Why slot PCIEX16(G4)_1 shows "Not present"?
Motherboard: ROG STRIX Z790-A GAMING WIFI D4
Processor: I9-Intel 12900K
Graphic Card: RTX 3090 Founders Editions
Memory: 64 GB DDR4
OS: Windows 11 Home
I wonder why in ASUS UEFI BIOS under Advanced \ PCH Configuration \ PCI Express Configuration...