Windows 10 will reach EOS (end of support) on October 14, 2025. For more information, 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

cant get into my address book. It says the the adresses may be locked by another application

  • 4 replies
  • 1 has this problem
  • 3 views
  • Last reply by Toad-Hall

more options

I can receive emails and everything was working fine this morning

I can receive emails and everything was working fine this morning

All Replies (4)

more options

have you turned your computer off and rebooted it?

more options

Yes I have just tried that and went back into address book. It's still not letting me in?

more options

Yes I have rebooted but still unable to access my address book

more options
  1. What OS ?
  2. What version of Thunderbird ?
  3. How many mail accounts do you have in Thunderbird?
  4. Pop or IMAP ?
  5. Do you use any addons?
  6. Has any other program been used to access the Thunderbird Address Book?
  7. What happens if you restart in TB Safe Mode?
  • 'Help' > 'Restart with addons disabled'