Change the Title Tags in Blogger

1. Go to Design>edit HTML in your Blogger dashboard.
2. Search for tag: <title><data:blog.pageTitle/></title>
3. Replace the tag with the following code:

<b:if cond='data:blog.pageType == &quot;index&quot;'> <title><data:blog.title/></title> <b:else/> <title><data:blog.pageName/> | <data:blog.title/></title> </b:if>

4. Save your new template.
5. View your blog. You should see the results in your web browser as shown below.