: If your NAT type is "Strict," you may experience frequent lobby timeouts. Setting a static IP or checking your modem settings to enable an Open NAT is highly recommended for stable multiplayer. Quick Lobby Workarounds (Console & PC)
For developers/publishers
The game's launcher and binary file must both be allowed through the Windows Firewall. Verify Permissions: sniperelite3.exe (found in the folder) as an exception in your firewall settings. Run as Administrator: Right-click the game's executable or launcher and select Run as Administrator to bypass restricted system permissions. Steam Community 3. File Integrity and Game Settings sniper elite 3 connection to the game failed top