Navigate to Settings > System Info (or About Device) to verify your MCU and Kernel version. This ensures you don't flash incompatible software that could brick the device.
Download the free AIDA64 app from the Google Play Store. Navigate to the "Android" section and check the "API Level". Android 9.0 = API Level 28, Android 8.1 = API Level 27, and Android 6.0 = API Level 23.
In Developer Options, set "Background process limit" to 2 or 3 to prevent the small RAM from choking.
Are you trying to or fix a hardware wiring issue ?
If you want to remove bloatware, improve performance, fix sound issues, or get a modern interface, a custom ROM is the best solution. The community has built excellent "SuperMod" guides that bundle everything together.
A notorious issue with these units is "fake" Android versions. It is common for manufacturers to alter the build.prop file to display Android 9, 10, or even 11 to the user, while the underlying system is actually or even older Android 6.0 .
These units require specific codes to access advanced configurations or perform resets.
MediaTek MT8227L. This is a quad-core processor designed specifically for automotive infotainment systems.
Insert the USB drive into the primary USB port (usually labeled USB 1 or the port with 4 pins inside the cable connector). Turn the ignition to the ACC position.