Step 1
Log in to your Blogger dashboard and click your blog's name to open its overview page.
Step 2
Click "Template" to edit the template.
Related Reading: How to Add Social Media Buttons to a Facebook Business Page
Step 3
Click "Edit HTML" to open the template's code.
Step 4
Scroll to the block for the blog's footer. It begins with the following code:
<data:post.body/>
Step 5
Type the following code to open a table:
<table>
Step 6
Type the following code to open a row and a cell
<tr><td>
Step 7
Insert your Facebook button code.
Step 8
Type the following code to close the first cell and open a second:
</td><td>
Step 9
Insert your Twitter button code.
Step 10
Type the following code to close the cell, the row and the table:
</td></tr></table>
Step 11
Click "Save.
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http://www.edge.org.ng/2015/02/how-to-get-facebook-twitter-buttons-to.html