If you already have Office 2010 or Office 2007 installed on your computer, click Set up. You don't need to do this if you've installed the latest version of Office.
Follow the instructions below and when you're done, you can:
• Use Outlook and Office 365 together for email and more
• Save Office documents to OneDrive
If you signed up to use Office 365 for business, but you want to use an earlier version of Office, such as Office 2010 that you already have installed on your PC, you have the option to set up the existing desktop applications like Word 2010 or Outlook 2010 to work with Office 365 for business. Use Office 365 desktop setup to configure your desktop applications and install required updates. Before you run Office 365 desktop setup, be sure that your computer meets the software requirements for Office 365 for business.
NOTES: The procedures below are for older versions of Office. For steps to install the version of Office included with your Office 365 for business subscription, see Install Office using Office 365 for business. If you're an Office 365 Home user, see Install Office 365 Home, Personal, or University.
If you’re using a Mac computer or mobile device, follow these instructions:
• If Office for Mac 2011 is already installed on your Mac, see Use my current Office for Mac apps with Office 365. If you want to install Office for Mac 2011, see Install Office for Mac and Outlook for Mac.