Tips Easy undo – Quickly undo mistakes in most Windows programs by pressing the shortcut keys Ctrl + Z. For example, if you mistakenly cut or deleted text in Microsoft Word Ctrl + Z keys at the same time will undo the change.
Most Windows programs also support the ability to undo some changes. Press Ctrl + Z will undo one change at a time often back up to 12 or more changes.
If you cancel something that you are mistaken, pressing Ctrl + Y will redo the undo.