When you try to run a game like Assassin’s Creed Valhalla, you get the following error message:
“The program can’t start because d3d12.dll is missing from your computer. Try reinstalling the program to fix this problem.”
That must be very frustrating. To fix the d3d12.dll missing issue, you can try the following possible solutions.
Method 1: Check the system requirements for the game
The d3d12.dll is part of DirectX 12, which is included with Windows 10 or higher Windows versions. If you want to run a game that requires DirectX 12, you’ll need to install Windows 10 or a higher Windows version. If not, you can’t run the game successfully and probably get the d3d12.dll error message.
When you get the d3d12.dll error message, the first thing you can do is to check the system requirements for the game that will tell you if the game requires DirectX 12.
Open your favorite browser then search with the keyword combination “game + system requirements”, for example, “Elden Ring system requirements”, then you’ll find the system requirements for the game easily.
If the game requires DirectX 12, you need to have Windows 10 or higher installed. If your system meet the requirements, try Method 2 to fix the d3d12.dll missing error. If not, you may want to upgrade your system so you can play the game.
Method 2: Check for Windows Update
Since the d3d12.dll is part of DirectX 12, reinstalling or updating DirectX 12 may help fix the d3d12.dll missing error. But note that there is no stand-alone package for downloading and installing DirectX 12. The updates of DirectX 12 are only available through Windows Update.
To reinstall or update DirectX 12, you can check for Windows Update and install the latest Windows Update. To do so:
1) On your keyboard, press Win+I (the Windows logo key and the I key) to open the Settings window.
2) Select Update & Security.
3) Select Windows Update on the left side and click Check for updates. Then Windows will install the latest updates on your computer.
4) Restart your computer and check to see if the d3d12.dll missing error still occurs.
If the error still occurs, you can try downloading and installing the d3d12.dll file to fix the error. See Method 3.
Method 3: Download and install the d3d12.dll file
To fix the d3d12.dll missing error, you can try installing the d3d12.dll file.
You can download the d3d12.dll file manually and then put the file back to the location where it should be installed to. To download the file freely, you can go to dll-files.com.
After installing the file, restart your computer and check to see if you can run the game without the d3d12.dll missing error. If not, try Method 4.
Method 4: Reinstall the game
The last resort to fix the d3d12.dll missing error is to reinstall the game. Firstly, uninstall the game, then download and install the game again. After that, restart your computer and check to see if the error is fixed.
Hopefully you can fix the d3d12.dll missing error with the above methods. If you have any questions, feel free to drop a comment below. I’ll get back to you ASAP.