Notepad:favicon

from | How to set up favicon

 <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png">
 <link rel="icon" type="image/png" href="/favicon-32x32.png" sizes="32x32">
 <link rel="icon" type="image/png" href="/favicon-16x16.png" sizes="16x16">
 <link rel="manifest" href="/manifest.json">
 <link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5">
 <meta name="theme-color" content="#ffffff">