This usually indicates a power issue or a corrupted firmware file.
If you can tell me the (the small square chip near the antenna) or the exact error message you are seeing, I can help you find a more specific download link. Would you like instructions on how to backup your current firmware before you flash a new one? mxq rk3229 emcp v31 firmware link
build, though some users report issues like black screens when booting from SD cards MXQ-4K RK3229 While not version-specific, older stock firmware for the RK3229 MXQ-4K (Android 5.1) is available on Universal RK3229 ROMs: If specific firmware fails, "universal" ROMs for the This usually indicates a power issue or a