''Sercannot process the request because it is malformed. It should not be retried.''
I've been using a personal email that is managed by a 3rd party and handled by Google. I change my password and I can receive mail on my iPhone and through gmail but not through Mail on my Mac???
When I try to change my password in Mail, I receive this message:
[Re-Titled by Moderator]
iMac 21.5″, macOS 10.14