At windows you have only to start the exe file.
At Android you have to install the apk file. If this dont work, copy the apk file with a root file manager (EX File Explorer as an example) to -> /system/app/OSSwitchToWindows/
Set Persmissions on this folder and of the apk file to rwx-r-xr-x
pls help…i can’t switch from win 10 to android for my teclast tbook 16. even i press the power with volume up key, it will only go to bios setup blue screen page and not then initial white screen with choice of 2 os. thanks