: Go to Settings > System > System Upgrade .
There are two primary ways to update your device: via the built-in online system or by manually flashing firmware using a USB drive. Method 1: Online System Update (OTA) yt9216cj android update
: Check System Info for your specific ROM name and build version. Prepare the USB : Format a USB pen drive to FAT32 . : Go to Settings > System > System Upgrade
Go to > System Info and tap the Android Upgrade button. Troubleshooting Common Issues How To Upgrade ANY CAR Android Stereo Software / Firmware Prepare the USB : Format a USB pen drive to FAT32
: Select Online Upgrade . If a new version is detected, click Download .
: Once the download reaches 100%, the system will prompt a restart to finalize the installation. Method 2: Manual USB Update
: Reliable sources include the XYAuto official file server or enthusiast forums like XDA Developers . Install :