Gyrocode.com
About me
Name | Gyrocode.com |
---|---|
User since | Aug. 11, 2017 |
Number of add-ons developed | 0 add-ons |
Average rating of developer's add-ons | Not yet rated |
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Rated 5 out of 5 stars
I am surprised this hasn't been mentioned before. There is much simpler solution available that no longer requires add-on.
See this post for more details and screenshots:
https://www.gyrocode.com/articles/how-to-hide-gmail-folder-in-mozilla-thunderbird-using-imap/
To create your own collections, you must have a Mozilla Add-ons account.