Welkom by Thunderbird Byvoegings.
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[Un]read 0.5 Requires Restart
This Thunderbird extension adds a toolbar button (plus keyboard shortcut) which allows for quickly switching between the 'view all'/'view unread' message filters. Moreover, if you are in the 'view unread' mode and you start...
Aangaande dié byvoeging
It is particularly useful for those who normally use the 'view unread' filter.
Note: it won't work for virtual folders.