Depending on your device's current state, use one of these two methods:
You may need to re-upload your car manufacturer's logo from the factory settings. Unknown sp7731e 1h10 native - DeviceAtlas
The SP7731E 1H10 SoC consists of several key components:
is the critical first step. This specific chipset is a common backbone for many universal Chinese Android head units.
Warning: Many generic “SP7731E firmware” sites bundle malware or require paid unlocks. Verify the PAC file hash if possible.