Legacy mode not working (Hi 10 X)

[Mars19]

I dont have keyboard for my tablet, I only just want to dual boot without using keyboard and mouse
Also, USB support is turned on in default
EDIT: I found guy that have same problem

Cannot boot chuwi Hi10 x in legacy mode even though the option is available in the bios

[IMG_20200426_113937] hey friend, i want to ask, for those who know please reply please. the plan is the chuwi hi10x tablet I want to make dual boot windows 10 and linux, but the problem is to move the operating system cannot use a touch screen, it must use a keyboard, because to my knowledge the grub loader doesn’t support touch screen, except refind bootloader, it says support on some tablets, unfortunately on tablets Chuwi doesn’t support touch screen, it has to be modified first and I don…