I'm having problems with Mac Mail. One of my mail services rejects my password but the credentials are correct and work on another Mac and on an iPhone. The password and account are also correct and work with the web mail client. The problem is clearly not the password, but the error message and Connection Doctor point to this as the problem.
Mac Pro
That error is very generic and essentially useless, because any authentication failure will result in the same "name or password incorrect" message, even if you are 100% certain those credentials are correct.
Please read If you can’t send or receive email on your Mac - Apple Support. This might also help: Mail Settings Lookup - Apple Support.
Here are some additional troubleshooting steps to follow.
Those suggestions are described in greater detail here: Set up Mail with email accounts - Apple Support.
That error is very generic and essentially useless, because any authentication failure will result in the same "name or password incorrect" message, even if you are 100% certain those credentials are correct.
Please read If you can’t send or receive email on your Mac - Apple Support. This might also help: Mail Settings Lookup - Apple Support.
Here are some additional troubleshooting steps to follow.
Those suggestions are described in greater detail here: Set up Mail with email accounts - Apple Support.
Mac Mail - correct password rejected, even though correct
