Official and community-hosted firmware repositories provide different versions based on the internal SoC: Firmware Version Download Source Amlogic S905W Go to product viewer dialog for this item. Android 7.1.2 (Stock) China Gadgets Reviews Amlogic S905W Android 7.1 (PC/SD) AndroidTV Box Firmware Rockchip RK3229 Go to product viewer dialog for this item. Android 7.1 (Nougat) Freaktab Forums Rockchip RK3229 Android 7.1 (Custom) Google Drive (via BlogIncome)
Later 7.1 builds include security updates that were unavailable in the original factory releases. Installation Considerations How to Update Your MXQ Pro 4K TV Box download android 7.1 stock firmware for mxq pro 4k tv box