Troubleshooting
Find the most common problems and how to resolve them.
- Chromebox - Resetting Wifi
- Black Screen or No Signal
- 4-Digit Activation Code Screen
- Chrome OS is Missing or Damaged / You system is repairing itself. Please wait
- Chromeboxes - Network not available
- Chrome Login Screen
- Stuck on the Loading Screen
- Screen appears black and white
- Green line appearing on the ends of the screen
- A screen with colored lines
- HDMI CEC
- Mode Not Supported Message
- UPshow Manager Supported Browsers
- More help