This site is available in other language:

Choose the first letter of the dll-file you are looking for:

Download Diagnostic.dll and fix "dll not found" error!

You are running: Unknown

A suitable version of diagnostic.dll found in our database

Unknown is not your OS? Please select your OS below: special offer

Your OS:

To quickly resolve your problem, we recommend download and use diagnostic.dll Fix Tool. If you have technical experience and you want to install a DLL file manually, please select your version of Windows and download diagnostic.dll, after that copy it to the appropriate place using the instruction below, it will fix dll errors.

What is Diagnostic.dll ?

diagnostic.dll - dll file called "" is a part of Diagnostic Module program developed by Microsoft Corporation.

Some applications or games may need this file to work properly. If diagnostic.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: 10.0.18362.207

File size: 0.16 MB

MD5 file sum: ac8e3393468edcac1a24b0ef4ca628d0

SHA1 file sum: 6d446467b077e77dad6c21e3088223414da5abbe

Diagnostic.dll Error Screenshot

diagnostic.dll missing

Possible error messages regarding this file:

diagnostic.dll is missing

diagnostic.dll error loading

diagnostic.dll crash

diagnostic.dll was not found

the procedure entry point diagnostic.dll

diagnostic.dll could not be located

diagnostic.dll Access Violation

Cannot find diagnostic.dll

Cannot register diagnostic.dll

Recommended Solution to Fix Dll Error

To fix errors related with .DLL file you need to download diagnostic.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.


Version / BitsSizeMD5/SHA-1
326.3.9600.170310.12 MB
326.2.9200.163840.12 MB
326.1.7601.175140.13 MB

This page is available in other languages: Español | Deutsch | Nederlands | Português | Italiano | Français | suomi | Indonesian | Tiếng Việt | Norsk | Русский | Svenska | English

You can read more information about diagnostic.dll on

Had xlive.dll is missing error every time I startup Windows, downloaded and installed file from your website and the problem is gone.

Read more testimonials