You're referring to a customized Windows 10 installation media!
: By removing non-essential system apps and background services, this version significantly lowers RAM and CPU usage. Gaming Focus Windows 10 Superlite v19042.928 x64 MPB BlastX ...
Because it is heavily optimized, this build can function on hardware that falls below official Microsoft recommendations. Facebook·Marlon Lumongsod Windows 10 Superlite Ghost Spectre - Facebook You're referring to a customized Windows 10 installation
It looks like you're asking for a detailed write-up on a specific, custom-built version of Windows 10: . custom-built version of Windows 10: .