Join us to show up for other Firefox users 🦊. Earn fun badges and Mozilla swag vouchers! Find out more: https://mzl.la/askafox150

Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

This thread was closed and archived. Please ask a new question if you need help.

I want to migrate from outlook 2007 to Thunderbird 91

  • 1 reply
  • 1 has this problem
  • 74 views
  • Last reply by Stans
  • Locked

I try to migrate email from outlook 2007 to thunderbird 91 but it did not work. I receive error ( attach error file ).

-I set my windows default app for mail to outlook and it does not work. -I close my outlook and try to import in thunderbird still it does not work.

Please advise.

I try to migrate email from outlook 2007 to thunderbird 91 but it did not work. I receive error ( attach error file ). -I set my windows default app for mail to outlook and it does not work. -I close my outlook and try to import in thunderbird still it does not work. Please advise.

All Replies (2)

This question has been locked because the original author has deleted their account. While you can no longer post new replies, the existing content remains available for reference.