1. Login ke Blogger
2. Design (Rancangan) => Edit HTML => Centang Expand Widget Template
3. Cari Kode </head> (cari dengan Ctrl+F)
4. Letakkan Kode di bawah ini tepat di atas kode </head>
<!--Related Posts with thumbnails Scripts and Styles Start-->
<b:if cond='data:blog.pageType == "item"'>
<style type="text/css">
#related-posts {
float:center;
text-transform:none;
height:100%;
min-height:100%;
padding-top:5px;
padding-left:5px;
}
#related-posts h2{
font-size: 1.6em;
font-weight: bold;
color: #585858;
font-family: Georgia, “Times New Roman”, Times, serif;
margin-bottom: 0.75em;
margin-top: 0em;
padding-top: 0em;
}
#related-posts a{
color:#FFFFCC;
}
#related-posts a:hover{
color:#000000;
}
#related-posts a:hover {
background-color:#d4eaf2;
}
</style>
<script src='http://sastrablog.googlecode.com/files/relatedthumbs21.js' type='text/javascript'/>
</b:if>
<!--Related Posts with thumbnails Scripts and Styles End-->
5. Kemudian Cari Kode <div class='post-footer'>
6. Masukkan Kode bawah ini tepat diatas kode <div class='post-footer'>
<!-- Related Posts with Thumbnails Code Start-->
<b:if cond='data:blog.pageType == "item"'>
<div id='related-posts'>
<b:loop values='data:post.labels' var='label'>
<b:if cond='data:label.isLast != "true"'>
</b:if>
<b:if cond='data:blog.pageType == "item"'>
<script expr:src='"/feeds/posts/default/-/" + data:label.name + "?alt=json-in-script&callback=related_results_labels_thumbs&max-results=6"' type='text/javascript'/></b:if></b:loop>
<script type='text/javascript'>
var currentposturl="<data:post.url/>";
var maxresults=8;
var relatedpoststitle="Related Posts";
removeRelatedDuplicates_thumbs();
printRelatedLabels_thumbs();
</script>
</div><div style='clear:both'/>
</b:if>
<!-- Related Posts with Thumbnails Code End-->
7. Save Template
Catatan : Kode var maxresults=8 diatas, angka 8 bisa sobat ganti sesuai dengan yang sobat mau.