Before you give away or sell your PlayStation 4 make sure to erase all your stuff.To do this first save any files, like saved games, pictures and videos.You can save them to cloud storage if you have PlayStation Plus.You can use a USB drive.Next you have to deactivate your account as the PS4.Go to Settings, Account Management and Activate as Your Primary PS4 and then choose Deactivate.Then go to Settings, Initialization and Initialize PS4.Choose initialization to remove all accounts, games, apps and settings.Confirm your choice. Let the process finish.Don’t turn off your PS4 until its done. Read More: https://datarecovee.com/how-to-factory-reset-ps4/