Mfc42.dll is a file utilized by the Visual Studio C++ runtime library in managing a host of components and functions in Windows applications. MFC stands for "Microsoft Foundation Class", a file that is used by applications that have been created using the program Visual Studio to contain functions and files for applications that use it. One issue with mfc42.dll is that it is prone to errors, causing disruptions in the operations of your PC. One thing to keep in mind though with this file is that it performs a crucial function in your system and that many programs depend on it for their operations. Thus, you shouldn't remove this file from your computer.
The errors you'll see from MFC42.dll include the likes of:
MFC42 not found
MFC42 is missing
One way to fix this is to reinstall the program that's causing the error (if it's just one program that's causing issues). If you're seeing the problem from one program in particular, then you'll be best to reinstall this program in order to replace all the files that it needs on your PC. If you're getting the error from multiple programs, then you should look at replacing the mfc42.dll file on your computer by downloading a new one from the Internet and then placing it in the C:WindowsSystem32 folder.
Optionally, you should also look to use a 'registry cleaner' program to fix any of the MFC42.dll errors which may be caused by errors inside the "registry" of your system. This is a large database which stores a huge list of DLL files on your PC. Each time you use a program on your computer, this list is continually being used to help them read the various files that Windows needs to run. The only problem is that this list often becomes damaged, leading your PC to be unable to read the files it needs and causing errors as a result. You need to use a 'registry cleaner' tofix this MFC42.dll error and repair any of the errors or problems that are inside your system.
If you meet this problem, you can fix Mfc42.dll error by using the tutorial and tools on our website. You can download a registry cleaner to solve the Mfc42.dll error.