Navigation Failed Because The Request Was For An Http Url With Https-only Enabled Official

The “Navigation Failed” Paradox: Debugging HTTP Requests in an HTTPS-Only World

If you are using Firefox (which popularized this feature) or any modern browser with strict security settings, you’ve likely hit this wall. In this post, we’ll break down why this happens, where the request is actually going, and three concrete ways to fix it without turning off security entirely. The error message is actually very literal. Your browser attempted to fetch a resource (an image, a script, an API endpoint, or a page navigation) using the standard http:// protocol. However, the browser’s internal HTTPS-Only Mode is active, and it is refusing to downgrade to unencrypted HTTP. we’ll break down why this happens

Add this header to your server (Apache/NGINX): where the request is actually going