I have the MSI Z490 UNIFY motherboard:
https://www.amazon.com/MSI-Gaming-Motherboard-Socket-Triple/dp/B0876GSMZB/ref=sr_1_3?dchild=1&keywords=msi+unify+z490&qid=1623303045&sr=8-3
and I'm looking to update the BIOS so I can gain pcie 4.0 support. The problem is I don't have a CPU of the...