d3dcompiler_47.dll is a file that is part of the Additional DirectX library that is necessary for the correct start of most games and software. When you try to open a program on the screen, a notification may appear that this object is absent in the system. This indicates that either the DirectX mentioned library is not installed in the OS, or there are other malfunctions in the computer. Today we would like to stay in detail on solving this problem, describing all the well-known methods that will help cope with this problem.
Method 1: Manual installation d3dcompiler_47.dll
The fastest and simple variant will be downloading the file and its independent movement to the system directory instead of the missing or damaged DLL.- Windows X86: C: \ Windows \ System32;
- Windows X64: C: \ Windows \ System32 and C: \ Windows \ syswow64.
When the error appears again, check the library as shown in the method 3.
Method 2: Installation DirectX
Windows 10 users together with the system automatically receive DirectX files, so do not need additional installation. We recommend to return to this method only after checking all the others. In this case, only reinstalling or installing the missing files, which you can read in another article on our website by clicking on the link below.
Read more: Reinstalling and adding the missing DIRECTX components in Windows 10
Holders of older versions of this OS, in particular Windows 7, must independently search and download the library under consideration if it has not been added to the system when installing software. This topic is also devoted to a separate material where you will find detailed DirectX update manuals.
Read more: How to update the DirectX libraries
Method 3: Handbook Library in OS
When installing the game or by the added system components, including d3dcompiler_47.dll, is recorded automatically. After that, Windows sees Windows normally and interacts. However, for some reason it does not always happen, because the user faces the need to manually register the object. The benefit is performed in several clicks.
- Open the "Start" and find the classic "Command Line" app there. Be sure to run it on behalf of the administrator.
- After an eye appears, enter manually or insert the REGSVR32 / U D3DCOMPILER_47.DLL command, and then press the ENTER key.
- A notification should be notified on the screen that the module is successfully loaded, but the input point is not found or the information on the registration of the component.
- After that, it remains only to activate the REGSVR32 / I D3DCOMPILER_47.DLL command to confirm the logging of the file in the system.
Before launching a problem game or software, it is recommended to restart the computer so that all changes will accurately come into force.
Method 4: Video Card Driver Update
From the previous way, you learned about the registration d3dcompiler_47.dll. If, when performing this action it turned out that this component is already successfully registered, but you still receive error messages, it is recommended to update the video card drivers. This software allows the hardware of the component and the operating system to interact correctly, it also includes an appeal to embedded libraries. When using outdated drivers, a wide variety of errors may occur, including those that are accompanied by notification of the absence of DLL files. All the necessary information on the display of the edde of the graphics adapter drivers read in the materials below.
Read more: Updating AMD Radeon / Nvidia Video Card Drivers
Method 5: Installing Windows Updates
Window updates are often directed not only to improving security, but also to correct known problems. It is very important to always establish innovations that during the interaction with the system there were no errors, including with the lack of certain DLL files. In Windows 10, check the availability of updates can be literally a few clicks:
- Open the "Start" and go to the "Parameters" menu by clicking on the corresponding gear icon.
- In the window that appears, go down to the bottom where, find the category "Update and Security".
- Through the panel on the left, select "Windows Update Center" and click on the "Check Updates" button.
All other actions are performed in automatic mode, and you mainly do not interrupt the connection to the Internet. Upon completion, you will receive a message that innovations will take effect after the PC is rebooting. If you have errors or various kinds of malfunction when you try to install updates, please contact a separate material further.
Read more:
Install updates for Windows 10 manually
Troubleshooting Windows Update Problems
Windows 7 users will need to perform some other actions. For the normal functioning of the library in question, the update under the code name KB4019990 is responsible. It may not be automatically installed, so you will have to add it manually, which is performed as follows:
Microsoft Update Catalog
- Follow the link above to get to the Microsoft Update Page. In the search field, enter "KB4019990" and press the ENTER key.
- In the table that appears, you are interested in two rows for Windows 7. The 32-bit version holders need to click on the first link, and for the 64-bit one.
- A small pop-up window will open, notifying the readiness of the file to download. Click on the link that appears.
- Starting the utility will begin. At the end, run it by clicking on the icon with the left mouse button.
- The "Autonomous Windows Update Installer" opens. When he finishes his work, it will only stay to restart the PC so that all changes come into force.
Method 6: Checking the integrity of system files
As we said, the above methods must be performed in order because they are placed in the ratio of efficiency. Damage to the integrity of system files very rarely leads to problems with D3DCompiler_47.dll, but there are still such cases. Therefore, we advise you to check this using the built-in Windows tool, which runs through the SFC / SCANNOW command and scans absolutely all OS components. If some error appears during the inspection, you will have to use an additional tool that is also included in the standard Windows composition. Detailed instructions on these topics can be found in a separate article on our website.
Read more: Using and restoring the integrity of system files in Windows
These were all available solutions to the problem with the D3DCompiler_47.dll library. They should help cope with this task quickly and simple. However, it should be noted that sometimes the error appears only when you start some particular program or game. Then it is recommended to reinstall it, download another version or apply to official support on the developers website.