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Thunderbird 78.1 does not work with Mas OS 11.1. Big Sur

Dean Ford
Dean Ford
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I just installed Mac OS 11.1 and now Thunderbird 78.1 isn't working. Is there a fix available?

I just installed Mac OS 11.1 and now Thunderbird 78.1 isn't working. Is there a fix available?

Modified by Wayne Mery

All Replies (3)

День сумо
День сумо
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Hello there Dean Ford we have read your message We try to help you.


How does the software respond to your macOS?



Greetings Firefox volunteer.

Modified by День сумо

Dean Ford
Dean Ford Question owner
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It seems to be working now but for the first 8 hours nothing I tried (rebooting, reinstalling, etc) helped. But now it's working. (???) Thanks.

День сумо
День сумо
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Hello there Dean Ford. Thank you for using Thunderbird.




Greetings Firefox Volunteer.