Add Your Social Media Buttons

Go to the Social Media Buttons Builder.
Choose the style of buttons you like.
Select the Social Media that you want to show and add your info.
Click on Get Code, a popup will open with your code, click on Copy to copy all code.
Go to your Blogger Dashboard > Layout, click on Add a Gadget wherever you want to add your social media buttons.
From the widgets window opened, select HTML/Javascript.
Paste the code inside the Content field and click Save.
Refresh your website to see the result.