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windows 11, update 2026-03 KB 5085516, can't log in to thunderbird 149

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  • Last reply by Matt

t_m_f
t_m_f

windows 11, update 2026-03 KB 5085516, can't log in to Thunderbird 149

Even after I uninstalled the update, I still can't log in.

windows 11, update 2026-03 KB 5085516, can't log in to Thunderbird 149 Even after I uninstalled the update, I still can't log in.

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Matt
Matt
  • Top 25 Contributor

that patch is supposed to fix login issues to Microsoft properties As Thunderbird has no logins to anything but third party servers I have to wonder if your mail provider is Microsoft. I have heard they are having ongoing login issues to hotmail/office

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