This guide is for users of Dual Operating System (Android + Windows) tablets (e.g Innjoo Flex, Cube, Teclast, Onda, Chuwi etc).
* Power off the tablet
* Press and hold down the Power button to bootup the tablet
* Once the boot animation appears, release the Power button and hold the Volume increase button immediately
* You should now have the option to select the OS you wish to boot into
* Select your OS of choice then press Enter to select