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How to Fix the ERR_INTERNET_DISCONNECTED Error
When you try to launch a site and your web browser displays an “err_internet_disconnected” error, your browser is having trouble connecting to the internet. This error can occur in Chrome, Firefox, Edge, and other browsers, and we’ll show you how to fix it.
There are a few other reasons why you may be getting the above error: your proxy server or VPN is down, there is a problem with your WiFi configuration, your antivirus or firewall is blocking your connection, or your web browser's stored data is corrupted.
When you get the error "err_internet_disconnected", the first thing you should check is your internet connection. An inactive connection prevents your browsers from loading your sites, resulting in the above error.