: Updates have optimized memory management to reduce lagging or unresponsiveness during high-demand tasks like running GPS navigation and music simultaneously. How to Install the ZQ8003 Android Update
: Resolved the loud "boom" or "pop" sound heard from speakers when turning the ignition on or off (ACC on/off).
To apply the "fixed" firmware, follow these standard procedural steps. Ensure your car is running or in accessory mode to prevent power loss during the process, as this can brick the unit.