How To Undo Mistakes
| Computing : Software If you make a mistake in most applications and want to go back then what can you do? Sadly many people don't know that many pieces of software have multiple undo levels and remember all the changes that you make often letting you step back through each change. So how do you undo then? Well, what you need to do is simply press Ctrl + Z - the standard shortcut for undo. To redo? Just do ctrl + Y. It is worth learning all these shortcuts as you will use them on a regular basis.
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