How power button in for 15 seconds (hold the actual power button in just do not choose to turn off Chromebook from the touchscreen)
After Chromebook is totally off (no light) turn Chromebook back on
Log out of Chromebook
Next to the user's name on the login page is a drop-down arrow
Click on the drop-down arrow
Click on remove profile
Confirm that this is what you want to do
Log back into Chromebook when it asks you for username and password
At the bottom right, select the time.
Select Settings .
At the bottom of the left panel, select About Chrome OS. (Select the three horizontal lines in the upper left hand corner that say Main Menu to view this panel)
Under "Google Chrome OS," you'll find which version of the Chrome operating system your Chromebook uses.
Select Check for updates.
If your Chromebook finds a software update, it will start to download automatically.
Restart Chromebook when the update is complete.
Proceed to Remove the user profile and log back in with the district's email address