Apple Mac Problem: Mail can't verify the identity of the server
If you are unable to send or receive emails and you get the error "Mail can't verify the identity of the server", try the following options to fix the problem:
1. Check that your passwords and settings are correct: https://www.emailhelp.co.za/cp/12700/settings
2. Check that you have the correct email password in your Keychain: https://xneelo.co.za/help-centre/email/update-email-password-icloud-keychain/
3. Click on the Advanced tab, choose the relevant account and ensure that:
- Automatically detect and maintain account settings is not ticked
- Port is 587 for SMTP
- Use SSL is not ticked
- Authentication is Password
- Allow insecure authentication is ticked