Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

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.

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

cannot connect thunderbird to mail

more options

After most recent update to thunderbird I have no email or email accounts when I boot TB. The profiles is in default location and mail (2.58 GB) is there but it does not show up when I start TB ? ? ? Curiously the address book is there . . . seems like TB is not recognizing my profile/mail data. Help!

After most recent update to thunderbird I have no email or email accounts when I boot TB. The profiles is in default location and mail (2.58 GB) is there but it does not show up when I start TB ? ? ? Curiously the address book is there . . . seems like TB is not recognizing my profile/mail data. Help!

All Replies (4)

more options

Do you use CCleaner?

Are the affected accounts with gmail?

more options

Yes to CCleaner, but all accounts are Comcast accts.

more options

CCleaner is KNOWN to with IT'S recent update mess with profile folders and settings. If you have a backup of those settings revert to them WITH CCleaner set to NOT MESS with anything Thunderbird, as it already has it's own built-in cleaning mechanism

more options

OK, and if I don't have a backup?