This file is the base file of the Microsoft Foundation Class Library.
mfc42.dll is missing in Windows 11 | How to Download and Fix Missing DLL File Error – 100% Working
Follow these steps in the order they are listed below to try the most likely solutions first.
Recover mfc42.dll from Recycle Bin The simplest possible cause of a "missing" mfc42.dll file is that you accidentally deleted it.
If you suspect this, but you've already emptied the Recycle Bin, you may be able to recover the file with a free file recovery program.
