Black screen when booting into installer

[MistaWhite]

Make the following changes:

Remove SSDT-EC-USBX-DESKTOP and replace it with SSDT-EC-DESKTOP.aml
Disable the CpuPm Table.
Set the SMBIOS to iMacPro1,1 for the time being.

Ensure that you're running A19 BIOS version.

Try booting Big Sur or Monterey/Ventura

Didn't work it flickers and restarts after selecting the dmg from the picker
Also the latest bios version for my dell machine is a18

 

[EliteMacx86]

Didn't work it flickers and restarts after selecting the dmg from the picker

Can you provide a video?

Also the latest bios version for my dell machine is a18

Are you sure?