本站按下 F12 看一下 HEAD 區段以下程式碼

<title>網頁標題圖片 - iT 邦幫忙::一起幫忙解決難題，拯救 IT 人的一天</title>

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<link rel="apple-touch-icon" sizes="60x60" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-60x60.png">
<link rel="apple-touch-icon" sizes="72x72" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-72x72.png">
<link rel="apple-touch-icon" sizes="76x76" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-76x76.png">
<link rel="apple-touch-icon" sizes="114x114" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-114x114.png">
<link rel="apple-touch-icon" sizes="120x120" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-120x120.png">
<link rel="apple-touch-icon" sizes="144x144" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-144x144.png">
<link rel="apple-touch-icon" sizes="152x152" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-152x152.png">
<link rel="apple-touch-icon" sizes="180x180" href="https://ithelp.ithome.com.tw/storage/favicons/apple-touch-icon-180x180.png">
<link rel="icon" type="image/png" href="https://ithelp.ithome.com.tw/storage/favicons/favicon-32x32.png" sizes="32x32">
<link rel="icon" type="image/png" href="https://ithelp.ithome.com.tw/storage/favicons/android-chrome-192x192.png" sizes="192x192">
<link rel="icon" type="image/png" href="https://ithelp.ithome.com.tw/storage/favicons/favicon-96x96.png" sizes="96x96">
<link rel="icon" type="image/png" href="https://ithelp.ithome.com.tw/storage/favicons/favicon-16x16.png" sizes="16x16">
<link rel="manifest" href="https://ithelp.ithome.com.tw/storage/favicons/manifest.json">
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<meta name="msapplication-TileColor" content="#da532c">
<meta name="msapplication-TileImage" content="https://ithelp.ithome.com.tw/storage/favicons/mstile-144x144.png">

這就是最完整的範本了啊

favicon也太多了@@