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The WinSxS folder solves this by storing multiple versions of the same DLLs, runtimes, and system assemblies simultaneously. When an application requires a specific version of a file, Windows links it directly to the exact version housed within the component store. The Role of sxsi x64 in Windows 8

When an older application launches, it queries the WinSxS store for the exact file version it was programmed to use.

(Optional / Caution) If you want to ultra-optimize the drive and lock in your current update state, you can add the ResetBase switch. Doing this weaves the current updates into the OS fabric, meaning you will never be able to uninstall any current Windows Updates.

Once you identify the root cause, use these structured methods to resolve the issue. Method 1: Reinstall the Correct Visual C++ Redistributable