After migrating my Thunderbird profile from Windows 7 to Windows 10, encrypted sending and receiving is no longer possible.

5 年前

2019/6/30 03:45

I use Thunderbird version 60.7.2 32bit on both machines with POP3 mailboxes.

Hello sfhowes and thanks for your support. GDATA's AV was the Problem. The certificates had to be supplemented. Now everything works fine.

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Answer 1 · 2019-06-30 03:45:21

sfhowes

2019/6/30 04:38

Does the W10 computer have a security/AV program scanning SSL (secure) connections?

Answer 2 · 2019-06-30 03:45:21

2019/6/30 16:00

Hello sfhowes and thanks for your support. GDATA's AV was the Problem. The certificates had to be supplemented. Now everything works fine.