An Initial quality downloads before any Upgrade to selections are considered.
Deselect all Upgrade to qualities to keep the first best Initial release found.
All found Upgrade to qualities download until the best.
Initial
#set $anyQualityList = filter(lambda x: x > $Quality.NONE, $Quality.qualityStrings)
Upgrade to
#set $bestQualityList = filter(lambda x: x > $Quality.SDTV and x < $Quality.UNKNOWN, $Quality.qualityStrings)
Ctrl + Click = toggle a quality
Note: Temporarily use 'Unknown' for releases with no recognised quality.
Full-time use risks snatching bad releases and wastes API hits.