It will cycle through all open applications and windows that are running on your computer, which you can then select by pressing enter or click a mouse button. Functions Of These Shortcuts- Alt+TabĪlt+Tab is one of the most common keyboard shortcuts in any application. Shutting down your computer by pressing Ctrl+Alt+Del, clicking on the power icon, and selecting Shutdown from the drop-down menu. Typing “quit” in a command prompt windowĨ. Pressing the Windows key and typing “exit”ħ.