Alt + F4 is a Windows keyboard shortcut that completely closes the application you're using. It differs slightly from Ctrl + F4, which closes the current window of the application you're viewing.

There are many things PC users may struggle with when adjusting to using a Mac, including the keyboard layout. An Apple computer's keyboard isn't much different from a PC's in the broad sense, but ...

You can use your computer's keyboard to quickly enter currency signs, foreign accents, trademarks and other symbols your business uses frequently. To access these symbols, you must use Windows' ...