When launching a game or multimedia application on Windows, encountering errors related to x3daudio1_7.dll or xinput1_3.dll can be frustrating. These DLL files are part of Microsoft DirectX and are essential for audio and controller functionality. If you see messages like “x3daudio1_7.dll was not found”, it means the required components are either missing, corrupted, or outdated.
In this guide, we will walk through detailed solutions to fix these issues, ensuring your system is optimized for smooth gaming and multimedia performance.
What is x3daudio1_7.dll?
The x3daudio1_7.dll file is a DirectX audio component used by many modern games and software. It is responsible for rendering three-dimensional audio effects that enhance the immersive experience in games. Without this file, audio engines may fail to initialize, resulting in error messages.
When Windows displays “x3daudio1_7.dll was not found”, it usually indicates either the file is missing from the System32 or SysWOW64 folder or that your DirectX installation is outdated.
What is xinput1_3.dll?
The xinput1_3.dll file is another crucial DirectX library, primarily responsible for controller inputs. Games that support Xbox controllers rely heavily on this DLL to function properly. If the file is corrupted or absent, you may experience controller detection problems or see the error message “xinput1_3.dll is missing” on startup.
Both DLLs are part of the DirectX runtime, which means updating or reinstalling DirectX usually resolves the problem.
Common Error Messages Related to x3daudio1_7.dll
When dealing with DLL issues, Windows can display different variations of error messages. Some common ones include:
x3daudio1_7.dll was not found
The program can’t start because x3daudio1_7.dll is missing from your computer
x3daudio1_7.dll is either not designed to run on Windows or contains an error
Error loading x3daudio1_7.dll
These errors often appear during game launches or multimedia playback, preventing users from accessing the software.
Causes of x3daudio1_7.dll and xinput1_3.dll Errors
Understanding why these errors occur is the first step to fixing them. Common causes include:
Outdated or missing DirectX installation – The most frequent cause.
Corrupted DLL files – Files may become damaged during updates or crashes.
Incorrect driver installation – Graphics and audio drivers rely on DirectX.
Accidental deletion – Users or third-party cleanup software may remove DLL files.
Game installation issues – Missing or corrupted files during setup.
How to Fix x3daudio1_7.dll Was Not Found Error
Resolving these issues requires step-by-step troubleshooting. Below are proven methods to restore functionality.
1. Update DirectX Runtime
The most reliable fix is to reinstall or update Microsoft DirectX.
Visit the official Microsoft DirectX download page.
Download and run the installer.
Restart your computer after installation.
This will restore any missing DLLs, including x3daudio1_7.dll and xinput1_3.dll.
2. Reinstall the Affected Game or Application
Sometimes the issue is limited to one program.
Uninstall the game or software that shows the error.
Reinstall it using official media or digital distribution platforms like Steam or Epic Games.
This ensures all necessary DLLs are correctly placed.
3. Update Device Drivers Automatically with Driver Talent
Outdated graphics or sound drivers often trigger DirectX-related DLL errors. Instead of manually checking for updates, using a reliable tool like Driver Talent is the best approach.
Driver Talent automatically scans your PC, detects outdated or missing drivers, and installs the correct versions with one click. It supports graphics drivers, sound cards, and all essential hardware components required by DirectX.
How to use Driver Talent:
Download and install Driver Talent.
Run a full system scan to detect driver issues.
Click “Update” to install the recommended drivers.
Restart your computer and relaunch your game.
This method not only fixes DLL errors but also boosts gaming performance and system stability.
4. Check for Windows Updates
Microsoft frequently releases patches that include DirectX updates.
Open Settings > Update & Security > Windows Update.
Click Check for updates and install available updates.
Conclusion
Errors like “x3daudio1_7.dll was not found” or “xinput1_3.dll missing” are common but easily fixable with the right steps. By updating DirectX, reinstalling affected applications, and ensuring drivers are up-to-date with Driver Talent, you can restore smooth gaming and multimedia performance.
Keeping your system optimized prevents similar errors and ensures a stable environment for demanding applications.
