: Antivirus programs often flag steam_api.dll as a "false positive," especially in modified versions of the game. Open your antivirus (e.g., Windows Security ). Go to Protection history and look for quarantined items.
If you find the file there, select and add the game folder to your exclusion list. Download JUST CAUSE STEAM API DLL FIX
Before downloading anything from the internet, try these official methods to restore the file safely: : Antivirus programs often flag steam_api