Update PixelExperience on dipper
Back to the overviewUsing the PixelExperience Updater app
- Open Settings, navigate to “System”, tap on “Advanced” and tap on “System update”.
 - Click the Refresh Icon in the top right corner.
 - If an update is available, press the “Download” button.
 - When the download completes, click “Install”. Your device will reboot to recovery and install the update, then reboot to the updated installation.
 
Sideloading from Recovery
- Make sure your computer has working 
adb. Setup instructions can be found here. - Enable USB debugging on your device.
 - Run: 
adb reboot sideload - 
    
Run:
adb sideload /path/to/zip - Click the back arrow in the top left of the screen, then “Reboot system now”.