The concrt140.dll is a Dynamic Link Library (DLL) file that is part of the Microsoft Visual C++ Redistributable package. This particular DLL is designed to support "concurrency runtime," which essentially enables better utilization of multi-core processors. In simpler terms, it helps software applications to run tasks in parallel, thereby improving performance and efficiency.
Concurrency runtime is a library that provides various features to make it easier for programmers to write applications that spread work across multiple processors or cores in a machine. By doing so, applications can run faster and make better use of system resources. The concrt140.dll is one of several runtime libraries that applications compiled with Visual C++ may require in order to run successfully.
For the end-user, the concrt140.dll file generally operates in the background. You usually don't have to interact with this file directly; however, you might encounter it if an application fails to start or runs into issues and outputs an error message saying that concrt140.dll is missing or corrupted. In such cases, the typical solution is to install or repair the Microsoft Visual C++ Redistributable package, which will include this DLL among other runtime libraries. These redistributable packages are often bundled with the application software or can be downloaded from Microsoft's official website.
In summary, concrt140.dll is a system component that helps applications make efficient use of multi-core processors. While you're unlikely to interact with it directly, it plays a key role in application performance and may need to be installed or repaired if you encounter certain types of application errors.