Do not turn off your car or unplug the USB drive while the update is in progress. Interrupting the flashing process can permanently corrupt the unit's motherboard. The screen may flicker or restart multiple times; this is completely normal.
A: You have a fake build.prop. The manufacturer changed the version string. Search for a "real" 8.1 Go update link to improve performance. zq8003 android update link
Finding the ZQ8003 Android Update Link: A Complete Guide The ZQ8003 is a popular motherboard chip used in aftermarket Android car stereos, head units, and infotainment systems. Upgrading your firmware can fix bugs, improve speed, and add new features like wireless Apple CarPlay or Android Auto. Do not turn off your car or unplug