Rated 3 out of 5 stars

by wm1385 on Jan. 24, 2020 · permalink

Looks like good add-on, but settings is not working. After click on Tools/add-on settings/Add Signature I get a message: File chrome://myextension/content/options.xul was not found. Add Signature version 0.4.4, Thunderbird version 68.4.1 (64 bits).