lost with progress
by iav
About this Collection
returns old good features, lost with new versions
4 Add-ons in this Collection
CompactHeader by jmozmoz
14,601 users
Add symbol in header plane to switch between compact and expanded view. Work only for Thunderbird 68.0 and older. Currently, there are no plans to update this for newer versions.
Disable Add-on Compatibility Checks by Kris Maglione
187 users
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
Extra Folder Columns by Joey Minta, Thunderbird Development Team
114 users
This extension is for those TB3 users who want the multiple-columns view that TB2 allowed
IMPORTANT: If you are using Thunderbird 38 or later, uninstall this addon. The functionality is in core now.
What are Collections?
Collections are groups of related add-ons that anyone can create and share.
Explore CollectionsTo create your own collections, you must have a Mozilla Add-ons account.