On the Chromebook sign-in screen, select the profile you want to remove.
Next to the profile name, select the Down arrow .
Select Remove account.
In the box that appears, select Remove account.
After removing the profile try to sign into the Chromebook again as the student.
If that works no need to do the next part. If it doesn’t work move onto the next part.
Press and hold Esc + Refresh , then press Power . Let go of Power. When a message shows on the screen, let go of the other keys.
At the screen that says “Please insert a recovery USB stick or SD card”. Press the ctrl and d keys at the same time.
Then press enter.
Press enter again.
Click the Get started button.
Connect the Chromebook to your Wi-Fi.
The Chromebook should Enterprise enroll itself.
Sign in as the student.