Switch to the module Admin tools Extensions and then edit configuration.
Enable Global Interface into this settings Take a look at screenshots as follows.
Switch to the module Admin tools Extensions and then edit configuration and then Disable Global Interface into this settings.
Now add extension Above/Below page as per your requirement.
Now select plugin Nitsan Social widget and configure it as per requirement, Checkout this screenshot.
Please use the buttons ‘Flush frontend caches’ and ‘Flush general caches’ from the top panel. The ‘Clear cache’ function of the install tool will also work perfectly.