Purpose and Function
- Runtime Support: It contains runtime components of the Microsoft C Runtime Library, providing core functions such as memory management, exception handling, and standard C/C++ library functions.
- Dependency: Many Windows applications, especially those built with Microsoft Visual Studio 2015, 2017, or later, depend on this file for proper execution.
- Compatibility: It enables developers to distribute applications without including the complete Visual Studio environment.
Common Scenarios
- Missing or Corrupted File: If this DLL is missing or corrupted, you might encounter errors like:
- The program cant start because vcruntime140.dll is missing from your computer.
- vcruntime140.dll not found.
- Solution: Reinstalling the Visual C++ Redistributable package typically resolves the issue.
Technical Details
- Location: Usually located in the `System32` or `SysWOW64` folder, depending on your system architecture.
- Versions: Different versions of `vcruntime140.dll` exist, corresponding to different updates of the Visual Studio Redistributable.
- Architecture: Available for both 32-bit and 64-bit systems.
This DLL is critical for maintaining compatibility and functionality of many modern Windows applications, making it a key system component.