If you’re on Mac, Ctrl+Opt+Cmd+Eject will shut down OS X immediate, without the alerts or warning dialogs or shutting down your apps individually. Use Ctrl+Cmd+Eject to quickly reboot your Mac.

You can schedule an Automatic Shutdown in Windows 11/10 using Command Prompt. We also show you how to cancel a scheduled shutdown.

Windows also offers new CMD switches for shutdown.exe. Shutdown options using the Command Prompt To see all the available shutdown options in Windows, type cmd in start search and hit Enter.