One of the errors for the Google Chrome web internet tool is ERR_TUNNEL_CONNECTION_FAILED.

This error can arise for anyone browsing the web.

However, sometimes the expected and provided data may differ, and the ERR_TUNNEL_CONNECTION FAILED issue notification will appear.

ERR TUNNEL CONNECTION FAILED

Here are some of the reaons for this error:

1.

Incorrect website domain configuration.

Conflicting web client data.

Google Chrome Enterprise Download for Windows/Mac (64 & 32 Bit)

Proxy options incorrectly entered.

How to free download Chrome Enterprise 32/64 bit for Windows and Mac?

This post provides a step-by-step guide for you.

click the LAN settings button

How to Fix the ERR_TUNNEL_CONNECTION_FAILED Error

Then, I will introduce how to fix the ERR_TUNNEL_CONNECTION_FAILED error.

The steps are as follows.

Step 1:TypeInternet Optionsin theSearchbox to open it.

chrome://settings/safetycheck: How to Do Safety Check in Chrome?

Then navigate to theConnectionstab.

Step 2:Under theLocal Area data pipe (LAN) settingssection, click theLAN settingsbutton.

Step 4:ClickOKand then reboot the computer to make the changes.

turn off the Use hardware acceleration when available setting

How to run Chrome safety check with chrome://parameters/safetycheck on Windows?

How to run Chrome safety check on mobile phones?

Here are the details.

List of Chrome URLs for Internal Built-in Pages & Their Purpose

This post How to Flush DNS Resolver Cache in Windows 10/8.1/7may be the one you need.

Fix 4: Clear internet tool Data

Sometimes, the corrupted Chrome cache can cause the error.

So, you might try clearing it to fix the error.

Here is a guideline below for you.

Step 2:Go to theAdvancedtab and selectAll timefrom the drop-down menu.

Step 4:Click theClear databutton to apply this change.

Now, re-open your Google Chrome and peek if this issue is resolved or not.

So, you should probably remove or disable these extensions and toolbars to fix the ERR_TUNNEL_CONNECTION_FAILED error.

Step 2:ClickSettingson the upper right corner of the main page to launch the snapshot.

Step 3:Expand theSettingstab and clickAdvancedto launch the drop-down menu.

Step 4:Navigate to theSystemtab on the drop-down menu, and turn off theUse hardware acceleration when availablesetting.

After that, launch Google Chrome again and see if ERR_TUNNEL_CONNECTION_FAILED still persists.

This post provides a list of hidden Chrome URLs for internal built-in pages.

Besides, it introduces the purpose of some important Chrome URLs.

If you have encountered the same error, try these solutions.