v-if="isMobile" ref="navFooter" :class="$style.nav">
-		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ti ti-menu-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
+		<button :class="$style.navButton" class="_button" @click="drawerMenuShowing = true"><i :class="$style.navButtonIcon" class="ph-list ph-bold ph-lg-2"></i><span v-if="menuIndicated" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.currentRoute.value.name === 'index' ? top() : mainRouter.push('/')"><i :class="$style.navButtonIcon" class="ph-house ph-bold ph-lg"></i></button>
 		<button :class="$style.navButton" class="_button" @click="mainRouter.push('/my/notifications')"><i :class="$style.navButtonIcon" class="ph-bell ph-bold pg-lg"></i><span v-if="$i?.hasUnreadNotification" :class="$style.navButtonIndicator"><i class="_indicatorCircle"></i></span></button>
 		<button :class="$style.navButton" class="_button" @click="widgetsShowing = true"><i :class="$style.navButtonIcon" class="ph-squares-four ph-bold pg-lg"></i></button>
@@ -196,7 +196,7 @@ const onContextmenu = (ev) => {
 		type: 'label',
 		text: path,
 	}, {
-		icon: 'ti ti-window-maximize',
+		icon: 'ph-frame-corners ph-bold ph-lg',
 		text: i18n.ts.openInWindow,
 		action: () => {
 			os.pageWindow(path);
diff --git a/packages/frontend/src/ui/visitor.vue b/packages/frontend/src/ui/visitor.vue
index 608079fc3..0dfe6cc5b 100644
--- a/packages/frontend/src/ui/visitor.vue
+++ b/packages/frontend/src/ui/visitor.vue
@@ -16,13 +16,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div v-if="!root" class="header">
 			<div v-if="narrow === false" class="wide">
 				<MkA to="/" class="link" activeClass="active"><i class="ph-house ph-bold ph-lg icon"></i> {{ i18n.ts.home }}</MkA>
-				<MkA v-if="isTimelineAvailable" to="/timeline" class="link" activeClass="active"><i class="ti ti-message icon"></i> {{ i18n.ts.timeline }}</MkA>
+				<MkA v-if="isTimelineAvailable" to="/timeline" class="link" activeClass="active"><i class="ph-chat-text ph-bold ph-lg icon"></i> {{ i18n.ts.timeline }}</MkA>
 				<MkA to="/explore" class="link" activeClass="active"><i class="ph-hash ph-bold ph-lg icon"></i> {{ i18n.ts.explore }}</MkA>
 				<MkA to="/channels" class="link" activeClass="active"><i class="ph-television ph-bold ph-lg icon"></i> {{ i18n.ts.channel }}</MkA>
 			</div>
 			<div v-else-if="narrow === true" class="narrow">
 				<button class="menu _button" @click="showMenu = true">
-					<i class="ti ti-menu-2 icon"></i>
+					<i class="ph-list ph-bold ph-lg-2 icon"></i>
 				</button>
 			</div>
 		</div>
@@ -48,13 +48,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<Transition :name="'tray'">
 		<div v-if="showMenu" class="menu">
 			<MkA to="/" class="link" activeClass="active"><i class="ph-house ph-bold ph-lg icon"></i>{{ i18n.ts.home }}</MkA>
-			<MkA v-if="isTimelineAvailable" to="/timeline" class="link" activeClass="active"><i class="ti ti-message icon"></i>{{ i18n.ts.timeline }}</MkA>
+			<MkA v-if="isTimelineAvailable" to="/timeline" class="link" activeClass="active"><i class="ph-chat-text ph-bold ph-lg icon"></i>{{ i18n.ts.timeline }}</MkA>
 			<MkA to="/explore" class="link" activeClass="active"><i class="ph-hash ph-bold ph-lg icon"></i>{{ i18n.ts.explore }}</MkA>
 			<MkA to="/announcements" class="link" activeClass="active"><i class="ph-megaphone ph-bold ph-lg icon"></i>{{ i18n.ts.announcements }}</MkA>
 			<MkA to="/channels" class="link" activeClass="active"><i class="ph-television ph-bold ph-lg icon"></i>{{ i18n.ts.channel }}</MkA>
 			<div class="divider"></div>
-			<MkA to="/pages" class="link" activeClass="active"><i class="ti ti-news icon"></i>{{ i18n.ts.pages }}</MkA>
-			<MkA to="/play" class="link" activeClass="active"><i class="ti ti-player-play icon"></i>Play</MkA>
+			<MkA to="/pages" class="link" activeClass="active"><i class="ph-newspaper ph-bold ph-lg icon"></i>{{ i18n.ts.pages }}</MkA>
+			<MkA to="/play" class="link" activeClass="active"><i class="ph-play ph-bold pg-lg icon"></i>Play</MkA>
 			<MkA to="/gallery" class="link" activeClass="active"><i class="ph-images-square ph-bold pg-lgs icon"></i>{{ i18n.ts.gallery }}</MkA>
 			<div class="action">
 				<button class="_buttonPrimary" @click="signup()">{{ i18n.ts.signup }}</button>
diff --git a/packages/frontend/src/widgets/WidgetActivity.vue b/packages/frontend/src/widgets/WidgetActivity.vue
index ed969abcf..e4fb5f291 100644
--- a/packages/frontend/src/widgets/WidgetActivity.vue
+++ b/packages/frontend/src/widgets/WidgetActivity.vue
@@ -5,9 +5,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" :naked="widgetProps.transparent" data-cy-mkw-activity class="mkw-activity">
-	<template #icon><i class="ti ti-chart-line"></i></template>
+	<template #icon><i class="ph-chart-line ph-bold pg-lg"></i></template>
 	<template #header>{{ i18n.ts._widgets.activity }}</template>
-	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="toggleView()"><i class="ti ti-selector"></i></button></template>
+	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="toggleView()"><i class="ph-caret-up-down ph-bold ph-lg"></i></button></template>
 
 	<div>
 		<MkLoading v-if="fetching"/>
diff --git a/packages/frontend/src/widgets/WidgetAiscript.vue b/packages/frontend/src/widgets/WidgetAiscript.vue
index 4b927563f..36bddcb22 100644
--- a/packages/frontend/src/widgets/WidgetAiscript.vue
+++ b/packages/frontend/src/widgets/WidgetAiscript.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" data-cy-mkw-aiscript class="mkw-aiscript">
-	<template #icon><i class="ti ti-terminal-2"></i></template>
+	<template #icon><i class="ph-terminal-window ph-bold ph-lg-2"></i></template>
 	<template #header>{{ i18n.ts._widgets.aiscript }}</template>
 
 	<div class="uylguesu _monospace">
diff --git a/packages/frontend/src/widgets/WidgetMemo.vue b/packages/frontend/src/widgets/WidgetMemo.vue
index c12afd50b..3b44b2aa2 100644
--- a/packages/frontend/src/widgets/WidgetMemo.vue
+++ b/packages/frontend/src/widgets/WidgetMemo.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" data-cy-mkw-memo class="mkw-memo">
-	<template #icon><i class="ti ti-note"></i></template>
+	<template #icon><i class="ph-note ph-bold ph-lg"></i></template>
 	<template #header>{{ i18n.ts._widgets.memo }}</template>
 
 	<div :class="$style.root">
diff --git a/packages/frontend/src/widgets/WidgetPhotos.vue b/packages/frontend/src/widgets/WidgetPhotos.vue
index 8c01d3cce..e377ffc6b 100644
--- a/packages/frontend/src/widgets/WidgetPhotos.vue
+++ b/packages/frontend/src/widgets/WidgetPhotos.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" :naked="widgetProps.transparent" :class="$style.root" :data-transparent="widgetProps.transparent ? true : null" data-cy-mkw-photos class="mkw-photos">
-	<template #icon><i class="ti ti-camera"></i></template>
+	<template #icon><i class="ph-camera ph-bold ph-lg"></i></template>
 	<template #header>{{ i18n.ts._widgets.photos }}</template>
 
 	<div class="">
diff --git a/packages/frontend/src/widgets/WidgetRss.vue b/packages/frontend/src/widgets/WidgetRss.vue
index 3f89e3f1d..2f4a31097 100644
--- a/packages/frontend/src/widgets/WidgetRss.vue
+++ b/packages/frontend/src/widgets/WidgetRss.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" data-cy-mkw-rss class="mkw-rss">
-	<template #icon><i class="ti ti-rss"></i></template>
+	<template #icon><i class="ph-rss ph-bold ph-lg"></i></template>
 	<template #header>RSS</template>
 	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="configure"><i class="ph-gear ph-bold pg-lg"></i></button></template>
 
diff --git a/packages/frontend/src/widgets/WidgetRssTicker.vue b/packages/frontend/src/widgets/WidgetRssTicker.vue
index 13efef891..d57479349 100644
--- a/packages/frontend/src/widgets/WidgetRssTicker.vue
+++ b/packages/frontend/src/widgets/WidgetRssTicker.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :naked="widgetProps.transparent" :showHeader="widgetProps.showHeader" class="mkw-rss-ticker">
-	<template #icon><i class="ti ti-rss"></i></template>
+	<template #icon><i class="ph-rss ph-bold ph-lg"></i></template>
 	<template #header>RSS</template>
 	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="configure"><i class="ph-gear ph-bold pg-lg"></i></button></template>
 
diff --git a/packages/frontend/src/widgets/server-metric/cpu.vue b/packages/frontend/src/widgets/server-metric/cpu.vue
index 1c9cce859..65da16a63 100644
--- a/packages/frontend/src/widgets/server-metric/cpu.vue
+++ b/packages/frontend/src/widgets/server-metric/cpu.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div class="vrvdvrys">
 	<XPie class="pie" :value="usage"/>
 	<div>
-		<p><i class="ti ti-cpu"></i>CPU</p>
+		<p><i class="ph-cpu ph-bold ph-lg"></i>CPU</p>
 		<p>{{ meta.cpu.cores }} Logical cores</p>
 		<p>{{ meta.cpu.model }}</p>
 	</div>
diff --git a/packages/frontend/src/widgets/server-metric/index.vue b/packages/frontend/src/widgets/server-metric/index.vue
index f070dbbbe..57fbb6811 100644
--- a/packages/frontend/src/widgets/server-metric/index.vue
+++ b/packages/frontend/src/widgets/server-metric/index.vue
@@ -5,9 +5,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <MkContainer :showHeader="widgetProps.showHeader" :naked="widgetProps.transparent">
-	<template #icon><i class="ti ti-server"></i></template>
+	<template #icon><i class="ph-hard-drives ph-bold ph-lg"></i></template>
 	<template #header>{{ i18n.ts._widgets.serverMetric }}</template>
-	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="toggleView()"><i class="ti ti-selector"></i></button></template>
+	<template #func="{ buttonStyleClass }"><button class="_button" :class="buttonStyleClass" @click="toggleView()"><i class="ph-caret-up-down ph-bold ph-lg"></i></button></template>
 
 	<div v-if="meta" data-cy-mkw-serverMetric class="mkw-serverMetric">
 		<XCpuMemory v-if="widgetProps.view === 0" :connection="connection" :meta="meta"/>
diff --git a/packages/frontend/src/widgets/server-metric/mem.vue b/packages/frontend/src/widgets/server-metric/mem.vue
index 47f5a70a7..5a57ef6e1 100644
--- a/packages/frontend/src/widgets/server-metric/mem.vue
+++ b/packages/frontend/src/widgets/server-metric/mem.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div class="zlxnikvl">
 	<XPie class="pie" :value="usage"/>
 	<div>
-		<p><i class="ti ti-section"></i>RAM</p>
+		<p><i class="ph-selection-all ph-bold ph-lg"></i>RAM</p>
 		<p>Total: {{ bytes(total, 1) }}</p>
 		<p>Used: {{ bytes(used, 1) }}</p>
 		<p>Free: {{ bytes(free, 1) }}</p>