Press "Command-Option-Esc" to launch Force Quit, select the application that isn't responding and click the "Force Quit" button to try to make the program close. Try pressing and holding "Command-Option-Shift-Esc" for a few seconds if nothing happens.How do you force quit on Windows?
To force quit programs in Windows 10, follow the steps below: On your keyboard press Ctrl + Alt + Delete at the same time. When you do that, you’ll see a blue screen with several options. What you need to do is click on Task Manager. Task Manager will now open.