1: download and open rufus
2: download windows iso file
3: select you usb thumb drive in rufus.
4: select your iso file in rufus
5: select GPT in rufus
6: create the usb with above settings.
7: Now insert that usb into your meegopad.
8: start the device while pressing F7 to enter the boot menu.
9: select your windows usb and install as instructed on screen.
10: after installation finishes install the correct drivers.