Office 365 Requirements

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For the best Office 365 experience, we recommend that customers meet the minimum system prerequisites. Minimum requirements for Office 365 include Office 2007+, IE8+, and Windows 7(see full list below). You must have Internet access and workstation administrator rights to install software and access Office 365. Current Microsoft Updates are strongly recommended before implementation.

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Category Requirements
Operating System
  • Windows 7 32-bit / 64-bit, Windows 8 32-bit / 64-bit
  •  Mac OS X 10.5 (Leopard), 10.6 (Snow Leopard), 10.7 (Lion)
  • Windows Server 2008 and 2008 R2
    • Office installed as part of Office 365 subscription is not supported on servers or virtualized platforms
  • Support Ending
    • Windows Server 2003 on January 1, 2013
    • Windows XP 32-bit SP3 / 64-bit SP2 on January 1, 2014
    • Vista 32-bit / 64-bit SP2 on January 1, 2014
Office Client
  • Office 2010 SP1
  • Office 2007 SP2
  • Office 2011 for Mac and Outlook 2011 for Mac
    • At this time, Communicator for Mac 2011 will not work with Office 365
  • .NET 2.0 or later
  • Lync 2010
Browser
  • Internet Explorer 8 or above
  • Latest Firefox version
  • Safari 5 or above
  • Latest Chrome version
Smartphones
  • Windows Phone 7 / 8 or above
  • Latest Android version
  • iPhone 3G/3GS/4 with iOS 4.0.1 or above
  • Blackberry OS 5.0 or above
Tablets
  • Windows 7 tablets, Windows 8 RT/Surface or higher
  • Latest Android version
  • iPad running IOS 5.0.1 or higher
Bandwidth
  • Exchange Online: minimum 2Mbs or greater
  • Lync Online: <1 Mbs for presence and instant messaging only
  • SharePoint Online: 3 Mbs or greater with no more than 100 ms latency
  • Office 365 E1-4: 10Mbs or greater