The "Portable" tag usually refers to how the ISO was deployed.

A highly optimized ISO file that fit on a standard DVD or small USB drive. 🛠️ Key Features of the ISO

"FaxCool" is a well-known name in the community of custom Windows image creators. These ISO files are modified versions of the original Microsoft installation media.

Many non-essential services, telemetry, and background apps are removed.

Non-essential background tasks like Print Spooler or Tablet Input were disabled by default. Integrated Updates: