How to Flush Your DNS to Reset Connection on Windows 10 and macOS.
If you aren’t sure how to reset your DNS check out the following guide. Reloading the URL is often not enough to fix the problem. If nothing so far has helped, you should reset your DNS settings, then check to see if the error has been removed. If Chrome displays the message 'ERRCONNECTIONCLOSED' instead of the website you want to access, it means that the contacted server has interrupted the connection. If you haven’t done it before, check out the article below for a full guide.įlush Your DNS to Fix ERR_TUNNEL_CONNECTION_FAILED in Chrome. Clearing the cache is super easy and will take less than a minute to do. Clear Chrome’s Cache Data to Fix ERR_TUNNEL_CONNECTION_FAILEDĪs ERR_TUNNEL_CONNECTION_FAILED in Google Chrome can sometimes be caused by a caching problem, one of the quickest and easiest fixes is to clear your Chrome cache data. You should also follow the same method with any proxies or VPNs you may be using.
If a specific extension breaks Chrome, remove it permanently. Once you have checked if Chrome works without extensions, slowly re-enable them one by one checking after each for the error.
