Lossless Scaling is a specialized Windows utility developed by

  1. Backup their current settings (the config file often resets on beta branches).
  2. Run as Admin (solves 90% of "not scaling" issues).
  3. Turn off MPO if they see flickering (standard advice for LS).

Recommendation: If you're in need of a powerful, easy-to-use image scaling tool, Lossless Scaling v2.5.0.1 Beta 2 is definitely worth checking out.

Verdict: If you were rolling back to Stable, give this another shot. Download link below.