Want to never worry about this again? You can let your DOOGEE U9 handle it.
Android updates frequently introduce new UI layouts, icons, and privacy controls. How To Update Software On DOOGEE U9
: If a new version is found, wait for the download to finish, then select Install now to begin the update. Alternative Menu Path On some versions of DOOGEE software (like the model), the path may vary slightly: System update to trigger the scanning process. Important Preparation Tips Battery Life : Ensure your tablet has at least 50% battery Want to never worry about this again
Go to the Settings app, where choose the System chapter. * Move to the Wireless Update part and touch the Download position. HardReset.info Update Software DOOGEE U9 Kid - HardReset.info : If a new version is found, wait
together for a few seconds. However, this is generally reserved for advanced users and may lead to data loss if "Wipe data/factory reset" is accidentally selected. or check the current Android version on your device first? DOOGEE U9 Kid Tablet User Manual
Do not turn off or use your tablet during the installation process. Let it do its thing.