Bewertet mit 1 von 5 Sternen

It installed ok but doesn't do anything when selected
10/7/2020 No change. Still does nothing.

Diese Bewertung wurde für eine vorherige Version des Add-ons (1.1) abgegeben. 

I'm not sure if I understand your usage scenario. A folder "10/7/20" would represent a hierarchy of folders. Do you wish to remove all messages recursively inside multiple folders? If so, this is currently not implemented as a feature.