Plug one end of your USB Male-to-Male cable into a (preferably a rear USB 2.0 port for stability).
Browse your computer, select the downloaded .img firmware file, and click Open.
The firmware must match your Wi-Fi module (e.g., RTL8189FTV, RTL8723BS). mxq+pro+4k+rk3228a+firmware+download+best
Look for the model number printed directly on the green PCB (e.g., ).
At the heart of the device lies the processor: Plug one end of your USB Male-to-Male cable
[PC] <=== (USB-A Cable) ===> [MXQ Pro 4K Box (USB Port 4 / Black)] ^ (Hold Reset Button inside AV Port) Disconnect the power adapter from your MXQ Pro 4K box.
Look at the RK Batch Tool interface. One of the numbered square boxes under "Connected Devices" should now light up (Loader mode) or Blue (Maskrom mode). Click the Restore button at the bottom of the tool. Look for the model number printed directly on
Best for a pure Kodi experience. Unofficial LibreELEC 12 builds exist for the RK322x family and can be run safely from an SD card without affecting internal memory.
This typically points to a corrupt download or a poor physical connection. Try using a shorter USB cable, switching to a different USB port on your PC, or downloading the firmware image again.
Insert your toothpick into the AV port until you feel a physical click.