How to Fix AppVStreamingUX.dll Missing Error (Solved)

The ‘AppVStreamingUX.dll’ error in Windows is a common issue that arises due to the absence of this Dynamic Link Library (DLL) file, which is essential for certain applications to run smoothly. This guide aims to help you understand the cause and provide solutions to resolve the AppVStreamingUX.dll missing error.

What is AppVStreamingUX.dll?

AppVStreamingUX.dll is a Dynamic Link Library file that plays a crucial role in Windows applications. It helps manage and stream application packages, enabling seamless access to various programs installed on your system.

Why is AppVStreamingUX.dll missing?

The most common reasons for the ‘AppVStreamingUX.dll’ file being missing include: malware or virus infection, accidental deletion during system maintenance, or incompatibility issues after a Windows update.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The AppVStreamingUX.dll file is associated with Microsoft Visual C++ Redistributable. To fix the missing error, you can reinstall this package.

• Visit the official Microsoft Download Center (Link).
• Select the appropriate version for your Windows OS (32 or 64 bit) and download the Visual C++ Redistributable package.
• Run the downloaded installer file, and follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

The System File Checker (SFC) tool scans your system for missing or corrupted files and attempts to fix them. To run the SFC command:

• Press ‘Win + X’ keys, select ‘Command Prompt (Admin)’ from the menu.
• Type the following command and press Enter: sfc /scannow
• Wait for the process to finish. Restart your computer if prompted.

Method 3: Update System Drivers

Outdated drivers can cause compatibility issues with system files like AppVStreamingUX.dll. To update your system drivers:

• Press ‘Win + X’ keys, select ‘Device Manager’ from the menu.
• Find and expand the category containing the device for which you want to update the driver.
• Right-click on the device and select ‘Update Driver’.
• Choose ‘Search automatically for updated driver software’ and follow the instructions to complete the update process.

Conclusion:

The AppVStreamingUX.dll missing error can be frustrating, but with the help of this guide, you should now have a better understanding of its causes and solutions. Follow the step-by-step fixes to resolve the issue and enjoy smooth application functioning again.