hi firstly,im a newbie here.
i have onda tablet dual os v891 v5,unfortunatetly,the window not working anymore,what i done before is reset the tablet window 10 twice and i got bootloop 64% installation and i mess around bios to install window iso using usb thumdrive with window 8.1 iso,but not detected in bios even after using efi format,so i mess again with bios and accidently disable usb 3.0 which disable usb otg(no keyboard,no usbT-T),then i mess with android and install v5 firmware and maybe deleted window partition(not booting window at all),only dnx mode working but only can scroll between 2 line since it only have volume up and down key,while the dnx menu have grid view which make it impossible..i kinda stuck here for till now,if someone experienced or have solution pls help me.