How do you factory reset a Chromebook managed by school?

How do you factory reset a Chromebook managed by school?
To do this, follow the steps below:

Sign out of your Chromebook.
Press and hold the CTRL+ALT+SHIFT+R keys on the keyboard.
Choose Restart.
The Chromebook will now start the Factory Reset (Powerwash) process.
Once the process is finished, your Chromebook is now unenrolled to your school’s domain.

To do this, follow the steps below:
  1. Sign out of your Chromebook.
  2. Press and hold the CTRL+ALT+SHIFT+R keys on the keyboard.
  3. Choose Restart.
  4. The Chromebook will now start the Factory Reset (Powerwash) process.
  5. Once the process is finished, your Chromebook is now unenrolled to your school’s domain.