You’ll be warned by Windows as a notification that the PC will be shut down after the set timer (in our example, 30 minutes). If you want to cancel the shutdown timer, use this command: shutdown -a.

To shutdown your computer using Command Prompt, use these steps: Open Start. Search for Command Prompt, right-click the top result, and select the Run as administrator option.

To access Emergency Restart, press the CTRL + ALT + DEL keys on your Windows PC -- a pretty normal action. However, this time ...