: Get the "Games for Windows Live" installer from the official Microsoft website .
: Open the archive and find the xlive.dll file. How to Fix Xlive.dll Error in GTA 4
: Open Command Prompt as Admin and run sfc /scannow to repair corrupted system files. : Get the "Games for Windows Live" installer
: Copy and paste xlive.dll into your main GTA IV installation directory (e.g., Steam/steamapps/common/Grand Theft Auto IV/GTAIV ). How to Fix Xlive.dll Error in GTA 4
: Check your protection history to ensure your antivirus hasn't quarantined the file by mistake.
: This method will disable official multiplayer and may require you to move your save files to a new directory. Secondary Fix: Reinstall Games for Windows Live