Why Does Adobe Photoshop Differentiate Between "Undo" And "Step Backwards"? This question was originally answered by Andrei Herasimchuk on Quora.

Different ways to undo or redo one or multiple changes in Adobe Photoshop. Using Keyboard shortcuts, Menu bar and the History panel.

Photoshop has a nifty feature: you can edit keyboard shortcuts and add new ones to your liking. It's really simple to use, too. Just go to the Edit me ...