Chwui hi10 plus

Hello, i have a chuwi hi 10 plus with serial number lq64g42170202068 and i deleted windows and android. Now i want to fresh install windows but it doesnt boot from usb and also it loop restarting showing a black screen for 2-3 seconds. also i checked the bios and it doesnt restart and also doesnt keep changes. so i thought i can reinstall it . do you have any advice? also can you send me the latest bios and a tutorial to flash it?