Tools/materials: Dell XPS 13-9350-3708, win 10, Photoshop20 19.

1. In PS software, do whatever you need.

2. Press the shortcut key CTRL+Z, and you can step back every time you press it. In historical records, we can also see traces of withdrawal.

3. If you want to adjust the withdrawal steps, you can also operate. In ps, click Edit.

4. Click Preferences-Performance.

5. In the performance setting, just adjust the historical status that needs to be revoked.