Try to target a generated frame rate that matches your monitor’s refresh rate. For example, if you have a 60Hz monitor, lock your game to 30 FPS and use LSFG 2x to hit exactly 60 FPS.

The background resource consumption of the app itself has been lowered, leaving more raw power available for your games. The Benefits of the "Portable" Version

Turn on V-Sync within the Lossless Scaling application menu, but turn OFF V-Sync inside your game's video settings menu. This lets the tool manage the final frame presentation to your monitor smoothly. Conclusion

LSFG 2.1 (X2 Mode). Ensure your base game frame rate is locked to a rock-solid 30 or 40 FPS before activating.

While this article focuses on v2.8.1, it’s worth noting that the software has since advanced to (released January 2025). Users report massive improvements: