How to fix missing network protocols on Windows
By Rene | 04/Dec/2023
Many of Windows users will meet the situation that one or more network protocols are missing on this computer after they update their Windows OS, which can also be a huge pain to these computer users. If a error message with the quote that “One or more network protocols are missing on this computer. Windows Network Diagnostics is unable to repair the problem” may also happen to you, you can try the following methods to fix the missing network protocols on Windows, here we will take Windows 10 as an example.
Method 1. Restart Network Adapter to Fix Missing Network Protocols on Windows
If you meet the situation that missing network protocols in Windows 10, restarting your wireless adapter is your first thing.
Step 1. Press Windows key + R altogether to bring up the Run dialog box
Step 2. Type ncpa.pl in the Run box and click OK
Step 3. Right-click on your network adapter and select Disable
Step 4. Right-click on your network adapter again, and then choose Enable
Check whether the network protocols are missing in Windows 10 error has gone.
Method 2. Disable IPv6 to Fix missing network protocols on Windows
Disabling IPv6 is another useful solution to fix the “one or more network protocols are missing on this computer” error. Follow these steps:
Step1. Press Windows key + R simultaneously to open Run box
Step 2. Input ncpa.cpl then hit Enter
Step 3. Right-click network adapter, then select Properties
Step 4. Uncheck the Internet Protocol Version 6 (TCP/IPv6) check box, then click OK
After you’ve finished steps above, you’ve disabled IPv6 successfully.
Method 3. Reset Winsock to Fix missing network protocols on Windows
The corrupt Winsock could impact the missing network protocols after Windows 10 upgrade. It is necessary for you to reset Winsock to solve it.
Step 1. Press Windows key + X at the same time
Step 2. Select Command Prompt (Admin) from the pop-up menu
Step 3. In the Command Prompt window, type netsh winsock reset and hit Enter
Step 4. Reboot your computer once you see the sentence “Successfully reset the Winsock Catalog”
Method 4. Disable Proxy to Fix missing network protocols on Windows
If you ever enable the proxy settings, the missing network protocols will happen in Windows. In order to disable the proxy, you need to take the following steps:
Step 1. Select the Windows icon in the taskbar, choose Settings from the list
Step 2. Tap Network & Internet
Step 3. Tap Proxy. The list of available proxy settings will show up
Step 4. In the Manual proxy setup section, switch the button to the Off position
What`s more, the third party advanced systemcare pro key that can repair your network and Update Wireless Adapter Driver can also be your option. Most of them can also be your pc optimizer such as privacy protection and cleaner. If you have other useful tip to fix missing network protocols on Windows, you can share with us.