If you can't connect to online matches, add an outbound and inbound rule 0;b18; for this specific .exe in your Windows Firewall.
Have a persistent crash that wasn't covered here? Check the official Bandai Namco support forums or the Steam community hub for your specific version of Tekken. tekkengame-win64-shipping.exe
Windows sometimes interferes with how the game draws frames. Navigate to the .exe file in your Steam folder. Right-click it and select . Go to the Compatibility tab. Check Disable fullscreen optimizations . Performance Optimization If you can't connect to online matches, add