Rated 5 out of 5 stars
Perfect : works great with your help for parameter : a thin color line appear in the writing zone to remembre the ID , just below formatting buttons .This review is for a previous version of the add-on (2020.9).
Rated 1 out of 5 stars
TB 78.2.2 (64bits) : install with the succcess but doesn't know how to configure colors for account : does it really work ?This review is for a previous version of the add-on (2020.9).
In the Add-ons section of Thunderbird, click on the "..." button for BorderColors, and then Options.