juast got a 13900ks
currently in wondows and cpuz ,the cpu inly ashows 6 cores and 12 threads, if i go to boot manager im also limited to 12 threads,
i have existing windows on m.2
i installed a rtx4090
64 gb ram 6000mhz
asus strix z790e motherboard
performed the latest bios flash and it shows in the bios
what can id do to fox this
purchase was legitimate
please help