But we have the solution for closing all the running programs in Windows fastly with either the help of handful keyboard shortcuts or by making use of the power button of CPU.
So here are the Tips, have a look over it.
Close all open programs by keyboard shortcuts
Press Ctrl-Alt-Delete and then Alt-T to open Task Manager's Applications tab. Press the down arrow, and then Shift + Down arrow to select all the programs listed in the window. Now when they are all selected, press Alt-E, then Alt-F, and finally x to close Task Manager.
If you cannot remember these or other shortcut keys, press the Alt key to show the underline beneath the letter to press to activate each option.
Turn OFF your Computer
To open Power Options, press the Windows key >> type "power options" >> press Enter. Click "Choose what the power buttons do" in the left pane, click the menu next to "When I press the power button" and make your selection from either of these : Shut down, Hibernate, Sleep, or Do nothing.
- In Windows 7, press the Windows key >> Right Arrow key >> press Enter.
- In Windows Vista, press the Windows key >> Right Arrow key three times >> Press "u" key.
- In Windows XP, press the Windows key >> Press "u" key twice. Windows will prompt you to save any files that require it before closing the host app, just as it does when you press the power button or click "Shut down" on the Start menu.