Computer Specs

DELL OPTIPLEX 7040 MT

Intel Core i7-6700 CPU @3.40GHz 3.41GHz
24GB 2333Mhz DDR4 RAM
128 Intel SSD

Tools Used Link :

Minimal Partition - https://www.partitionwizard.com/free-partition-manager.html

Balena Etcher - https://etcher.balena.io/

All MacOS Images - https://www.olarila.com/topic/6278-olarila-vanilla-images-macos-installer/

EFI Used Link - https://direct-link.net/720405/skylake-efi-for-sonoma

Note : This EFI is for SkyLake Desktop, so for this to work on a SkyLake Laptop you need to make some Changes like SMBioS,boot args and remove HDMi boot args from it


How to install MacOS Catalina
https://youtu.be/LK8xjNT1QdU