Facebook and Twitter
This one is super simple, all you have to do is connect your Twitter and Facebook account to your site's broadcaster and your social media buttons will automatically display on the website.
Additional Social Media Accounts
To add Instagram, YouTube, LinkedIn, Flickr, or other social media accounts, follow these instructions.
Add Social Share Buttons to Your Pages
Add the following tag to any page to add social share buttons at the bottom of the page. If you add this to a blog page, all blog posts under that page will also display social share buttons.