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Fix a configuration problem with Thunderbird (email, contacts, calendars)
Are you no longer able to receive or send emails? Are you experiencing synchronization errors with your contacts and calendars? Follow the instructions in this guide to remove problematic accounts and reconfigure them correctly.
The following instructions are provided for reference purposes only. Please contact the software publisher in case of issues.
Remove the Email Account
Follow these instructions only to delete an email account configured with IMAP (not POP3). Learn more
- Open Thunderbird
- Right-click on the email address you want to delete and select Settings
- Go to Account Settings
- Select Remove Account and click Remove
- Follow this guide to reconfigure the email address correctly
Delete Contacts (in CardBook)
Now everything is integrated into Thunderbird, but if you still have an older version (which you will need to update):
- Open Thunderbird
- In CardBook, select the contact profile to delete
- Click ☰ and then Address Book and Delete Address Book
- Confirm by clicking OK
- Follow this guide to reconfigure synchronization
Delete Calendar (in Lightning)
Now everything is integrated into Thunderbird, but if you still have an older version (which you need to update):
- Open Thunderbird
- In Lightning, select the calendar profile to delete
- Right-click on the calendar and select Unsubscribe from Calendar
- Confirm by clicking OK
- Follow this guide to reconfigure synchronization