How I can fix igpu in my hackintosh

I did hide gtx 1650 and make sure in bios that igpu graphics is working and i did patch intel hd 4600 using opencore legacy but it shows me that its taking 4mb of shared vram in about this mac and there is no acceleration at all and my specs is cpu is i7 4790 and gpu is gtx 1650 4gb and 16gb ram on hp prodesk 400 g2 mt how I can fix this issue please help me