Trouble with Gmail Authentication? Try this : r/Thunderbird
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imap.gmail/Thunderbird Authentication failure | Thunderbird Support Forum | Mozilla Support
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imap.gmail/Thunderbird Authentication failure | Thunderbird Support Forum | Mozilla Support
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Thunderbird authentication of Gmail IMAP Account fails | Thunderbird Support Forum | Mozilla Support
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Fix Common Problems or Errors in Mozilla Thunderbird
6 Common Thunderbird Email Problems with Simple Solutions
email - Thunderbird :: Stuck at Google sign-in (xenial) - Ask Ubuntu
How to Set Up Gmail in Thunderbird
imap.gmail/Thunderbird Authentication failure | Thunderbird Support Forum | Mozilla Support
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After updating Thunderbird to 60.8.0 (32-bit), I can no longer log in to my primary Gmail account, using either my old password or a new one. How can I fix? | Thunderbird
