Some Windows 10 users are complaining about an internet connectivity issue on their computer. According to them, the internet connection is not working on their system and they are noticing “IPv6 Connectivity: No network access” error in the network properties. In case, if you are facing the same issue on your computer, follow the fixes of this article and the problem will be solved in no time. But, you should try these workarounds first to test some simpler solutions for this problem-
1. Reboot your computer and check if it works or not.
2. Disable Firewall and Antivirus on your computer temporarily and check if helps.
Otherwise, go for these solutions-
Fix-1 Reset IPv6 and Winsock-
To reset IPv6 and winsock on your computer, follow these steps-
1. Press Windows key+R to launch Run window on your computer. Now, type “cmd” and press Ctrl+Shift+Enter to launch Command Prompt window with administrative rights. Click on “Yes” to permit the User Account Control.
2. In Command Prompt window, copy and paste all of these commands one by one and then hit Enter after each of the commands to execute them sequentially on your computer.
ipconfig /flushdns nbtstat –r netsh int ip reset netsh winsock reset netsh winsock reset catalog netsh int ipv6 reset reset.log
Once done, reboot your computer to save the changes. After rebooting, check if you are still facing ‘IPv6 Connectivity: No network access‘ on your computer.
Fix-2 Uncheck IPv6 settings-
1. Press Windows key+R to launch Run window on your computer. In Run window, type “ncpa.cpl” and then hit Enter.
2. In the Network Connections window, right click on the network adapter you are using and then click on “Properties“.
3. In WiFi Properties window, uncheck the option “Internet Protocol Version 6 (TCP/IPv6)” and then click on “OK“.
Restart your computer to save the changes.
After rebooting your computer, check if you can connect to network from your computer.
Fix-3 Update the network driver-
1. Press Windows key+ R to open Run. Now, type “devmgmt.msc” and hit Enter. Device Manager utility will open.
2. In the Device Manager window, find “Network Adapters” from the list, click on it to expand it. Now, from the drop-down select the driver which you are using . Right click on it and click on “Update driver“.
3. You will be asked “How do you want search for the drivers?“. Choose the option “Search automatically for updated driver software“.
Wait till Windows searches for compatible driver for your network driver, downloads it and installs it. Close Device Manger window.
Reboot your computer.
After rebooting your computer, your problem should be solved.
Fix-4 IP helper service-
Automating IP helper service on your computer may solve this issue on your computer.
1. Press Windows key+R to launch Run on your computer. In Run window, type “services.msc” and then hit Enter. Services window will be opened.
2. In Services window, scroll down to find “IP helper” service in the list of services. Double click on it.
3. In IP Helper Properties window, click on ‘Startup type‘ and choose “Automatic“.
4. Check if ‘Startup Status‘ is “Running“, otherwise, click on “Start” to start the service.
5. Finally, click on “Apply” and “OK” to save the changes on your computer.
Close IP Helper Properties on your computer.
Reboot your computer to save the changes. After rebooting, you should be able to connect to the internet again. Your problem should be solved.
Sambit is a Mechanical Engineer By qualification who loves to write about Windows 10 and solutions to weirdest possible problems.