Select 
> Social.
Select a service, then sign in.
Select 
> My Accounts > Add social network.
Select another service, then sign in.
Select > All Activity.
All the feeds from the services you have added are automatically included in the view.
When you are signed in to social networking services through the Social app, you can see your friends' status updates from all those services in a single view. You do not have to switch between different apps to see what everyone is up to.
Select > Social.
Select a service, then sign in.
Select > My Accounts > Add social network.
Select another service, then sign in.
Select > All Activity.
All the feeds from the services you have added are automatically included in the view.