[SOLVED] Fix ERR_TUNNEL_CONNECTION_FAILED Error in Chrome

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If you use Google Chrome browser then I am sure you get ERROR_TUNNEL_CONNECTION error in chrome browser. If you are getting this error and you don’t want to see that so don’t worry, it’s just a common error.

The cause of this error is when Google Chrome browser unable to render the proxy response for sites. Mostly every Google chrome users face this ERROR_TUNNEL_CONNECTION error. Whenever you open any site, then due to some reasons chrome is not able to create a tunnel connection with the target website so that time you get an ERROR_TUNNEL_CONNECTION_FAILED error.

If you use proxy settings then its common chances are that you’ll get this ERROR_TUNNEL_CONNECTION_FAILED error. Sometimes malware and some other viruses can change your browser setting but don’t panic. In this article, we’ll teach you how you can fix an ERROR_TUNNEL_CONNECTION_FAILED error. We will discuss all the reason of this error and will also know about how we can fix this. So before any delay let’s get started, these methods will really helpful for you.

#1 Method: Change the LAN Setting

Changing LAN setting is the most important and useful way to solve the ERR_TUNNEL_CONNECTION_FAILED error. Almost every tech geek knows about this method and almost every tech geek knows about this method and they also use it. So let’s learn how it’s gonna be work.

#1: Firstly you need to open the “Chrome Browser” and open the “Chrome Menu” just by clicking on three dots, which is available at the below of close button of chrome browser.

ERR_TUNNEL_CONNECTION_FAILED
ERR_TUNNEL_CONNECTION_FAILED

#2: Now click on the “settings” option.

#3: Once you enter in the setting option, scroll down below and click on the “Advanced settings”.

#4: Scroll down in advance setting option and find the “System” section, click on the “Open proxy setting” button.

ERR_TUNNEL_CONNECTION_FAILED
ERR_TUNNEL_CONNECTION_FAILED

Note: If you can’t be able to find change Proxy Setting button in the network section then try to find in “Network” section.

#5: After forth step, you will see a popup window (“Internet Properties” window). Now click on the Connection Tab”. On this tab, you’ll see “LAN setting” option from below of the Popup window.

#6: Now a new popup window will appear. All you have to do is tick(check) the “Automatically detect settings” option and Untick(uncheck) the “Use a proxy server for your LAN”. And in the end, click on ok button.

Note: After doing all the things properly, restart you’re “Chrome Browser” check the site again. I hope this method will work for you. If it doesn’t work for you then don’t worry simple move on our next method.

#2 Method: Reset Your TCP/IP and flushing DNS

Resting your “TCP/IP” is another solution to solve the “ERR TUNNEL CONNECTION FAILED” error. In this method, we’ll teach you how you can reset TCP/IP and flush DNS to fix that error. It’s so simple and easy, we’ll cover it on 2 steps to make sure you read those steps clearly.

#1: In the first step you need to press “window button + S” and type “Command Prompt”. When Command Prompt will appear in the search list, right click on it and choose the “Run as administrator” option.

ERR_TUNNEL_CONNECTION_FAILED
ERR_TUNNEL_CONNECTION_FAILED

#2: In the command prompt you need to type some command which we’ve provided you below. Make sure you will type the commands on the command prompt and do not try to do copy paste.

ipconfig /flushdns

nbtstat –r

netsh int ip reset

netsh winsock reset

Once you’ve done successfully, restart your PC and open your chrome browser. Now check “ERR_TUNNEL_CONNECTION_FAILED” error is fixed or not. If not, then the next method is waiting for you.

#3 Method: Change your Network DNS Address

If the first two methods do not work for you then don’t worry about it because this method will definitely work for you. Here we’ll change our network DNS address because your network would be either set on automatic mode or set on that address which your internet service provider has set on your system. You just need to set your network DNS Address on Google DNS server address. Follow below steps and get rid of this problem.

#1: Right click on the network icon which you’ll see the bottom right side of the screen and you can also see on the image which we’ve provided you below. On that icon make a right click and select “Open Network and Sharing Centre” option.

#2: Once you’ve entered in “Network and Sharing center window”, click on the network with whom you are connected.

#3: After this, Popup window will appear which will show you the connection status, you need to click on “Properties” option.

#4: The new popup window will appear. Just go to the “Networking” tab and find “Internet Protocol Version 4 (TCP/IPv4)” option from the connection list.

#5: Double click on “Internet Protocol Version 4 (TCP/IPv4)” Option. Now you will be able to see where the DNS address is set in automatic mode or in some value. Select the “Use the following DNS server addresses” option and enter the Google Public DNS address.

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Editor Desk

I hope you’ve liked this article and have been helpful to you. If you have any query about this article which is based on “ERROR_TUNNEL_CONNECTION” then feel free and leave your comment below on comment section.

I’ll solve your problem as soon as possible and let you know in the comment section. And if you’ve any suggestion for us or any question regarding any topic then join with us on social media platform, we’ll definitely solve them, till then goodbye.

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