电脑如何设置自动关机

To set up an automatic shutdown on a computer, you can follow these steps:

1. For Windows:
- Press the Windows key + R to open the Run dialog box.
- Type "shutdown -s -t XXXX" (replace XXXX with the number of seconds until shutdown) and click OK.
- This will schedule a shutdown after the specified time.

2. For Mac:
- Open Terminal.
- Type "sudo shutdown -h +XX" (replace XX with the number of minutes until shutdown) and press Enter.
- You will be prompted to enter your password. Once entered, the shutdown will be scheduled.

3. For Linux:
- Open Terminal.
- Type "sudo shutdown -h +XX" (replace XX with the number of minutes until shutdown) and press Enter.
- The system will schedule a shutdown after the specified time.

Remember to save any unsaved work before scheduling an automatic shutdown.