How to Fix Windows.UI.XamlHost.dll Missing Error (Solved)
What is Windows.UI.XamlHost.dll?
Windows.UI.XamlHost.dll is a Dynamic Link Library (DLL) file that plays an essential role in the functioning of Universal Windows Platform (UWP) apps on Windows 10. It provides the bridge between UWP XAML and Win32 applications allowing them to interact seamlessly.
Why is Windows.UI.XamlHost.dll missing?
The missing of Windows.UI.XamlHost.dll can occur due to several reasons such as malware infection that may delete system files accidental deletion while cleaning up the system or corrupted system files caused by an improper shutdown or system update.
Step-by-Step Fixes:
Method 1: Reinstall Visual C++ Redistributable
- Download the latest version of Visual C++ Redistributable from Microsoft’s official website.
- Run the downloaded installer as an administrator and follow the on-screen instructions to complete the installation process.
- Restart your computer for the changes to take effect.
Method 2: Run SFC /scannow command
Running the System File Checker (SFC) with the /scannow parameter can help repair missing or corrupted system files:
- Press Windows key + X and select Command Prompt (Admin) or PowerShell (Admin).
- Type the following command and press Enter:
sfc /scannow - Wait for the process to complete. It may take a while.
- Restart your computer and check if the issue is resolved.
Method 3: Update System Drivers
Outdated drivers can cause various system errors. Updating them might help:
- Press Windows key + X and select Device Manager.
- Find the problematic device right-click on it and select Update Driver.
- Choose “Search automatically for drivers.”
- Follow the on-screen instructions to complete the driver update process.
Conclusion
By following these step-by-step fixes you should be able to resolve the Windows.UI.XamlHost.dll missing error on your Windows 10 system. If the issue persists consider seeking professional help from a certified technician.