How to Fix wlanui.dll Missing Error (Solved)

What is wlanui.dll?

wlanui.dll, short for Windows Wireless Zero Configuration User Interface DLL, is a crucial Dynamic Link Library file in the Microsoft Windows operating system. This file helps manage and configure wireless network connections. It acts as an interface between your system and various wireless devices like routers, access points, etc.

Why is wlanui.dll missing?

The missing of wlanui.dll can occur due to several reasons such as accidental deletion during the cleaning process, malware infection that intentionally removes system files, or incompatibility issues caused by outdated software or operating system.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

One possible solution to the wlanui.dll missing error is by reinstalling the Visual C++ Redistributable package, which includes the necessary files for the wlanui.dll.

1. Go to Microsoft’s Visual C++ Redistributable download page, and download the appropriate version for your Windows OS.
2. Run the installer and follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

Running System File Checker (SFC) can help you repair missing or corrupted system files, including wlanui.dll. Here’s how:

1. Open Command Prompt as an Administrator.
2. Type `sfc /scannow` and press Enter.
3. Wait for the scan to complete. Afterward, your system will attempt to repair any detected issues automatically.

Method 3: Update System Drivers

Updating the network drivers can also help resolve the wlanui.dll missing error. You can update your drivers manually or use a third-party driver updater tool.

1. Press Windows key + X and select Device Manager from the menu.
2. Expand the Network adapters section, right-click on your wireless network adapter, and select Update Driver.
3. Choose Search automatically for updated driver software and follow the instructions to complete the update process.

Conclusion

By following one or more of the methods mentioned above, you can effectively fix the wlanui.dll missing error in your Windows system and restore wireless network connectivity.