You can add social media in the header section. Please follow the below steps to add the links:

• Go to Appearance > Customize > Logo & Header Settings > Social Settings
• Check Social Links to enable the Social Media icons in the header.
• Click “Add new Links” to add a new social media icon. Select the link and click “Remove” to remove an icon.
• Search the icon and enter the link for the icon.
• Click on Publish