An Error code 31 can be caused by any number of reasons that prevent the operating system (Windows) from loading the necessary drivers for a particular device. Basically, Microsoft Virtual Wifi Miniport Adapter is just a virtual device which virtualizes your network adapter; it is same as VMWare virtualizes different operating system.

You will receive the following error message:

This device is not working properly because Windows cannot load the drivers required for this device. (Code 31)

In other words, Microsoft Virtual Wifi Miniport Adapter is the drivers for Wireless Hosted Network that help in virtualization of a physical Wifi into more than one virtual Wifi (Virtual wireless adapter). Thankfully there are a number of methods through which this error code 31 can be resolved, so without wasting any time lets see how to actually fix this error with the below-listed troubleshooting steps.

Microsoft Virtual Wifi Miniport Adapter driver problem [SOLVED]

Make sure to  create a restore point  just in case something goes wrong.

Method 1: Disable Hosted Network

1. Press Windows Key + X then click Command Prompt (Admin).

2. Type the following command into cmd and hit Enter after each one:

netsh wlan stop hostednetwork
netsh wlan set hostednetwork mode=disallow

3. Reboot your PC and see if you’re able to Fix Microsoft Virtual Wifi Miniporct Adapter driver problem (Error code 31).

Method 2: Make sure Windows is up to date

1. Press Windows Key + I to open Settings then click on Update & Security.

2. From the left-hand side, menu clicks on Windows Update.

3. Now click on the “Check for updates” button to check for any available updates.

4. If any updates are pending, then click on Download & Install updates.

5. Once the updates are downloaded, install them, and your Windows will become up-to-date.

Method 3: Run the Hardware troubleshooter

1. Type “troubleshooting” in the Windows Search bar and click on Troubleshooting.

2. Next, click on Hardware and Sound.

3.Then from the list select Hardware and Devices.

4.Follow on-screen instructions to run the troubleshooter.

Method 4: Update Microsoft Virtual WiFi Miniport Adapter Drivers

Follow steps from here: http://www.wintips.org/fix-error-code-31-wan-miniport/

1. Press Windows Key + R then type devmgmt.msc and hit Enter to open Device Manager.

2. Expand Network Adapters then right-click on Microsoft Virtual WiFi Miniport Adapter and select Update Driver Software.

3. First, select “Search automatically for updated driver software” and let it update the drivers.

4. If the above step doesn’t fix the problem, then select “Browse my computer for driver software.

5. On the next screen, uncheck Show compatible hardware and then select Microsoft Virtual Wifi Miniport Adapter and click Next.

6. Select to anyway install the driver if asked.

7. Reboot your PC to save changes.

Method 5: Uninstall Wireless Network Adapter

1. Press Windows Key + R then type devmgmt.msc and hit Enter to open Device Manager.

2. Expand Network Adapters then right-click on your Wireless connection and select Uninstall.

3. If asked for confirmation, select Yes.

4. Reboot your PC and drivers will be automatically installed.

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That’s it you have successfully Fix Microsoft Virtual Wifi Miniport Adapter driver problem (Error code 31) if you still have any queries regarding this post feel free to ask them in the comment’s section.