Quick Summary
The 'Microsoft-Windows-WLAN' error code on Windows can be frustrating! Don't worry, we're here to help you resolve the issue. This error typically occurs when there's a problem with the wireless networking component, preventing Windows from properly managing or connecting to wireless networks. The good news is that we can identify and address the root cause with a few simple steps.
Common Causes
- Outdated, Corrupt, or Incompatible Network Drivers: Older, corrupt, or incompatible network drivers can cause issues with wireless connections.
- Network Configuration Issues: Misconfigured network settings or conflicts with other network devices can disrupt wireless networking.
- System File Corruption: Corruption in system files can affect the Windows WLAN component and lead to error messages.
Step-by-Step Fixes
Method 1: Update Network Drivers Show Steps ↓
First, ensure your network drivers are up to date. To do this:
- Go to the Device Manager by pressing Win + X and selecting Device Manager.
- Expand the Network Adapters section.
- Right-click on your wireless network adapter and select Update driver.
- Choose Search automatically for updated driver software and follow the prompts.
- If the latest driver is not available through Windows Update, you can also download the latest driver from the manufacturer's website and follow their installation instructions.
- Alternatively, you can uninstall and reinstall the driver by right-clicking on the wireless network adapter, selecting Uninstall device, and then restarting your computer to automatically reinstall the driver.
After updating, restarting, or reinstalling the driver, restart your computer and check if the error persists.
Method 2: Check the WLAN AutoConfig Service Show Steps ↓
To ensure the WLAN AutoConfig service is running and set to Automatic:
- Press Win + R to open the Run dialog box.
- Type services.msc and press Enter.
- Find the WLAN AutoConfig service and check its status.
- If the service is not running, right-click on it and select Start.
- Set the startup type to Automatic by right-clicking on the service, selecting Properties, and choosing Automatic from the Startup type dropdown menu.
Restart your computer and check if the error persists.
Method 3: Disable and Re-enable the Wireless Adapter Show Steps ↓
To disable and re-enable the wireless adapter:
- Go to the Device Manager by pressing Win + X and selecting Device Manager.
- Expand the Network Adapters section.
- Right-click on your wireless network adapter and select Disable device.
- Wait for 10 seconds and then right-click on the adapter again and select Enable device.
Restart your computer and check if the error persists.
Method 4: Check for Wireless Interference Show Steps ↓
To minimize wireless interference:
- Move your router to a central location to improve signal strength.
- Change the Wi-Fi channel on your router to one that is less crowded.
- Reduce the number of devices connected to your network.
- Avoid physical obstructions between your device and the router.
Restart your computer and check if the error persists.
Method 5: Reset Network Settings Show Steps ↓
To reset network settings to their default values:
- Go to Settings by pressing Win + I.
- Click on Network & Internet.
- Select Status from the left menu.
- Scroll down and click on Network reset at the bottom of the page.
- Click Reset now and confirm your choice.
- Warning: This will remove saved Wi-Fi passwords.
Restart your computer and check if the error persists.
Method 6: Run System File Checker Show Steps ↓
To check and fix system file corruption:
- Open the Command Prompt as an administrator by right-clicking the Start button and selecting Command Prompt (Admin).
- Type the command sfc /scannow and press Enter.
- Let the process complete; it will automatically scan and replace any corrupted system files.
After the process is complete, restart your computer and check if the error persists.