This is longer than usual. Do not turn off the car. The unit will rebuild the Dalvik cache.
Thus, a legitimate officially does not exist from the manufacturer (Ytdevice or Topway). yt9217b firmware update android 10 upd
: Unzip the downloaded documents and place the files directly into the root directory of the USB drive (not inside a folder). 4. Installation Process Turn on the head unit and insert the USB drive. This is longer than usual
. Extract the downloaded firmware files directly to the root directory of the drive (do not put them in a folder) Update Process Connect the USB drive to the head unit's USB port Navigate to Settings > System Info Android Upgrade Thus, a legitimate officially does not exist from
Before flashing any update, take a photo of your current system info and search for that exact build number on XDA or 4pda. If you cannot find other users confirming success, do not flash it.