The core system ROM image, ending explicitly in a .img extension. CRITICAL: Identify Your Device Logic Board (PCB)
: Open the flashing tool (e.g., Factory_tool.exe), click "Firmware," and select your downloaded .img or .iso file. Connect in Maskrom Mode : Insert one end of the USB cable into your computer. Locate the AV port on the back of the TV box. firmware tv box mx9 4k android 712 verified
: Hold the reset button with a toothpick while plugging in the USB cable to your PC. The core system ROM image, ending explicitly in a