Unfortunately, there’s no way to directly install the Windows operating system on most Android tablets due to the difference in hardware and limited access to the bootloader.

With this below steps, you can install Window XP/7/8/8.1/10 on an android tablet or android phone. You can do this if your smartphones run on Android KitKat, Lollipop or even android marshmallow.

Similarly, if you have an x86 Windows 8 tablet, you could always install previously mentioned BlueStacks and emulate Android without even leaving Windows, but that's definitely a performance hit ...

Final steps towards Windows 8 Next, download and install an .ISO mounting utility like Virtual Clone Drive on your tablet. You may be prompted to reboot, but you probably don't have to.

For instance, CnGadget has instructions for downloading and installing Windows 8.1 on the Teclast X98 3G, a $230ish tablet that ships with Android 4.2 Jelly Bean.