This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

ابحث في الدعم

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 archived. Please ask a new question if you need help.

i am unable to setup thunderbird to work with this email provider-- tesco.net-- webmail.topaz.syncor.com/zimbra/mail

  • 1 (رد واحد)
  • 1 has this problem
  • 1 view
  • آخر ردّ كتبه duggabe

fitgenny21
fitgenny21
more options

thunderbird installs but does not install to the email provider keep getting messages unsafe and will not go futher am using win7 sp1 and firefox browser the email worked on my previous isp but will not work on my new one,seems to take along time to find anything on the find provider,but the same screen keeps popping up, invalid certificate and unsafe. and will not connect, have tried all that i know and understand.

thunderbird installs but does not install to the email provider keep getting messages unsafe and will not go futher am using win7 sp1 and firefox browser the email worked on my previous isp but will not work on my new one,seems to take along time to find anything on the find provider,but the same screen keeps popping up, invalid certificate and unsafe. and will not connect, have tried all that i know and understand.

الحل المُختار

Some ISPs fail to update their certificates when they should. Certificates have expiration dates. If you trust your ISP, it is probably OK to accept (and store) the exception on that one. Then you should get a connection.

Read this answer in context 👍 0

All Replies (1)

duggabe
duggabe
more options

الحل المُختار

Some ISPs fail to update their certificates when they should. Certificates have expiration dates. If you trust your ISP, it is probably OK to accept (and store) the exception on that one. Then you should get a connection.