Note: If XF-ADesk19‑x64 is a specific proprietary or open‑source tool not yet publicly documented, please share its official homepage or manual – I’ll refine the feature list accordingly.
Putting it all together, "xf-adesk19-x64" likely refers to a 64-bit version of a software package related to Xfce, possibly a desktop or a component thereof, identified by the version or codename "adesk19". Without more context, it's hard to give a more precise definition, but it seems to relate to Linux distributions that offer Xfce as a desktop option. xf-adesk19-x64