If you are getting ERR_TUNNEL_CONNECTION_FAILED while trying to access certain websites using Microsoft Edge Web Browser, then you can try the below options to fix the issue,
Fix: Disable Proxy Setting
Press Windows + R to open Run Dialog,
Type inetcpl.cpl and open,
Make sure under Connections -> LAN Settings "Automatically detect settings" is enabled,
Also make sure "Proxy server" is not selected.
This is not an AI-generated article but is demonstrated by a human on a Windows 11 device.
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