The original PC version has notoriously poor support for modern Xbox or PS5 controllers. You may need a tool like X360CE to map your buttons correctly.
Locate the setup.exe or install.exe within the extracted folder. download-marvel-ultimate-alliance-apun-kagames-zip
Many "repacked" games trigger false positives in antivirus software because of the modified .exe files used to bypass DRM. It is common practice to temporarily disable your shield during installation. The original PC version has notoriously poor support
You may need to install the DirectX End-User Runtime to provide legacy files the game expects. Many "repacked" games trigger false positives in antivirus
If the game crashes on launch, right-click the game icon, go to Properties > Compatibility , and set it to run for Windows XP (Service Pack 3) .
Use a tool like WinRAR or 7-Zip to extract the contents of the ZIP folder.
These versions are often stripped of non-essential data (like multi-language voice files) to make the download size smaller and more accessible for slower internet connections.