Thanks to all for trying help i end this with reset my OS win 10
but now when i try to boot from a bootable usb to install another OS (win 10 but different one) it not starting boot there is 2 option 1 say UEFI and other not sure
when i select UEFI on screen just left asrock logo and nothing else happen and when i select other one it start from SDD
i have asrock h81 R 2.0