One of the most annoying network protocol errors is that one or more network protocols are missing on this computer Ethernet. If you encounter the issue, you can read this post from MiniTool to find some feasible and useful methods to fix it.

It’s annoying to encounter the “one or more network protocols are missing on this computer fix”. Now, follow the fixes below to get rid of the error.

Fix 1: Check Network and Restart Your Router

As the “Windows 10 missing network protocols” error is related to your network, you should check the network cables and routers at first. You need to make sure that the cables are in the right place. If you are using Wi-Fi, you can restart your router. If this doesn’t work, move to the next solutions.

Fix 2: Disable Antivirus Temporarily

Some antivirus programs use their certificates to create a layer between the browser and the network and it can cause problems. Therefore, you can try temporarily disabling the antivirus software to fix the “one or more network protocols are missing on this computer Windows 10 Ethernet” error. Here. I take Windows Defender as an example.

Step 1: Type Settings in the Search box to open the Settings application.

Step 2: Choose Update & Security and navigate to Windows Security. Then, click Open Windows Security.

click Open Windows Security

Step 3: Click Virus & threat protection. Then, click the Windows Defender Antivirus option part. Finally, turn off the periodic scanning.

Then, check to see if the “one or more network protocols are missing on this computer Ethernet” issue has been fixed. If not, try the next method.

Also see: Is Antivirus Necessary for Windows 10/8/7? Get the Answer Now!

Fix 3: Restore Network Components

You can also try resetting network protocols to their default settings to fix the “Windows 10 missing network protocols” issue. To reset it, follow the instructions below.

Step 1: Type command prompt in the Search bar and right-click it to choose Run as administrator to open Command Prompt.

Step 2: Now, type the following commands and press Enter after each one.


netsh winsock reset

Step 3: Then, exit Command Prompt and check if the network protocol error has gone.

Fix 4: Disable NetBIOS

Then, you can try to disable NetBIOS to fix the “one or more network protocols are missing on this computer” issue. Here is how to do that:

Step 1: Open Control Panel and click the Network and Sharing Center part.

Step 2: You will see your Internet access type and connection and you need to click it.

Step 3: Then, click Properties. In the Networking tab, find Internet Protocol Version 4 (TCP/IPv4). Click it and click Properties.

Step 4: In the window, click Advanced. Then, click the WINS tab and select Disable NetBIOS over TCP/IP. Click OK to save these changes and check if the network protocol error is solved.

select Disable NetBIOS over TCP/IP

Fix 5: Import Winsock Keys

The last method for you is to import Winsock keys. The steps are as follow:

Step 1: Open Registry Editor. Go to the following path:


Step 2: Expand the Services catalog to find Winsock and Winsock 2, and right-click it to export one by one.

Step 3: Name the registry files and locate where you want to save them. Then, copy or move them onto your USB drive.

Step 4: Then, uninstall the network driver and open Registry Editor again. Now, find Winsock and Winsock2. Right-click both and select Delete. Restart your computer when finished.

Step 5: At last, go to the HKEY_LOCAL_MACHINE/System/CurrentControlSet/Services/ location and import the keys stored on your USB drive into this location, and then close Registry Editor. Now, the network protocol error should be fixed.

Final Words

Here is all the information on how to fix the “network protocol error” error. If you meet the same error, you can try the methods mentioned above. Your issue can be fixed by one of them.

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