Experience No Internet Access and getting One or more network protocols are missing on this computer “Windows sockets registry entries required for network connectivity are missing” error while Running the Network Adapter troubleshooter? Here some Applicable Solutions To fix :

“Windows sockets registry entries required for network connectivity are missing”
“One or more network protocols are missing on this computer”
“Could not add the requested feature”
“Network protocols missing error Windows 10“
“One or more network protocols are missing on this computer WiFi”

Network Protocols Are Missing Error

Some Times Users Report After Recent windows update, Or update Network Adapter driver. Internet / Network Connection get disconnected And Running The network Troubleshooter by right click on Network icon, results One or more network protocols are missing. Windows Sockets registry entries that are required for network connectivity. When these entries are missing” it triggers this error reported by Windows Network Diagnostics.

Update/Re-install Network Adapter Driver

As discussed mostly Network Related problem start due to Installed network adapter Driver ( outdated, Corrupted or may incompatible with current windows version ). So first Try to update or Re-install the driver by following below.

Update Driver

Open Device manager by press Win + R, type devmgmt.msc and hit the enter key. Here on installed driver list expend network adapter, Right click on installed adapter driver select update driver.  Select option Search automatically for updated driver software and follow on-screen instructions to check and install the latest driver version.

update network Adapter driver

Roll-Back Driver option

If you notice the problem started After Update, the network adapter driver then perform Rollback Driver option. Which revert the current driver to previously installed version. which may fix this network related problem.

To perform Roll-back driver option open device manager, expand network adapter and double click on the installed network adapter driver. Next move to driver tab click on it you will get the option Roll back driver click on. Select any reason why you are getting roll-back and follow on-screen instructions.

Roll-Back Driver option

Re-Install Driver

If update / Rollback Driver option does not work for you then simply visit device manufacturer website on the different computer and download the latest available network adapter, driver. Then open Device manager Expand network adapter right click on the installed driver and select uninstall And Restart windows.

On next start windows, install the network adapter driver automatically. Or you can open Device manager -> action -> scan and hardware change. This will install the basic network adapter driver. Then Right click on it select update driver – > browse my computer for software and set the driver path which you download from before. Follow on-screen instructions to install the driver and restart the computer.

Reset Network Components

After update / Reinstall network adapter driver still having the same problem and network troubleshooter results network protocol missing error. Then try to Re-install the TCP/IP protocol by following below.

To do this open command prompt as administrator, and perform command below to Reset or reinstall the TCP/IP protocol.

netsh int IP reset  

Reinstall the TCP/ IP protocol

If getting Resetting failed, Access is denied, Then open Windows registry by press win + R, Type Regedit and hit enter key. Then open the following path


Here right-click on 26 key and select Permissions option. When you click on permission this will open a new window. Select Everyone from the usernames list and check enable “Allow” checkbox given for “Full Control” permission. click apply and ok to save changes.

Full Control permission

Then again open the command prompt ( admin ) and type Full Control permission netsh int IP reset and hit enter key to Reinstall the TCP/IP protocol without any deny error.

Reinstall the TCP IP protocol command

Reset Winsock Catalog to a Clean State

After Reset, The TCP/IP protocol now perform below command to reset Winsock catalog to a clean state.

netsh winsock reset

netsh winsock reset command

Reconfigure Networking connection setting

Now try to Reconfigure the Network connection Settings to its default setting by performing bellow command.

ipconfig /release
ipconfig /renew
ipconfig /flushdns
ipconfig /registerdns

Reinstall the TCP/IP protocol

Press Windows Key and Press R. Type ncpa.cpl and Click OK. If you have wired connection or wireless, whatever is the active connection, right click on it and choose Properties.

Under This Component Uses the Following Items, click Install button. Click Protocol, then click the Add button. Click the Have Disk button. Under Copy Manufacturer’s files from box, type C:\windows\inf and click OK.

Reinstall TCP IP protocol

Under the Network Protocol list, click Internet Protocol (TCP/IP) and then click OK.

If you get the This program is blocked by group policy error, then there is one 
other registry entry to add to allow this install. open Windows registry and navigate
to HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\safer\codeidentifiers\0\Paths.
Right click on paths in the left pane and click Delete. Now repeat the above process
to reinstall TCP/IP.

Run System File Checker

Also, Make sure any corrupted missing system file not causing the issue by running the system file checker tool. Which scan and look for missing system files. If found any the SFC utility restore them from a compressed folder located on %WinDir%\System32\dllcache. 

And after performing all above steps Restart your computer and check it should fix the issue.

These are some most applicable solutions to fix Windows sockets registry entries required for network connectivity are missing, One or more network protocols are missing on this computer, Could not add the requested feature or Network protocols missing error on Windows 10 computer.

I hope to apply above solutions resolve the error for you. Still have any query, suggestion, or face any difficulty while apply above steps feel free to comment below. Also, read Digital Signature For This File Couldn’t Be Verified error code 0xc0000428.