The Microsoft.VCLibs.x64.appx file is a type of application package file used by Microsoft Windows. It contains the Visual C++ libraries for 64-bit Windows applications.
Get the official .appx from Microsoft’s VLSC (Volume Licensing Service Center) or a trusted source like the Microsoft.VCLibs.x64.14.00 package from a GitHub release of a reputable app. microsoft.vclibs.x64.appx
microsoft.vclibs.x64.appx is a boring but essential piece of Windows’ modern app ecosystem. It’s the bridge between your C++ code and the UWP sandbox. The next time your sideloaded app refuses to start, you’ll know exactly what to look for. The Microsoft