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Thunderbird sending errors with "unsupported protocol".

  • 1 svar
  • 1 har dette problem
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  • Seneste svar af christ1

noelgray
noelgray
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Since Thunderbird did an automatic update I get the message attached when sending emails

What does it w mean,, how do I fix it???

Since Thunderbird did an automatic update I get the message attached when sending emails What does it w mean,, how do I fix it???
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Ændret af Wayne Mery den

Alle svar (1)

christ1
christ1
  • Top 25 Contributor
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See https://support.mozilla.org/en-US/kb/thunderbird-78-faq#w_after-upgrading-to-thunderbird-78-i-cannot-get-or-send-email-messages

You should tell your email provider to upgrade the security protocols on the server to support TLS 1.2.