The steps
- Connect to Wi-Fi and plug the device in (or keep at least 50% battery).
- Open the update screen:
Settings → System → Software updates → System update - Download the update, then install it. The device restarts once; your apps and data stay in place.
Pixels install updates in the background and finish with a single reboot — you can keep using the phone while it downloads.
No update available?
Two possibilities: your device is already up to date — or it has reached its end of support and will never receive updates again. Check your exact model: