Because .rar files from modding forums can contain executable scripts or .asi plugins, it is highly recommended to:

Files like hud.txd are typically placed in the models folder, while .asi or .ini files go into the main game directory. Security Advisory

Typically attributed to a modder or community member named "Wais."

To function correctly, the contents of this archive usually require:

Required to load the .asi plugins often found within HUD packages.