In Windows system, you can press the shortcut key to return to the desktop all at once, which can also be set in MAC system.
1, clickLittle apple
2. Find System Preferences
3, clickmission control
4. Find the trigger angle below
5. Select a habitual location and add a desktop
6. I see that I have chosen the desktop
7. Try it: there are many windows on the desktop,Mouse pointing to the lower left corner, immediately back to the desktop
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