Check Settings > System > About Car (or System Info). Look for the "8227L" designation and the ROM name.
Go to Settings > System > About Device (or Car Settings > Factory Settings ) and note down: MCU Version (e.g., TS9.x.x.x, JY.x.x.x, T3.x.x.x) App Version
Ensure you choose the correct file for your specific build (e.g., units with a physical volume knob vs. full touch-screen models). Updating via USB (Manual Flash) android auto firmware latest update 8227l top
Use this if the system is buggy or you want to upgrade to a newer OS version (e.g., from Android 9 to 10 or 12). YouTube·OCDaddy_Zsolt Junsun 8227L Android CarNavi firmware update
: Extract the downloaded firmware ZIP folder. Copy the .bin and any accompanying files (often two main files) directly to the root directory (not inside a folder) of the USB drive. Insert & Update : Plug the USB into the head unit's primary USB port. Check Settings > System > About Car (or System Info)
Click on the "Scatter-loading" field inside SP Flash Tool and select your generated text map.
Look for , ZLink , or SpeedPlay (the companion apps used by 8227L boards to project Android Auto). Click Update . full touch-screen models)
Use this if the unit is stuck on the boot logo or in a boot loop.
The process may take several minutes. Do not turn off the car or touch the screen until it hits 100% and restarts. Updating Android Auto Connectivity
models require you to power off for 40 seconds, then tap the center of the screen repeatedly while powering back on until "Detected" appears in green.