Hp zbook 14u g6 not booting installer/from flash

Support & help
1

Please describe the problem you’ve encountered in detail:

  • Description:when the os boots it hangs on a black screen for 20 seconds then just gives up and goes to windows the os was flashed with rufus

:computer:System & Device Information

  • Hardware & System Configuration:
    • Processor:intel core i7 8565u
    • Graphics Card(Please specify if there’s a discrete graphics card): intel uhd graphics + amd radeon pro wx3200 hybrid
    • RAM:32 gb
    • FydeOS Version:iris 22.1
2

try disabling secure boot or fast boot

3

why fastboot do anything to help this because chrome os flex does not need fastboot to off