Install Intel Platform Flash Tool
open the Intel Platform Flash Tool, and follow these steps
Click the “Browse” button to select the Android firmware file
If you select the “flash.json” file, the Windows partitions will be deleted. After flashing Android, you must reinstall Windows again;
If you select “Flash-No-Erase-all.json”, Windows partitions will not be affected, but in the “Configuration” field, select “recover”
When “flash.json” or “Flash-No-Erase-all.json” is successfully selected, please turn the tablet off, then turn the tablet on and quickly press the volume button “+” then without releasing it press the “-” button. The tablet in the middle of the screen will show "DNX FastBoot MOOE…
Then connect the tablet to your computer.
When the tablet is connected click on “Start to flash” .
After the end of the flashing procedure the tablet should reboot, if it has not happened - reboot the tablet manually by pressing the power button for a few seconds.