Sec,ch,ua,mobile:,?0 Today

The header sec-ch-ua-mobile: ?0 is a that tells a web server the request is coming from a desktop device .

For more technical implementation details, you can refer to the official documentation on MDN Web Docs. Sec-CH-UA-Mobile header - HTTP - MDN Web Docs sec,ch,ua,mobile:,?0

: Include interactive elements that rely on mouse-hover actions, which don't exist on touchscreens. The header sec-ch-ua-mobile:

: Deliver larger images or background videos that might be too heavy for mobile data connections. sec,ch,ua,mobile:,?0