asus crashfree bios 3

I have a ASUS TUF Gaming Z690-PLUS that was originally released with 12th gen support. The motherboard came from the factory with a 13th gen bios so my 13th gen i5 does work on it. I'm just not sure if the bios recovery feature works with a 13th gen cpu because from my understanding the recovery...

My question is simple I am having no post/display and I want to get it fixed by Updating Bios, Now the problem is My motherboard Asus rog strix H370-F Gaming doesn’t have any specified bios flashback usb port or any bios button but it does support Asus CrashFree Bios 3.. So how does it actually...