"The program can't start because MSVCR100.dll is missing from your computer. Try reinstalling the program to fix this problem."
A: You likely installed the x86 version by mistake. The 64-bit game needs the x64 runtime. Also, ensure the DLL isn't blocked by antivirus, or manually copy msvcr100.dll from C:\Windows\System32 to the game’s folder.
A: Only if you are certain no applications rely on it. Use a tool like Dependency Walker or simply leave it—it takes minimal disk space (~15 MB).
Even Microsoft software can fail. Here are common installation issues with the Microsoft Visual C++ 2010 Redistributable Package (x64) and how to resolve them.
Microsoft solved this problem by creating the Redistributable Package. Instead of embedding the runtime DLLs into each application, developers could now require the user to install a single, shared package once. Any application that needs those runtime files can then access them from a central, trusted Windows directory.
The Microsoft Visual C++ 2010 Redistributable Package (x64) specifically contains the runtime components for:






