Many users know undo but forget the power of the shortcut for redo. This command helps recover an action that was reversed accidentally. It is especially useful while editing documents, spreadsheets, designs, or coding projects. Windows systems commonly use Ctrl + Y, while some software uses Ctrl + Shift + Z. The shortcut for redo is one of the easiest productivity hacks to learn. Once you start using it regularly, you’ll save clicks, reduce frustration, and work more efficiently every day.