The Facebook Page Plugin widget lets you display a Facebook Like Box within a widgetized area of your theme.
To add this widget, you first need to make sure the ‘Extra Sidebar Widgets’ feature is enabled.
You can set the Facebook Page Plugin widget up by following these steps:
- Go to Appearance → Widgets in your WordPress Dashboard.
- Drag the “Facebook Page Plugin (Jetpack)” widget into one of your active sidebars.
- Fill out the options, including your Facebook Page URL.
- Click Save.
The widget options will look like this:
NOTE: the Facebook Page Plugin widget will only work with Facebook Pages, not personal profiles. This change was introduced by Facebook with the update to their Graph API (v2.3) in June 2015.
Jetpack 