A: Possibly, but not recommended . Even if the SoC is the same, the screen driver, touch controller, CAN bus, and DSP may differ. At best, you will lose some features; at worst, the device will become a hard brick that can only be recovered by shorting test points.
" forum. It is the gold standard for MTK 8227L community support and custom ROMs. 4PDA (Russian Forum): mtk 8227l firmware link
If you remember the seller (e.g., Podofo, Hikity, Erisin): A: Possibly, but not recommended
The 4PDA forum has dedicated threads with extensive firmware collections, though most discussion is in Russian. It is an excellent resource for Mediatek‑based head units. " forum
Download a stable version of the Smart Phone Flash Tool compatible with MediaTek MT65xx/MT8xxx processors.
Ensure the head unit is completely disconnected from car power (12V harness unplugged). Connect the USB cable from the PC to the specific port on the back of the head unit designated for data transfer (usually the 4-pin USB port configuration).
Launch flash_tool.exe . Click on the Choosing button next to the "Scatter-loading File" field. Browse to your extracted firmware folder and select the MTXXXX_Android_scatter.txt file.