FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Note that in Excel 2013 and later, Alt + F4 will either close the current workbook (if there are many workbooks open), or close the current workbook and Excel itself (if it is the only workbook open).

Detailed explanation-2: -The Alt + F4 is the keyboard shortcut that when pressed will close the currently active Window. It means, if you were playing a game, watching a movie, or working on any document and have accidentally pressed Alt & F4 keys simultaneously, that window would have got closed.

Detailed explanation-3: -Many might have wondered, “Where is the F4 key on Excel?” Well, this key is on the first row of the keyboard where we have the function keys. Note that function keys run from F1 to F12. The F4 key is found in between the Excel F3 function key and the Excel F5 function key.