If it is a .rar file, it typically requires manual extraction into the game's "Data" or "Mods" folder using a tool like Unzip or WinRAR.
Mods for games like The Sims 4 or Skyrim often use names like "Beautiful Skin" or "Beauty Marks" to group several cosmetic textures into one .rar file for easier sharing on forums or Discord. Beautiful Mark Mod.rar
If this is a .rar containing .ini or .fx files, it may be a ReShade preset designed to enhance lighting and "beautify" a specific game's environment. General Review (If it's a Cosmetic Mod) If it is a