Why isn’t my Mac letting me quit Mail?

If the app still doesn’t quit, then follow these steps: Simultaneously press these three keys: Option, Command, and Esc (Escape). Select the app in the Force Quit window, and then click Force Quit.

Why do I have to force quit Mail on my Mac?

Thanks. If Mail has a connection open to a remote mail server, and there is ongoing network activity on it, then a shutdown request will tell Mail to stop what it is doing, but Mail must wait for that network connection to time out and that delays the shutdown request.

How can I quit Mail?

How do I force quit Mail on my macbook air?

Press these three keys together: Option, Command and Esc (Escape). Or choose Force Quit from the Apple menu  in the top left-hand corner of your screen. (This is similar to pressing Control-Alt-Delete on a PC.)

How do I restart Mail app on Mac?

Restart Mail app

Press Option-Command-Esc to open the force-quit menu. Select Mail to quit the app. Then reopen the app and see if the issues disappeared.