Did the Mozilla team develop or install the add-ons in question? No? Then how about either accepting that third-party features come with potential major bugs, or else living without the features and...
Type: Posts; User: foxyshadis
Did the Mozilla team develop or install the add-ons in question? No? Then how about either accepting that third-party features come with potential major bugs, or else living without the features and...
Since this comes up high on Google search results, here's the solution:
* Restart Thunderbird. You'll now be able to delete stuff.
* Now, start Thunderbird without add-ons, by opening the Help...