1<link rel="shortcut icon" type="image/png" href="http://example.com/favicon.png"/>
1<link rel="icon" type="image/png" href="/favicon.png"/>
2<link rel="icon" type="image/png" href="https://example.com/favicon.png"/>
1<!-- Include this in your head section -->
2<link rel="icon" href="demo_icon.gif" type="image/gif" sizes="16x16">
3
4<!-- And for png -->
5<link rel="icon" href="demo_icon.png" type="image/png" sizes="16x16">
6