This is a simple tutorial on how to easily flash Android Lollipop 5.1 stock firmware on MXIII-G TV Box with Amlogic S812 CPU via Windows 10 PC.
BTW, you can now buy MXIII-G TV Box with 1GB of RAM from gearbest.com for only $56.99 with free shipping. You can also buy MXIII-G TV Box with 2GB of RAM from gearbest.com for only $63.99 with free shipping.
1. First Android Lollipop 5.1 stock firmware for MXIII-G TV Box from here.
2. Extract the archive and run setup_v126.96.36.199 file, it will install the Amlogic Drivers and the USB_Burning_Tool v188.8.131.52. It's working also on Windows 10 / 8.1 64 bit, but you'll have to disable driver signature enforcement. Then you have to put MXIII-G TV Box in upgrade / flash mode. To do that, prepare a thin metal stick / paper clip, then press and hold the restore button (inside the AV port hole) and press Power button at the same time. After 3-5 seconds USB_Burning_Tool will detect the USB device. (Very important: make sure to first plug in the DC and OTG USB cables). If needed, reinstall AMLogic USB Burning Tool and the drivers.
3. Launch USB_Burning_Tool. Click 'File' and choose 'Import image', choose the .img file you just download. Click "Start" to start firmware upgrade, it should take around 3-4 mins and please do NOT power off / unplug MXIII-G TV Box during firmware upgrade. After finished firmware upgrade, it will auto disconnected. Now you can unplug it and connect to TV again.
For more details please watch the video below.
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
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