If you are experiencing Chromebook issues, resetting is usually an easy and quick solution. This takes about 2-15 minutes.

  1. Press and hold Esc + Samsung Chromebook Refresh key + Power until a yellow exclamation point (!) is displayed.
  2. Press Ctrl + D to begin the reset, then Enter when prompted for the "os is broken or missing" message. A red exclamation point is displayed.
  3. When the transition completes, press the spacebar, then press Enter to return to verified mode.

  4. Good as new, the Chromebook will reboot.
  5. After the "Let's Go" button, You'll need to connect to psd-open and accept chrome's agreements before signing in. The Chromebook will automatically change to psd-closed after logging in.
  6. If you do not see "Enterprise Enrollment" at the top of the logon page. Or if the Chromebook was locked to an account, or not originally enrolled. DO NOT LOG IN WHEN PROMPTED, instead, press CTRL + ALT + E at the logon screen. Otherwise if you see "Enterprise Enrollment" continue to step 7. If you accidentally log in here, you will need to go back to step 1.
  7.  Log in to the "Enterprise Enrollment" screen with your edtools email address. You will be taken to the PSD Central Login, use your standard PSD credentials.
  8. When prompted for asset information and location, press "Skip"

  9. The Chromebook should now go back to the standard login screen, "This device is managed by edtools.psd401.net"

  10. A restart may be necessary before logging in.


Following the reset, you should check to see if the ChromeBook requires a new update.

Check for updates

  1. After logging in, click your account photo.
  2. Click Settings Settings.
  3. Click Menu Menu and then About Chrome OS.
  4. Under "Google Chrome OS," click Check for Updates.
  5. If your Chromebook finds a software update, it will start to download automatically.
  6. When updates are ready, restart when prompted.


This solution works for the following issues
  • Chromebook Syncing Preferences for 20+ minutes during login
  • ChromeOS Missing or Damaged
  • Chromebook locked to single user's account