D3d11.dll is a file that belongs to DirectX and is very important for running some games. D3d11.dll problems are known to occur with DirectX 10 and DirectX 11. When you get a d3d11.dll error, your game stops working properly and often crashes. Worse still, quite often the faulty dll file will cause your computer to crash and reboot along with the game. Luckily, there are several d3d11.dll fixes you can try.
Reinstall the game that causes the problem
In most cases the d3d11.dll errors happen because a game installation is corrupt. This is especially true for newly updated games and games that required a DirectX update. Sometimes the dll file becomes corrupt during the update, which causes the whole game to crash. Reinstalling it using an installation file from the game manufacturer usually fixes the problem. Here is what you need to do to reinstall the game and fix d3d11.dll:
- Go to the Control Panel and click on Programs
- Find the game, highlight it and click on Uninstall
- Wait for the game to be uninstalled
- Now run a registry cleaner to delete all leftover files and settings
- Reboot your PC
- Now download the game installation file from the manufacturer’s website and install it from scratch
This should fix d3d11.dll errors if an update or a corrupted file was responsible for it.
If the d3d11.dll errors are caused by a corrupted or missing dll file and reinstalling the application that needs it doesn’t help, the solution is to download the missing dll file from a trusted source. You can download d3d11.dll here. Simply download the file, unpack it and copy the dll file to the folder where the original d3d11.dll was located. If you get a message asking if you want to replace the file, click Yes.
Clean your system
If you are still getting d3d11.dll errors, you should give your system a thorough cleanup. Sometimes viruses and malware pretend to be legitimate dll files. That’s why you need to scan your PC with an update version of an anti-virus program and delete everything it finds. After that, give your registry a good cleanup to get rid of any clutter there.