Fix: Realtek Network Adapter not found after Windows 10 upgrade

Ivan Jenic
by Ivan Jenic
Troubleshooting Expert
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  • Connecting to the Internet is vital nowadays, so issues with the network adapter are quite serious.
  • Today we will teach you how to handle Realtek Network Adapter issues with ease.
  • Do you have any other network-related questions? We have the answers in our Network Hub.
  • If your PC giving you a hard time? Fix it now by following our guides in the Fix section.
Realtek network controller problems in Windows 10
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Windows 10 brought many improvements, but it’s not without its flaws, and most of the time, these flaws are related to a driver issue that makes certain hardware not work properly. Speaking of hardware issues, some users claim that Realtek network adapter wasn’t found after Windows 10 upgrade.

But first, here are some more solutions for this issue:

  • Realtek network controller not found in Device Manager – The upgrade process made the Realtek network controller disappear from the Device manager.
  • Realtek network controller was not found if Deep Sleep mode is enabled Windows 10 – The solution for this problem is obvious. Just disable the Deep Sleep mode.
  • Realtek network controller not working 

How do I solve problems with the Realtek Network Adapter?

Table of contents: 

  1. Uninstall and download the latest network driver
  2. Remove Cisco VPN client or any other unsupported VPN software
  3. Delete wireless profile
  4. Run the Troubleshooter
  5. Reset your router
  6. Check if the network is enabled
  7. Reset the network

1. Uninstall and download the latest network driver

To do this, you’ll need to use another device to download latest network drivers for your motherboard. After downloading the drivers transfer them to your Windows 10 computer and follow these steps:

  1. Press Windows Key + X on your keyboard and go to Device Manager.
  2. Search for Network adapter, and when you find it right click it and choose Uninstall.
  3. In the Uninstall window, choose Delete the driver software for this device.
  4. Follow the instructions on screen, and restart the computer when uninstall process is completed.
  5. After you’ve restarted your computer, go to Device Manager again and click Scan for hardware changes button.
  6. Doing this will reinstall the default network drivers.

In addition, you might want to try installing drivers in compatibility mode by doing this:

  1. Right-click the driver setup file.
  2. Choose Properties from the list.
  3. Click the Compatibility tab and check Run this program in compatibility mode and then choose Windows 7 from the list of operating systems.realtek network adapter windows 10 solution 2
  4. Click Apply then OK and run the file to install it.

Update drivers automatically

If you don’t want the hassle of searching for drivers on your own, you can use a tool that will do this for you automatically.

Of course, as you’re not able to connect to the internet at the moment, this tool won’t be useful. However, once you get online, it will help you to keep all your drivers up to date, so you won’t be in this situation anymore.

DriverFix will help you update drivers automatically and prevent PC damage caused by installing the wrong driver versions. After several tests, our team concluded that this is the best-automatized solution.

Here is a quick guide on how to use it:

  1. Download DriverFix
  2. Launch the program
  3. Wait for Driverfix to scan your PC
  4. Select  the Realtek drivers to fix them
  5. Wait while DriverFix deals with your drivers
  6. Restart your PC


Update and fix your Realtek network drivers and stop worrying about constant connectivity issues thanks to DriverFix.
Free trial Visit website

2. Remove Cisco VPN client or any other unsupported VPN software

Run a System Scan to discover potential errors

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Some VPN clients aren’t compatible with Windows 10, so before upgrading make sure that you uninstall them.

If you can remove them manually, but if you can’t just do the following:

  1. Right-click the Start button and select Command Prompt (Admin)
  2. Type netcfg –s n in Command Prompt and press Enter.
    • You’ll get list of networking protocols, services and drivers.
  3. Check the list for DNI_DNE. If you find it on the list, proceed to the next step.
  4. Type in the following:
    • reg delete HKCR\CLSID\{988248f3-a1ad-49bf-9170-676cbbc36ba3} /va /f and netcfg -v -u dni_dne irealtek network adapter windows 10 solution
  5. If you receive error 0x80004002, it means that the process wasn’t completed and that you need to do it manually.
  6. Close Command Prompt and press Windows Key + R and type regedit to open Registry Editor.
  7. In Registry Editor you need to find the key and delete the following key:
    • HKEY_CLASSES_ROOT\CLSID\{988248f3-a1ad-49bf-9170-676cbbc36ba3}

3, Delete your wirelessprofile

If your network connection gets corrupted, the best solution is to simply reset your wireless profile. To do that, simply delete your current wireless profile, and the new one will get created automatically.

Here’s how to delete the wireless profile:

  1. Go to Search, type cmd, and open Command Prompt as Administrator. 
  2. When Command Prompt stats type in the following command and press Enter:
    • netsh wlan delete profile name=”WirelessProfileName” 
    • Be sure to replace WirelessProfileName with the actual name of your wireless connection

4. Run the Troubleshooter

  1. Go to Settings.
  2. Head over to Updates & Security Troubleshoot. 
  3. Select Internet Connections, and go to Run the Troubleshooter. Realtek network controller was not found if Deep Sleep mode is enabled Windows 10
  4. Follow further on-screen instructions and let the process finish.
  5. Restart your computer.

5. Reset your router

The problem can be caused by improper router configuration, and of course, you can fix it by resetting your router. To do that, just press the reset button on your Realtek router, or open the router settings and select the reset option.

Before resetting your router you might want to save and export your configuration so you don’t have to enter it manually. For more information on how to reset your router or how to export your router’s configuration, be sure to check your router’s manual.

6. Check if the network is enabled

  1. Go to Search, type devicemngr, and open Device Manager.
  2. When Device Manager opens, locate your wireless adapter and double click it to open its properties.
  3. Go to Driver tab and look for Enable button.
    • If you don’t see the Enable button, it means that your device is enabled and working.

7. Reset the network

And the last thing we’re going to do is resetting the network. Here’s how to do that:

  1. Go to the Settings.
  2. Navigate to Network & Internet > Status.
  3. Scroll down and locate the Network reset option. This feature allows you to set your network component to default. You might need to reinstall certain network software afterward.Realtek network controller not found in Device Manager
  4. Go to Reset now, and click Yes.
  5. Wait until your PC restarts and then check if your Ethernet connection is available.

That’s about it. We certainly hope at least one of these solutions helped you resolve the problem with your Realtek router. If you have any comments, questions or suggestions, just let us know in the comments down below.

If you have any other Windows 10-related issues you can check for the solution in our Windows 10 Fix section.

Editor’s Note: This post was originally published in July 2018 and has been since revamped and updated in August 2020 for freshness, accuracy, and comprehensiveness.

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1 comment

Good tips for us! And I know a driver toolis also useful for Windows 10 computer to update drivers. Search Driver Talent in Google!

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