Receiving email on Mac
computer keeps asking for internet account password. I have tried every password I have and nothing works. would just like to change password but don't know how.
iMac 21.5", macOS 10.14
For the Mail app, you need to have an account set up with your ISP/email provider who will also want to know your password so you have access to their mail servers. Contact your ISP and set up a password/account.
If this is not for the Mail app, post back with details.