Graphics card installation procedure :
BIOS - Disable Integrated graphics - Set PEG as Primary
Use a digital connection - DVI or HDMI - VGA is not supported.
Boot with nv_disable=1
May need to update
Clover
Install
web drivers
Config.plist - Do not inject Intel or Nvidia graphics and no ig-platform-id
Config.plist - Disable SIP fully - CsrActiveConfig 0x67
Edit config.plist - NvidiaWeb = true as per
Link
May need to emulate native NVRAM -
Problem 6
Remove nv_disable=1 from config.plist
May need to install Lilu.kext and NvidiaGraphicsFixup.kext to /Library/Extensions