How To Fix ERR_TUNNEL_CONNECTION_FAILED Error on Windows 10

Troubleshooting Guide: Resolving ERR_TUNNEL_CONNECTION_FAILED Error on Windows 10

If you’re using Google Chrome on Windows 10 and come across the ERR_TUNNEL_CONNECTION_FAILED error, don’t panic. This error typically occurs when there are issues with your internet connection or network settings. Fortunately, there are several troubleshooting steps you can take to resolve this error and get back to browsing the web smoothly.

Check your internet connection

Table Of Contents

The first step in resolving the ERR_TUNNEL_CONNECTION_FAILED error is to make sure you have a stable internet connection. Check if other devices in your network can connect to the internet without any issues. If your internet connection is unstable or not working at all, try resetting your modem or contacting your internet service provider for assistance.

Disable VPN or proxy settings

If you have a VPN or proxy configured on your Windows 10 system, it could be causing conflicts with your network settings and generating the ERR_TUNNEL_CONNECTION_FAILED error. Try disabling your VPN or proxy temporarily and check if the error persists. If the error is resolved, consider reconfiguring your VPN or proxy settings to ensure compatibility with your network.

Clear your browsing data

Your browsing data, such as cookies and cache, can accumulate over time and cause issues with your browser’s functionality. To fix the ERR_TUNNEL_CONNECTION_FAILED error, you can try clearing your browsing data. Open Google Chrome, click on the three dots in the top-right corner, go to “More tools,” and select “Clear browsing data.” Make sure to select the appropriate time range and check all the relevant options, then click “Clear data.”

Disable firewall

In some cases, your firewall settings may be blocking the proper connection to the website, resulting in the ERR_TUNNEL_CONNECTION_FAILED error. Temporarily disabling your firewall can help identify if it’s causing the issue. Open the Windows Defender Security Center, go to “Firewall & network protection,” and turn off the firewall. If the error is resolved, consider configuring your firewall settings to allow the necessary connections.

Reset network settings

If none of the above steps work, you can try resetting your network settings to their default values. Open the command prompt with administrative privileges and run the following commands one by one: “ipconfig /release”, “ipconfig /renew”, and “netsh winsock reset.” Restart your computer and check if the error is resolved.

In conclusion, the ERR_TUNNEL_CONNECTION_FAILED error on Windows 10 can be frustrating, but there are several troubleshooting steps you can take to fix it. By checking your internet connection, disabling VPN or proxy settings, clearing your browsing data, and adjusting your firewall settings, you can resolve the error and continue browsing the web hassle-free.

What is ERR_TUNNEL_CONNECTION_FAILED Error?

The ERR_TUNNEL_CONNECTION_FAILED error is a common network error that occurs in the Google Chrome browser on Windows 10. It typically indicates a problem with the proxy server or the network settings, preventing the browser from establishing a secure connection to the requested website.

When this error occurs, Chrome displays an error page with the message “ERR_TUNNEL_CONNECTION_FAILED” and the website cannot be accessed. This can be frustrating, especially if you need to access a particular website or service for work or personal use.

The error can occur due to various reasons, including:

Read Also: How to Fix Crusader Kings 3 Won’t Launch or Crashing in 2023

Proxy server issues
Firewall restrictions
Network misconfiguration
Malware or virus infection

To resolve the ERR_TUNNEL_CONNECTION_FAILED error, you can try the following solutions:

Disable proxy settings: Go to Chrome Settings > Advanced > System and disable the “Use a proxy server” option. This will allow Chrome to connect directly to the internet without going through a proxy server.
Check firewall settings: Make sure that Chrome is allowed through the firewall. You can do this by going to Windows Security > Firewall & network protection > Allow an app through firewall and add Chrome to the list of allowed apps.
Reset network settings: Open Command Prompt as admin and run the following commands one by one: “netsh winsock reset” and “ipconfig /flushdns”. Then restart your computer and check if the error is resolved.
Scan for malware: Run a full system scan with your antivirus software to check for any malware or viruses that may be causing the error. Remove any detected threats and restart your computer.

If none of these solutions work, you may need to contact your network administrator or internet service provider for further assistance. They can help diagnose and resolve any network issues that may be causing the ERR_TUNNEL_CONNECTION_FAILED error.

Causes of ERR_TUNNEL_CONNECTION_FAILED Error

The ERR_TUNNEL_CONNECTION_FAILED error may occur due to various reasons. Here are some common causes that can lead to this error:

Proxy server issues: If there are issues with the proxy server settings on your Windows 10 system, it can result in the ERR_TUNNEL_CONNECTION_FAILED error. This can happen if the proxy server settings are misconfigured or if there are network connectivity problems with the proxy server.
Firewall settings: Incorrect firewall settings can also cause the ERR_TUNNEL_CONNECTION_FAILED error. If your firewall is blocking the connection or if the firewall rules are misconfigured, it can prevent your browser from establishing a secure tunnel connection.
VPN interference: If you have a VPN (Virtual Private Network) enabled on your Windows 10 system, it can interfere with the internet connection and cause the ERR_TUNNEL_CONNECTION_FAILED error. This can occur if the VPN settings are conflicting with your browser settings or if there are issues with the VPN connection itself.
Internet connectivity problems: If you have unstable or unreliable internet connectivity, it can result in the ERR_TUNNEL_CONNECTION_FAILED error. This can happen if there are network disruptions, DNS (Domain Name System) resolution issues, or if your ISP (Internet Service Provider) is experiencing technical difficulties.
Malware or antivirus software: Sometimes, malware or antivirus software can interfere with your browser’s network connections and cause the ERR_TUNNEL_CONNECTION_FAILED error. This can occur if the malware or antivirus software is blocking certain network ports or if it is incorrectly flagging the website you are trying to access as malicious.

It is important to identify the underlying cause of the ERR_TUNNEL_CONNECTION_FAILED error in order to troubleshoot and fix the issue effectively. By addressing the specific cause, you can resolve the error and regain access to the desired website or online service.

Read Also: How To Fix Vizio TV Remote Not Working: Step-by-Step Guide

How to Fix ERR_TUNNEL_CONNECTION_FAILED Error

If you are encountering the ERR_TUNNEL_CONNECTION_FAILED error on Windows 10 while using Google Chrome, there are several steps you can take to try and resolve the issue. This error typically occurs when there is a problem establishing a connection between your computer and the website you are trying to access. Here are some methods you can try:

Disable VPN or Proxy: If you are using a VPN or proxy service, try disabling it temporarily and see if the error persists. Sometimes these services can interfere with the network connection and cause the error to occur.
Clear Browser Cache and Cookies: Clearing your browser’s cache and cookies can help resolve any issues with stored data that may be causing the error. To do this, open Google Chrome and go to the settings menu. Under “Privacy and security,” click on “Clear browsing data” and select the appropriate options. Make sure to clear the cache and cookies.
Check Internet Connection: Ensure that your internet connection is stable and working properly. Try accessing other websites to see if the error is specific to a certain site or affects all websites. If you are using a Wi-Fi connection, try connecting with an Ethernet cable to rule out any potential Wi-Fi issues.
Disable Firewall and Antivirus: Temporarily disable your firewall and antivirus software to check if they are blocking the network connection. Sometimes these security programs can interfere with the connection and cause the error. Remember to enable them again after testing.
Restart Router: Restarting your router can sometimes resolve network-related issues. Turn off your router, wait for a few seconds, and then turn it back on. Wait for the router to fully restart and then try accessing the website again.
Reset TCP/IP Stack: You can try resetting the TCP/IP stack on your computer to fix network-related issues. Open Command Prompt as an administrator and run the following command: netsh int ip reset. Restart your computer after running the command to apply the changes.
Disable Proxy Settings: If you have configured proxy settings on your computer, try disabling them and see if the error is resolved. Open the Control Panel and go to the Internet Options. Under the Connections tab, click on “LAN settings” and make sure the “Use a proxy server for your LAN” option is unchecked.
Reset Chrome Settings: If none of the above methods work, you can try resetting Google Chrome settings to their default values. Go to the settings menu in Chrome, scroll down and click on “Advanced,” then click on “Reset settings” under the “Reset and clean up” section.

Hopefully, one of these methods will help fix the ERR_TUNNEL_CONNECTION_FAILED error on your Windows 10 system. If the issue persists, you may want to contact your internet service provider or seek further assistance from technical support.

Check Proxy Settings

If you are encountering the ERR_TUNNEL_CONNECTION_FAILED error on your Windows 10 system while using Google Chrome, one of the possible causes could be incorrect or misconfigured proxy settings. Follow the steps below to check your proxy settings:

Open Google Chrome on your Windows 10 computer.
Click on the three-dot menu icon at the top right corner of the browser window.
Select “Settings” from the dropdown menu.
Scroll down and click on “Advanced” to expand the advanced settings options.
Under the “System” section, click on “Open proxy settings”. This will open the “Internet Properties” window.
In the “Internet Properties” window, go to the “Connections” tab.
Click on the “LAN settings” button.
Make sure the “Automatically detect settings” option is checked.
If you are using a proxy server, ensure that the “Use a proxy server for your LAN” option is unchecked.
Click “OK” to save the changes and close the “Internet Properties” window.

Once you have checked and adjusted your proxy settings, try accessing the website or service that was giving you the ERR_TUNNEL_CONNECTION_FAILED error in Google Chrome. If the issue persists, you can proceed to the next troubleshooting step.

Disable VPN or Antivirus Software

In some cases, the ERR_TUNNEL_CONNECTION_FAILED error can be caused by conflicts between your VPN or antivirus software and your network settings. To troubleshoot this issue, you can try disabling your VPN or antivirus software temporarily and check if the error persists.

To disable your VPN software, follow these steps:

Locate the VPN software icon in your system tray or taskbar.
Right-click on the icon and select “Disable” or “Exit” from the context menu.
If prompted, confirm your action to disable or exit the VPN software.

After disabling your VPN software, try accessing the website again in Google Chrome to see if the ERR_TUNNEL_CONNECTION_FAILED error is resolved.

If disabling the VPN software doesn’t resolve the issue, you can also try disabling your antivirus software temporarily by following these steps:

Locate the antivirus software icon in your system tray or taskbar.
Right-click on the icon and select “Disable” or “Turn off” from the context menu.
If prompted, confirm your action to disable or turn off the antivirus software.

Once the antivirus software is disabled, try accessing the website again in Google Chrome to see if the error is fixed. If the issue is resolved after disabling either your VPN or antivirus software, it might be worth considering updating or reinstalling the software to ensure compatibility with your network settings.

FAQ:

What is ERR_TUNNEL_CONNECTION_FAILED error?

ERR_TUNNEL_CONNECTION_FAILED error is a common error that occurs when the web browser fails to establish a secure connection with the proxy server. This error usually occurs in Windows 10.

How can I fix the ERR_TUNNEL_CONNECTION_FAILED error?

To fix the ERR_TUNNEL_CONNECTION_FAILED error, you can try several solutions. Firstly, you can check your internet connection and make sure it is stable. You can also try disabling your antivirus or firewall temporarily to see if they are causing the issue. Other solutions include resetting your TCP/IP settings, flushing the DNS cache, and disabling any VPN connections.

What are TCP/IP settings?

TCP/IP (Transmission Control Protocol/Internet Protocol) is a set of networking protocols that allows devices to communicate with each other over the internet. TCP/IP settings refer to the configuration settings for these protocols on your computer. These settings can sometimes get corrupted and cause issues with internet connectivity, resulting in errors like ERR_TUNNEL_CONNECTION_FAILED.

How do I reset TCP/IP settings?

To reset TCP/IP settings on Windows 10, you can use the Command Prompt. Open Command Prompt as an administrator and run the following commands: “netsh int ip reset” and “netsh winsock reset”. After running these commands, restart your computer and check if the ERR_TUNNEL_CONNECTION_FAILED error is resolved.

Why does the ERR_TUNNEL_CONNECTION_FAILED error occur specifically on Windows 10?

The ERR_TUNNEL_CONNECTION_FAILED error can occur on any version of Windows, but it is more commonly reported by Windows 10 users. This could be due to various factors, such as compatibility issues with certain software or drivers, network configuration issues, or conflicts with other programs running on the system. It is recommended to try the troubleshooting steps mentioned in the article to fix the error on Windows 10.