How to Fix modemui.dll Missing Error – Step by Step

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How to Fix modemui.dll Missing Error (Solved)

How to Fix modemui.dll Missing Error (Solved)

What is modemui.dll?

The modemui.dll file is a Dynamic Link Library (DLL) in Windows operating systems. This particular DLL file is associated with the Microsoft Mobile Devices 6.0 software which allows mobile devices to communicate with your PC. When the modemui.dll file is missing or corrupted it can cause various issues with your system’s connectivity.

Why is modemui.dll missing?

The modemui.dll file may go missing due to several reasons such as accidental deletion during system cleanup malware infection that intentionally removes the file or incompatibility issues after a Windows update.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The modemui.dll file is part of the Microsoft Visual C++ Redistributable package. To resolve the issue you can reinstall the package using the following steps:

  1. Visit the official Microsoft website at this link.
  2. Download the appropriate Visual C++ Redistributable package for your system (x64 for 64-bit systems or x86 for 32-bit systems).
  3. Run the downloaded installer and follow the on-screen instructions to complete the installation.

Method 2: Run SFC /scannow command

System File Checker (SFC) is a built-in Windows utility that scans for and repairs corrupted system files. To run the SFC command follow these steps:

  1. Press “Win + X” keys and select “Command Prompt (Admin)” or “Windows PowerShell (Admin)”.
  2. Type `sfc /scannow` and press Enter.
  3. Follow the on-screen instructions to complete the scan which may take some time.

Method 3: Update System Drivers

Updating your system drivers can help resolve the modemui.dll error. Here’s how:

  1. Press “Win + X” keys and select “Device Manager”.
  2. Expand the “Network adapters” category.
  3. Right-click on your modem or network adapter then select “Update driver”.
  4. Choose “Search automatically for updated driver software” and follow the on-screen instructions to complete the update process.

Conclusion:

By following the methods outlined in this guide you should be able to resolve the modemui.dll missing error in your Windows system effectively.

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