How to Fix Windows.UI.dll Missing Error – Step by Step

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How to Fix Windows.UI.dll Missing Error (Solved)

How to Fix Windows.UI.dll Missing Error (Solved)

What is Windows.UI.dll?

Windows.UI.dll is a Dynamic Link Library (DLL) file that plays an essential role in the functioning of various applications on Windows operating systems particularly those related to Universal Windows Platform (UWP). This file helps bridge communication between different programs and system components.

Why is Windows.UI.dll missing?

The “Windows.UI.dll” error usually occurs due to one or more of the following reasons:

  • Malware Infection: Malicious software may accidentally delete corrupt or interfere with system files like Windows.UI.dll.
  • Accidental Deletion: Users might inadvertently remove the file during routine maintenance or while attempting to manage system files.

Step-by-Step Fixes

Method 1: Reinstall Visual C++ Redistributable

The Windows.UI.dll file is associated with Visual C++ Redistributable packages. To resolve the issue reinstall these packages using the following steps:

  1. Visit the official Microsoft Download Center at this link
  2. Download and install the Visual C++ Redistributable for your specific version of Windows.

Method 2: Run SFC /scannow command

Running the System File Checker (SFC) tool can help repair corrupted system files including the missing Windows.UI.dll:

  1. Press “Windows + X” to open the Power User Menu.
  2. Select “Command Prompt (Admin)” or “PowerShell (Admin).”
  3. In the command line type `sfc /scannow` and press Enter.

Method 3: Update System Drivers

Updating system drivers might also help resolve the Windows.UI.dll error:

  1. Press “Windows + X” to open the Power User Menu.
  2. Select “Device Manager.”
  3. Expand the affected device category (e.g. Display adapters Sound etc.).
  4. Right-click on the problematic driver and select “Update Driver” > “Search automatically for updated driver software.”

Conclusion

By following the above steps you should be able to resolve the Windows.UI.dll missing error on your Windows machine. Regularly updating your system and antivirus software can help prevent such issues in the future.

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