If you can’t get macOS Mail to work after upgrading to two-factor authentication, here’s a way to fix it

I highly recommend Apple’s two-factor authentication (2FA) for your Apple ID and associated iCloud services as a way to reduce the threat of a remote hijack of your account. (Although note that you can’t turn 2FA off once you enable it.) However, depending on how you’ve used iCloud in the past, you might run up against a quirk: You can’t get Mail in macOS to work after upgrading to 2FA.Apple automates the inclusion of your iCloud email account in Mail for macOS through a few system components. If you’re logged into your iCloud account via the iCloud preference pane, then that pane effectively manages Mail accounts. The Internet Accounts preference pane also lists iCloud connections along with other accounts you’ve set up at major services like Google and other companies for email and other services.To read this article in full, please click here