Office 365 Initial release June 28, 2011; 7 years ago ( 2011-06-28),,, contract Website Office 365 is a line of services offered by, as part of the product line. Kodi for mac x32. The brand encompasses plans that allow use of the Microsoft Office software suite over the life of the subscription, as well as products for business environments, such as hosted,, and among others. All Office 365 plans include automatic updates to their respective software at no additional charge, as opposed to conventional for these programs—where new versions require purchase of a new license. After a that began in October 2010, Microsoft launched Office 365 on June 28, 2011, as a successor to (BPOS), originally aimed at users. With the release of, Microsoft expanded Office 365 to include new plans aimed at different types of businesses, along with new plans aimed at general consumers, including benefits tailored towards Microsoft consumer services such as (whose integration with Office was a major feature of the 2013 suite). In the fourth quarter of fiscal year 2017, Office 365 revenue overtook that of conventional license sales of Microsoft Office software for the first time.

Office 365 retail pack Microsoft first announced Office 365 in October 2010; beginning with a private beta with various organizations, leading into a public beta in April 2011, and reaching general availability on June 28, 2011. Facing growing competition from 's similar service, Microsoft designed the Office 365 platform to 'bring together' its existing online services (such as the ) into 'an always-up-to-date cloud service' incorporating (for e-mail), (for internal social networking, collaboration, and a public web site), and (for communication,, and conferencing). Plans were initially launched for small business and enterprises; the small business plan offered Exchange e-mail, SharePoint Online, Lync Online, web hosting via SharePoint, and the, with the enterprise plan also adding per-user licenses for the Office 2010 Professional Plus software and 24/7 phone support.

Following the official launch of the service, Business Productivity Online Suite customers were given 12 months to plan and perform their migration from BPOS to the Office 365 platform. With the release of, an updated version of the Office 365 platform was launched on February 27, 2013. The server components were updated to their respective 2013 versions, and Microsoft expanded the Office 365 service with new plans, such as Small Business Premium, Midsize Premium, and Pro Plus. A new Office 365 Home Premium plan aimed at home users was also introduced; the new plan offers access to the Office 2013 suite for up to five computers, along with expanded storage and 60 minutes of Skype calls monthly. The plan is aimed at mainstream consumers, especially those who want to install Office on multiple computers.

A University plan was also introduced, targeted towards users going to post-secondary education. With these new offerings, Microsoft began to offer prepaid Office 365 subscriptions through retail outlets alongside the normal, non-subscription-based editions of Office 2013, which, in comparison, are only licensed for use on one computer. On March 19, 2013, Microsoft detailed its plans to provide integration with the enterprise platform (which they had acquired in 2012) for Office 365: such as the ability to use a between the two services, shared feeds and document aggregation, and the ability to entirely replace the SharePoint news feed and social functionality with Yammer. The ability to provide a link to a Yammer network from an Office 365 portal was introduced in June 2013, with heavier integration (such as a Yammer app for SharePoint and single sign-on) to be introduced in July 2013. On July 8, 2013, Microsoft unveiled, a suite of and self-serve tools for Office 365, to be released later in the year.