If you tell me your (CPU and Graphics Card), I can recommend the best upscaling settings to get that crisp SimHD look on a modern monitor.
Ensure the installer hasn't been tampered with by checking the file properties. arcsoft totalmedia theatre 671199 final 2021 link
The gold standard for compatibility. While it requires some configuration for Blu-ray menus, it plays almost every file format imaginable without bloatware. 2. MPC-BE / MPC-HC (Free) If you tell me your (CPU and Graphics
When you see links for a "Final 2021" version, you are likely encountering one of two things: when paired with the renderer
Lightweight players that, when paired with the renderer, provide video upscaling quality that rivals or exceeds the old ArcSoft SimHD technology. 3. CyberLink PowerDVD (Paid)