WLAN Extensibility Module Has Encountered a Stop: A Fix Guide

Network Solved issue

Question asked by:

Zara T.

Issue:

WLAN Extensibility Module Issue

Hi, I've been encountering an error saying "WLAN Extensibility Module has stopped unexpectedly". Can you help me out?
Appreciate the help, thanks!
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Though a WLAN1 Extensibility Module error can be quite frustrating as an unplanned roadblock, knowing its causes is your first step toward solving it.
In this guide, we will look at simple and advanced methods to fix the “WLAN Extensibility Module has encountered a stop” error for easy browsing.

Understanding This Error & Why It Happens

This error often pops up due to various reasons, such as:

Physical damage to your WLAN adapter: A damaged wireless network adapter interrupts your device’s connection to the internet, leaving you unable to access online resources.

Wrong/outdated drivers: Outdated or corrupt drivers hinder the smooth interaction between your computer and its hardware, leading to connectivity issues. It’s important to ensure drivers are current and functioning correctly.

Registry issues: The Windows Registry2 is a critical component of your system, storing configurations and settings. Errors or disorganized entries in the registry, often due to incorrect software installation or removal, can disrupt your computer’s performance.

Abrupt shutdowns: Improper shutdowns of your computer can cause data loss or system errors by abruptly ending processes. It’s crucial to shut down your computer correctly to avoid these issues.

Viruses or malware: all sorts of malware can use your network in numerous ways, including affecting its functioning.

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WLAN Extensibility Module has stopped

What Does This WLAN Error Look Like?

It’s pretty straightforward, and you’ll know you have this problem when the message pops up saying, “WLAN Extensibility Module has stopped unexpectedly”. It can present itself out of nowhere and usually causes wireless disconnection or poor performance.

When you get this error, some other issues might appear with your Wifi as well, such as: laptop not connecting to hotspot, or laptop not connecting to wifi, as well as invalid IP configurations.

WLAN Extensibility Module has stopped unexpectedly

Simple Solutions for Beginners to Resolve a
Stop Error in WLAN Extensibility Module (Time it takes: ~10-18 mins)

Before we dive deep, here are some easy solutions that might just do the trick.

TOP quick solution for those who want to save time and money: Fix your WLAN issues automatically with iolo System Mechanic (download here & run a PC-scan).

#1: Restart the WLAN AutoConfig Service 

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Sometimes, all you need to fix the error is a fresh reboot. Reboot Your Wireless Network: It’s the classic ‘turn it off and on again’ – often surprisingly effective.

  • Press ‘Win + R’, type services.msc, and hit ‘Enter’. This opens the “Services” window.
Type services.msc
  • Scroll down to find “WLAN AutoConfig”. Right-click it and choose “Properties”.
  • If the service is running, select “Stop”, stop for a while, and then choose “Start”. If it is not running, just restart the same. This very often can get your WLAN module going once again.

#2: Reboot Your Wireless Network

Disable and Re-enable the Network:

  • Launch “Control Panel’, click and select ‘Network and Sharing Center’.
  • Go to “Change adapter settings”, right click on your Wi-Fi network and select “Disable”. It is like putting your Wi-Fi to sleep and waking it right back up!

#3: Updating WLAN Card and Router Drivers

Keeping things up-to-date can prevent a whole host of issues and possibly fix your WLAN error as well.

  • Press ‘Win + X’ and click “Device Manager”. Expand the “Network adapters” section.
  • Right-click on your WLAN adapter and select “Update driver”. Choose “Search automatically for drivers”. Windows will search for and install any available updates.

#4: Run a System Check with ‘SFC’

Let Windows scan for and fix any lurking issues automatically.

  • Press ‘Win + X’ and select “Command Prompt (Admin)”.
Windows + X then Command Prompt (Admin)
  • Type sfc /scan now and press ‘Enter’. This process will check for corrupted system files and attempt to repair them.
Type sfc scannow

#5: Performing a Network Reset

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  • Press ‘Win + I’ to open “Settings”, and navigate to “Network & Internet”.
  • Scroll down and find “Network reset”. Click it and follow the prompts. This will reinstall network devices and set everything back to default settings.
Click Network reset

5 Advanced Solutions to Fix
“WLAN Extensibility Module Has Stopped Error” (Time it takes: ~15-20 mins)

If the basic steps don’t fix the issue, you can try more advanced troubleshooting methods.

#1: Manually Reinstalling Network Adapter Drivers

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  • Press ‘Win + X’ and click “Device Manager”.
  • Find your network adapter under “Network adapters”, right-click it, and select “Uninstall device”.
Uninstall WIFI Device
  • After uninstalling, restart your PC. Windows will automatically attempt to reinstall the driver.

#2: Editing the Windows Registry

  • Press ‘Win + R’, type “regedit”, and hit ‘Enter.’
Type regedit

Navigate with Precision: Here’s where things get tricky. The registry is complex, so follow a reliable guide or specific instructions related to WLAN issues. Remember, incorrect changes here can have significant effects, so tread carefully.

Explore registry repairs
  • Backup First: Always make a registry backup before making changes. In the Registry Editor menu, click on “File” > “Export” and save the backup.
Backup Registry
  • Now, go to this path: HKEY_LOCAL_MACHINE/ SYSTEM/CurrentControlSet/Control/Class/
  • Look for the “IHVExtensions” key folder and delete it with all its subkeys.
IHVExtensions in Registry Editor
  • Close the “Registry Editor” and then restart your PC.

#3: Make Power Management Adjustments for Network Adapter

  • Device Manager, Our Trusted Companion: Open “Device Manager” and locate your network adapter.
  • Tweak Power Settings: Right-click the adapter, choose “Properties”, and go to the “Power Management” tab. Uncheck the option that allows the computer to turn off the device to save power.
Uncheck Allow the computer to turn off this device to save power

#4: Use Windows Network Troubleshooter

  • Press Win + I and go to “Update & Security”.
  • Run the Troubleshooter: Select “Troubleshoot > Additional troubleshooters”.
Additional troubleshooters
  • Choose “Internet Connections” then “Run the troubleshooter”.
Select Internet Connections then Run Troubleshooter

#5: Boot Into Safe Mode With Networking

Restart the PC and hit F8 before the Windows logo is displayed. Choose “Safe Mode with Networking”. This mode boots Windows with a reduced set of drivers and can help identify problems.

  • Connect to your network in “Safe Mode”. If the WLAN starts to work normally, then the problem may be software conflicts in normal mode.

Final Words

That’s all the solutions we have for now. And we hope that you successfully managed to fix the WLAN Extensibility Module error.

If by any chance you’re still experiencing issues — we recommend downloading and running a scan with iolo. It will fix most of your PC issues automatically.

Good luck!

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If your crashed WLAN Extensibility Module error is still not fixed — feel free to reach out to us via email and share your problem.

  1. What’s a WLAN? — via Cisco.com []
  2. Windows Registry Explained — via Wikipedia.org []
Other Guides That May Be Useful:
About the author
Iggy Shells
Iggy Shells - IT & PC repair expert

Iggy is the founder of WindowsGuided.com. He’s been involved in custom IT and security solutions for more than a decade.

Now he and his team are sharing their knowledge with the world by helping casual users solve a myriad of different computer issues, system errors, and virus/malware infections.