Not all old versions are equal. Based on community testing and MSI’s own changelogs, here are the most sought-after stable releases.
If you follow the steps outlined in this guide—specifically the manual block on the updater and the VirusTotal scan—you can safely roll back to a snappier, ad-free MSI App Player experience. Remember: The newest version is not always the best version. Msi App Player Download Old Version
Alternatively, block the app via Windows Firewall: Not all old versions are equal