Download Efi.dll and fix "dll not found" error!
What is Efi.dll?
Efi.dll - dll file called "Function Library" is a part of Mathcad program developed by Mathsoft Engineering & Education, Inc..
Some applications or games may need this file to work properly. If efi.dll is missing, whenever you start the application/game you may experience various kinds of errors. To fix those errors, please read the Recommended Solution below.
- File version: 11.0
- File size: 360.05 KB
- MD5 file sum: C3D2CE808C67F25AA63F8588B1A23231
- SHA1 file sum: 558CD158D1CB95C077445F8AE0B3E536A169BC24
Efi.dll Error Screenshot

Possible error messages regarding this file:
- efi.dll is missing
- efi.dll error loading
- efi.dll crash
- efi.dll was not found
- the procedure entry point efi.dll
- efi.dll could not be located
- efi.dll Access Violation
- Cannot find efi.dll
- Cannot register efi.dll
Recommended Solution to Fix Dll Error
To fix errors related with .DLL file you need to download efi.dll and copy it to the installation folder of the application or game, or copy it into the Windows system folder and it should fix the error. If you don’t know how to install this file, please read our tutorial about How to install DLL files.
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