Need help for fixing IGPU Headless mode

https://preview.redd.it/p6gq759y4pif1.png?width=3466&format=png&auto=webp&s=1656cc19d9b60e1c4a87786384c7160be568d77a

AsRock B365 Phantom Gaming 4
i9-9900K - RX 6600 - WD SN850X --- iMac19,1

Tried alot of fixes but nothing really seemed to workout till now.

VideoProcConverter AI shows everything is working but DRM at every level is broken.

SSDT - EC, PLUG, PMC, SBUS, USBX, IMEI, MCHC.