How To *Update* ROM Firmware Flash MK809 IV Mini RK3299 Quad Core Android Dongle

This custom rom can also work on other devices with the same RK3299 chipset.

You need the RKBatchTool 1.8 to load a ROM to Flash update the dongle (Compatibility: Windows XP, Windows 10)

RKBatchTool and USB Drivers : Download RKBatchTool v1.8 (HERE, or here)

so please use the  Driverinstaller Zip

Rockchip Batch Tool

Once you have those then choose a ROM firmware file.

This firmware is for MK809IV upwards, or it should suit for all of the same specification tv boxes, it is for device which have Rockchip RK3299 including the 4K OUTPUT FIRMWARE FOR RIKOMAGIC MK809V / MXQ QUAD CORE TV STICK

ugoos here

Other firmwares available

The CyanogenMod Recovery I had listed i can not find working links.

Video Walkthrough Tutorial