<link rel="prefetch">The rel="prefetch" attribute for the <link> HTML element is a hint to the browser that the user is likely to navigate to a resource, so the browser should preemptively fetch and cache the resource.resource-hintsResource hintslimitedhttps://html.spec.whatwg.org/multipage/links.html#link-type-prefetchlink-rel-prefetchhttps://developer.mozilla.org/docs/Web/HTTP/Reference/Headers/Sec-Purposeapi.PerformanceResourceTiming.deliveryType.navigational-prefetchhtml.elements.link.rel.prefetchhttp.headers.Sec-Purposehttp.headers.Sec-Purpose.prefetchhttps://nowyoucanuse.com/features--link-rel-prefetch.html