To activate office setup you need to visit
office.com/setup where you can find what all you can do on office setup.office Remote turns your phone into a smart remote that interacts with Microsoft Office on your PC.
office.com/setup The app lets you control Word, Excel, and PowerPoint from across the room, so you can walk around freely during presentations.You will use your Microsoft account for everything you do with Office .
office.com/setup If you use a Microsoft service, such as Outlook.com, OneDrive, Xbox Live, or Skype, you already have an account.