Once you know your chipset, you must find the specific or update package (.zip) for that board. MXQ Pro 4K [Android] - 4PDA
Download the compatible firmware .img file for your specific board. mxq pro 4k firmware 71 2 download sd card top
The “root” means the main directory of the SD card, not inside any folder. Drag the extracted firmware files directly onto the card. Do not rename any files unless the firmware instructions explicitly tell you to. Once you know your chipset, you must find
Connect the HDMI cable so you can see the progress on your TV. Once you know your chipset
To find your chipset:
: Open your burning tool (e.g., Burn Card Maker ). Select your SD card drive, check "Erase Bootloader," and import your Android 7.1.2 firmware image.