Because this is a modified ISO, the installation process differs slightly from a standard Windows install.
dism /apply-image /imagefile:install.wim /index:1 /applydir:D:\ bcdboot D:\Windows /s S: /f UEFI
The file you're looking for, , is a custom, lightweight version of Windows 11 (Build 22621.1992) called Optimum 11 Pro V3 , created by the developer FBConan .
