A hard reset will correct many Chromebook issue.

To perform a hard reset on a Chromebook, press refresh and power at the same time.

If a hard reset does not work, you may also try a policy refresh.

  1. Launch the Chrome browser and go to "chrome://policy"
  2. Click "Reload Policies"
  3. Wait 60 seconds
  4. Restart the Chromebook
  5. You may have to repeat this process a couple of times