favicon HTML
<link rel="icon" href="yourIcon.png" type="image/png">
favicon html
<head>
<title>Webpage</title>
<link rel="icon" type="image/gif/png" href="favicon.png">
</head>
añadir favicon html
<link rel="icon" type="image/png" href="/favicon.png"/>
favicon enlace html
<link rel="shortcut icon" href="http://example.com/favicon.ico" />
añadir favicon html
<!-- Include this in your head section -->
<link rel="icon" href="demo_icon.gif" type="image/gif" sizes="16x16">
<!-- And for png -->
<link rel="icon" href="demo_icon.png" type="image/png" sizes="16x16">