{"editorial_visual":"https://favicon.now/static/images/editorial/guides/favicon-history-ie5-modern-browsers.webp","implementation_artifact":null,"published":"2026-08-03","section_headings":["The favorites icon began as one ICO","HTML turned the convention into explicit metadata","Mobile and installed apps added separate surfaces","Why the old conventions survived","Read the modern stack as a timeline","A practical historical audit"],"sources":[{"label":"Microsoft Internet Explorer favicon stream","url":"https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-fscc/a17d1ee8-36e0-4b8c-a03f-69de5fc47368"},{"label":"WHATWG link type icon","url":"https://html.spec.whatwg.org/dev/links.html#rel-icon"},{"label":"Apple web clip icon guidance","url":"https://developer.apple.com/library/archive/documentation/AppleApplications/Reference/SafariWebContent/ConfiguringWebApplications/ConfiguringWebApplications.html"}],"title":"Favicon History: From IE5 to Modern Browser Support","updated":"2026-08-03","url":"https://favicon.now/guides/favicon-history-ie5-modern-browsers"}