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Chapter 20. Automating Your Work > Undoing and Redoing Steps - Pg. 577

Automating Your Work 577 Undoing and Redoing Steps You can undo or redo a single step or series of steps quickly with the History panel. The History panel contains the Undo/Redo slider which you can drag up to undo (restore previous steps) a series of steps, or drag down to redo (restore steps you've undone) a series of steps. You can also undo and redo previous steps one at a time using the Undo and Redo commands on the Edit menu. When you use these commands, the steps in the History panel change based on the command results. The History panel and the Undo command can undo steps up to a maximum number (from 2 to 9999) set in the General tab of the Preferences dialog box. Undo Steps with the History Panel 1. Open or expand the History panel. 2. Drag the Undo/Redo slider up until the slider points to the last step you want to keep. TIMESAVER-- Position the pointer in the gray area to the left of a step, and then click the gray area to make the slider point to the step. 3. Flash undos and grays out each selected step, starting from the bottom. When you're done, click the Close button on the History panel.