Is this the first time you’re setting up this Thunderbird for Mac email account? Then use our new email setup guide, rather than this troubleshooting guide.
Replace example.com with your domain name
Check existing account settings
1. Launch Thunderbird
2. Choose the account, then View settings for this account
or
Choose Tools > Account settings
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Incoming Server Settings:
3. Check that the server settings are correct:
See the relevant screen below for either IMAP or POP Mail Servers
IMAP settings:
- Port is 143 (or 993 if you use SSL)
- User Name is the full email address
- Authentication is Password
- Connection Security is None (or SSL – with port 993)
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POP settings:
- Port is 110 (or 995 if you use SSL)
- User Name is the full email address
- Authentication is Password
- Connection Security is None (or SSL – with port 995)
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Outgoing Server (SMTP) settings
4. Check the following settings:
- Port is 587 (or 465 if you use SSL)
- User Name is the full email address
- Authentication is Password
- Connection Security is None (or SSL – with port 465)
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If the settings are incorrect, choose Edit and correct in the following screen, otherwise choose OK.
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Click OK.
Thunderbird is now correctly set up.
Ensure that you use the latest version of Thunderbird.
Still struggling? Refer to our guide of common email problems or contact us.