Troubleshooting LightyearVPN connection issues on Windows in 10 methods.

Cover Image for Troubleshooting LightyearVPN connection issues on Windows in 10 methods.
Last updated:

Sometimes there are some connection issues when using Lightyear VPN on Windows.It shows "Connected", but you couldn't browse the Internet or breakthrough the GFW. Google, Facebook and Twitter are not accessible at this point. It may be due to some problem with the network settings of Windows. The following 10 methods will help you troubleshoot potential problems.

LightyearVPN not workingLightyearVPN not working

1. Try different servers or different network modes

In LightyearVPN app's setting view, switch between different network modes. You can select "Bypass China mode" or "Global Mode". At the same time, try different servers. The servers with BGP label are recommended if you use it from China.

2. Try other browsers

Sometimes the proxy cannot connect because of the browser settings. Firefox needs to be manually switched to system proxy, which can be found in LightyearVPN's settings view. Chrome may be due to the interference of some browser extensions, such as AstarVPN, HolaVPN, Unblock Youku, SwitchyOmega, Greasemonkey and other extensions. You need to close these extensions. If IE and EDGE are not working as well, it may also be due to system network settings, which can be fixed in Network and Internet.

Regarding the problem of Google Chrome not being able to access the Internet, here is one more sentence. The plug-ins mentioned above take over Chrome’s proxy settings, so you need to cancel their proxy settings on Chrome. You can find it in Chrome's settings, and then disable it.

Google Chrome proxy settingsGoogle Chrome proxy settings

3. Impact of other VPN software

It may be that other VPN softwares have been installed on your computer before, and the network settings of the system have been changed. As a result, Lightyear VPN cannot normally proxy the system network. You can try to delete Astrill VPN, Shadowsocks client, or other VPN softwares. In the setting interface of Lightyear VPN, press the reset network button, and then restart the computer.

4. Start virtual network mode

You can try to enable the "Virtual Network Mode", 2.0.0 or later versions support this feature. After it's enabled, all TCP and UDP traffic on the computer will be forwarded to the virtual network mode on the computer. How to start the virtual network card, or if you encounter difficulties after it is enabled, please refer to Virtual Network Card Help Document.

5. 360, or Tencent Manager and other anti-virus software interference

These security software would block the network settings of LightyearVPN and interfere with VPN network. These include 360 ​​Security Guard, Tencent Guangjia, Master Lu, QQ Manager, and more. First make sure that LightyearVPN is not included in the blacklist of these softwares. If there is, please delete it first. Then try to close or delete these software, and try the network connection again.

360 Security Center Interference Over the Wall360 Security Center Interference Over the Wall

6. Problems with system network settings

It may be system network proxy problem. Exit LightyearVPN first. Open the control panel, open the Internet options, click the connection tab, and click LAN settings. Then set according to the settings below, cancel "Automatically detect settings", cancel "Use automatic configuration script", select "Use a proxy server for LAN", and fill in 127.0.0.1:1196. Finally, don't forget to press the OK and Apply buttons, so that it will take effect.

Proxy serverProxy server

7. Reset network

Try the "Reset Settings", "Reset Network" and "Reset DNS" buttons in LightyearVPN's settings view, and then restart your computer.

Lightyear VPN reset networkLightyear VPN reset network

8. Reinstall the latest version

Reinstall LightyearVPN. Delete LightyearVPN from the control panel, and then install the latest version. You can download it from the official website download VPN, or download it from a network disk.

9. NET FRAMEWORK version issue

If the .NET FRAMEWORK version is too low, you can try to upgrade .NET FRAMEWORK to the latest version. It is recommended to upgrade to 4.7.2 or above.

10. Restart the computer

You can try to reboot the computer.

11. Problems with Windows Defender Firewall

It may be due to a problem with the system firewall. Try to turn off Windows Defender Firewall and restart the computer.

12. When the dial-up connection name contains Chinese

When the dial-up Internet connection name contains Chinese characters, LightyearVPN cannot connect normally, just change the name to English.

13. DNS settings problem

Because your computer may use wrong DNS and it cannot resolve websites such as Google and Facebook, you need to modify or add 8.8.8.8 to your DNS server list. Specific operation

14. The computer time is incorrect

It may be that the computer's time is incorrect, so the client and server cannot communicate normally. Adjust the computer clock and try again.

At last

If you still can't connect to the Internet, please talk to the online customer service to find a solution.