Action: Confirm your operating systems and browsers work with Office 365 Â Be sure you're using the latest desktop operating ...

Action: Confirm your operating systems and browsers work with Office 365  Be sure you're using the latest desktop operating systems and browsers with Office 365 and have updated them with the latest service packs. For PC operating systems, Windows 10, Windows 8.1, Windows 8, Windows 7 Service Pack 1, Windows 10 Server, Windows Server 2012 R2, Windows Server 2012, or Windows Server 2008 R2 is currently required. For Mac, Mac OS X 10.10 is currently required. For the best experience, use the latest version of any operating system. Office 365 is also designed to work with current or immediately previous version of Internet Explorer and the current version of Microsoft Edge, Safari, Chrome, or Firefox. Learn more at System requirements for Office.