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Issues a student or Teacher can fix

Update the Chromebook 

  • Fixes secure "Browser Unsupported" Issue 
  • Update Chromebooks have not been used for more than two weeks

Chromebook Enterprise Issue - If you see a screen referring to "Enterprise", have your teacher log in. It will register the Chromebook with LBUSD. Then, have the teacher log out and you log in.

Wrong letters? Click the abbreviation in the lower, right corner and change the keyboard back to US or INTL.

Wrong Language?

  1. Click the status area in the bottom-right of your desktop.
  2. Select Settings icon
  3. Click Advanced--Language and input
  4. Select the three dots next to English (United States)
  5. Check Display Chrome OS in this language
  6. Click X to close the settings

Factory Reset

  • Chromebook not connected to WiFi 
  • Chromebook not displaying AirSecure Test Properly
  1. Power on the Chromebook and hit Esc + Refresh + Power
  2. When you see a screen with !, hit Ctrl + D
  3. Hit Enter to turn Chrome OS Verification off.
  4. Wait a few minutes... Chromebook will resetand you will see a message about “The device owner has disabled developer mode...”
  5. When you see this screen, click Let’s go
  6. Click on LBUSD-Web
  7. Click Accept and Continue
  8. Log in to LBUSD-Web (Student ID # and 6-digit b-day)
  9. TEACHER STEP -- Enterprise Enrollment:
    • Teacher (not student) log in with LBUSD account
    • Note – “” is already pre-filled, so don’t type that part
  10. Click Next
  11. Have the student sign in to Rapid Identity

Remove a Theme

  1. Open Chrome
  2. At the top right, click the three dots, then Settings.
  3. Under Appearance, click RESET TO DEFAULT.

If steps 1-3 did not remove the theme:

  1. At the top right, click the three dots, then More tools, then Extensions.
  2. Click the trash icon next to the extension you want to remove.
  3. Click Remove.

LCD Projector Issue

  1. Connect the Chromebook to the LCD Projector using an HDMI cable.
  2. Click the status area at the bottom-right corner of the screen.
  3. Click where it says Extending screen to...
  4. Use the pull-down menu to change Extended to Mirrored.
  5. Click Done.


  • Students should inspect their Chromebooks at the beginning of use and immediately report any issues.
  • NO Food and drinks anywhere in the classroom when laptops are in use.
  • Teacher-assigned student numbers help hold students accountable for proper use and care of the equipment.

Broken/Missing Keys, Headphones, Mice

  • We hold students financially accountable for missing equipment.
  • If the teacher feels that equipment was broken by the student on purpose, we hold students financially accountable.
  • If the teacher feels that the damage is a result of normal wear and tear, the student will not be fined.

Service Desk issues

Have your teacher email the Service Desk for these issues:

  • Chromebook is not allowing any students to log in
  • A student cannot log in to any Chromebook
    • NOTE-- If the student is new, wait 24-48 hours to try logging in before emailing the Service Desk.
  • Chromebook not charging
  • Cart not charging 
  • Broken/Missing key