Office 365 Requirements

Office 365

System requirements

To get the full Office 365 experience, we recommend that customers meet our system prerequisites. Minimum requirements for Office 365 include Office 2007+, IE 7+, Windows XP SP3+ (see full requirement list below).

Operating system requirements

  • Windows XP SP3

  • Windows Vista SP2

  • Windows 7

  • Mac OS X 10.5 (Leopard), 10.6 (Snow Leopard)

  • Windows Server 2003

  • Windows Server 2008

Office client requirements

  • Office 2007 SP2 or Office 2010

  • Office 2008 for Mac & Entourage 2008 Web Services Edition

  • Office 2011 for Mac and Outlook 2011 for Mac

  • .NET 2.0 or later

  • Lync 2010

Browser requirements—Administration Center and My Company Portal

  • Internet Explorer 7 or above

  • Firefox 3 or above

  • Safari 4 or above

  • Chrome 3 or above

Browser requirements—Outlook Web App

  • Internet Explorer 7 or above

  • Firefox 3 or above

  • Safari 3 or above on Macintosh OS X 10.5

  • Chrome 3 or above

  • Outlook Web App also has a light version that supports a reduced set of features across almost any browser

Active Directory

  • In order to use the optional directory sync and identity federation capabilities, your business's Active Directory must be a single forest.

Note for Mac users: At this time Communicator for Mac 2011 will not work with Office 365. See FAQ for additional information about Mac-related system requirements.

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