PlayStation™Network is an online service that lets you expand your enjoyment of your PS4™ system. When you sign in to PlayStation™Network, you can use a wide variety of features and services.

Access features such as Friends, Messages, Party, PlayStation Store, Events, and Share.

To sign in to PlayStation™Network, you must have an account and an Internet connection. Creating an account is free.

Creating an account

For details, see "Sign In to PlayStation Network". You can also use an account that's been created on the web or on a device such as your PS Vita system.
If children will be using your PS4™ system, a parent or guardian must have an account. For details, see "About restrictions".