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

// Option A: Protocol-relative (Uses whatever the parent page uses) fetch('//mybackend.com/api/data'); // Option B: Absolute HTTPS (Forces encryption) fetch('https://mybackend.com/api/data');

The “Navigation Failed” Paradox: Debugging HTTP Requests in an HTTPS-Only World // Option A: Protocol-relative (Uses whatever the parent

The golden rule of 2026 is simple: APIs, images, iframes, and fonts. // Option A: Protocol-relative (Uses whatever the parent

https://yourapp.com/api/proxy ➔ Your Server (Node.js/NGINX): http://legacy-vendor.com/data ➔ Back to Browser. // Option A: Protocol-relative (Uses whatever the parent