Allwinner H313 Custom Rom ((link))

Specialized custom ROMs tailored to specific TV box models (e.g., Tanix TX1).

Useful commands to dump stock partitions (requires root): Allwinner H313 Custom Rom

While these budget-friendly chipsets often ship with bloated or "fake" Android versions (reporting Android 10 while running 7.1), the developer community has created several stable alternatives. Why Install a Custom ROM? Performance Optimization: Specialized custom ROMs tailored to specific TV box

You will need to go back someday. Search for “H313 stock firmware [your box model]” and download it. Keep the image. Allwinner H313 Custom Rom