Tools/materials: Windows 10 education edition, 64-bit operating system, Adobe Photoshop CC 20 19.
1, open the ps software.
2.ctrl+n creates a new canvas.
3. Edit → Keyboard Shortcuts.
4. Click the keyboard shortcut to open a dialog box.
5. Open a menu at will to see his shortcut key options.
6. Double-click the shortcut key, and then press the delete key to delete.