The identifier "-FBCon" suggests specific optimizations regarding management or specific controller support. In custom builds, this often implies:

The primary differentiator of this build is the aggressive removal of non-essential packages. In standard Windows installations, these packages remain dormant but occupy storage and registry space.

Users generally download the ISO, use software like Rufus or Ventoy to create a bootable USB drive, and perform a clean install. Note: A clean install is almost always required; you cannot usually "upgrade" a stock Windows install to an X-Lite build.