1. If the automatic shutdown plan has been set before, you can press "win+r" to start the operation and enter "shutdown -a" to close it.

2. Right-click the blank space of the desktop and select Personalize.

3. Click "Screen Saver" in the lower right corner.

4. In the screen saver settings, click Change Power Settings.

5. In the power settings, click "Change the computer sleep time".

6. Set all the options in the diagram to "Never" and click Save to modify.