So, you can try clearing it to fix the error. Sometimes, the corrupted Chrome cache can cause the error. So, to fix this, you can try these VPN connection extensions from the Google Chrome extensions online store and check if you can access the site normally. Your computer's login to the network may be blocking your access to the site. This post - How to Flush DNS Resolver Cache in Windows 10/8.1/7 may be the one you need. You can also try flushing the DNS resolver cache to fix ERR_TUNNEL_CONNECTION_FAILED Chrome.

Step 4: Click OK and then reboot the computer to make the changes. Step 3: Then uncheck the Use a proxy server for your LAN (These settings will not apply to dial-up or VPN connections) box. Step 2: Under the Local Area Network (LAN) settings section, click the LAN settings button. Step 1: Type Internet Options in the Search box to open it. The first fix for you is to set up automatically detect the connection settings. Fix 1: Set up Automatically Detect the Connection Settings

Then, I will introduce how to fix the “ERR_TUNNEL_CONNECTION_FAILED” error. How to Fix the “ERR_TUNNEL_CONNECTION_FAILED” Error Here are some of the reaons for this error:ġ. However, sometimes the expected and provided data may differ, and the ERR_TUNNEL_CONNECTION FAILED error message will appear. In most cases, this will not cause any problems, and you can connect to the website without any problems. ERR_TUNNEL_CONNECTION_FAILEDĪ VPN or Proxy server removes header data from a user's request to a website to protect or hide your identity. If you are finding the methods to get rid of the error, this post from MiniTool will show you how to do that. This error can arise for anyone browsing the web. One of the errors for the Google Chrome web browser is ERR_TUNNEL_CONNECTION_FAILED.

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