How to make breadcrumb navigation in blogspot

Go to the dashboard >> design >> edit HTML (using 'ctrl + f' to simplify)
Find the HTML code ]]></b:skin> (use ctrl+f)
Enter the following CSS code right above the code ]]></b:skin>

 .breadcrumbs {padding: 5px 5px 5px 0px; margin: 0px 0px 15px 0px; font-size:95%; line-height:1.4em; border-bottom:3px double #e6e4e3;}

Find The HTML code <b:include data='top' name='status-message'/> a

Enter the following code just below the code <b:include data='top' name='status-message'/> a

<b:include data='posts' name='breadcrumb'/>

Last search HTML code <b:includable id='main' var='top'>
Enter the code below just above the code <b:includable id='main' var='top'>

<b:includable id='breadcrumb' var='posts'>
<b:if cond='data:blog.homepageUrl == data:blog.url'>
<!-- No breadcrumb on home page -->
<b:else/>
<b:if cond='data:blog.pageType == "item"'>
<!-- breadcrumb for the post page -->
<p class='breadcrumbs'>
<span class='post-labels'>
<a expr:href='data:blog.homepageUrl' rel='tag'>Home</a>
<b:loop values='data:posts' var='post'>
<b:if cond='data:post.labels'>
<b:loop values='data:post.labels' var='label'>
<b:if cond='data:label.isLast == "true"'> »
<a expr:href='data:label.url' rel='tag'><data:label.name/></a>
</b:if>
</b:loop>
<b:else/>
»Unlabelled
</b:if>
» <span><data:post.title/></span>
</b:loop>
</span>
</p>
<b:else/>
<b:if cond='data:blog.pageType == "archive"'>
<!-- breadcrumb for the label archive page and search pages.. -->
<p class='breadcrumbs'>
<span class='post-labels'>
<a expr:href='data:blog.homepageUrl'>Home</a> » Archives for <data:blog.pageName/>
</span>
</p>
<b:else/>
<b:if cond='data:blog.pageType == "index"'>
<p class='breadcrumbs'>
<span class='post-labels'>
<b:if cond='data:blog.pageName == ""'>
<a expr:href='data:blog.homepageUrl'>Home</a> » All posts
<b:else/>
<a expr:href='data:blog.homepageUrl'>Home</a> » Posts filed under <data:blog.pageName/>
</b:if>
</span>
</p>
</b:if>
</b:if>
</b:if>
</b:if>
</b:includable>

Completed, notice the placement of the newly installed code again before saving.