May be flagged by security software as a "trojan" or "crack" due to the nature of the DLL modifications. Shieldwall Game Review
It generally works by replacing or adding specific Dynamic Link Libraries (DLLs) like steam_api64.dll to bypass standard online checks, allowing the game to recognize local players on the same network.
As with any .rar file containing executable fixes from third-party sites, there is a moderate risk of malware or false positives from antivirus software. Users should always scan such files before extraction. Pros:
This "fix" is often sought by players using versions of the game where official multiplayer might be restricted or when trying to play over a local network without an active internet connection.
Unlocks multiplayer features for offline/local environments. Small file size and relatively simple installation.