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

thunderbird update could not be installed

  • 3 replies
  • 3 have this problem
  • 4 views
  • Last reply by Zenos

more options

for a long time, years, every time I start thunderbird I get a message "thunderbird update could not be installed. Please Make sure no other copies of thunder running on your computer and then restart thunderbird

for a long time, years, every time I start thunderbird I get a message "thunderbird update could not be installed. Please Make sure no other copies of thunder running on your computer and then restart thunderbird

All Replies (3)

more options

Try this: - Uninstall Thunderbird from the Windows Control Panel - Restart your computer - Download and install the current Thunderbird version from here

more options

If I uninstall thunderbird won't I lose all my saved emails? That's why I have never done this.

more options

No, they are stored separately, along with all your settings, in the profile.

By all means make a backup of your profile as a safeguard against accident or breakdown.

https://support.mozilla.org/en-US/kb/profiles-where-thunderbird-stores-user-data