What is dxdiagn.dll

Edit: I have the latest drivers for my video card. This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread.

I have the same question Report abuse. Details required :. Cancel Submit. Ryan Mon1 Microsoft Agent. Hi Andrew, We have a tool that we can use on how to repair your concern. Let us know if you need further assistance. How satisfied are you with this reply? The application has failed to start because dxdiagn.

The file dxdiagn. This application failed to start because dxdiagn. Re-installing the application may fix this problem. How to Fix dxdiagn. Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

In the search results, find and click System Restore. Follow the steps in the System Restore Wizard to choose a relevant restore point. Restore your computer to that backup image. If the Step 1 fails to resolve the dxdiagn.

You'll be prompted with a permission dialog box. In the box, click " YES ". You should have a black screen with a blinking cursor. SFC will begin scanning for dxdiagn. Follow any on-screen commands to complete the process. Please be aware that this scan might take a while, so please be patient while it is working. If this Step 2 fails as well, please proceed to the Step 3 below. In the Windows Update dialog box, click " Check for Updates " or similar button depending on your Windows version If updates are available for download, click " Install Updates ".

After the update is completed, restart your PC. You can download the newest version of DirectX here. Replacing the dxdiagn. You can do this very easily by following the guide below:.

This will replace the dxdiagn. However, if this does not solve the error, you may wish to try using Steps 3 and 4 below:. Antivirus programs are software tools which scan through your PC and remove any of the viruses or malware infections that are on your system. Is your computer running slow?

Do you experiencing some suspicious behaviour in your computer? We recommends make free computer scan with our free award-winning tool. Reviews of all dxdiagn.