Office 2016 For Windows: Date SetThe biggest change will be collaboration in real time,
a first for the desktop version.

Microsoft is also reported to have improved Outlook search, attachments,
storage footprint, and e-mail delivery performance. Other additions include
integration of personal assistant software Cortana, and the ability to edit
attachments from within Outlook.

Inboxes will be lightened by the new Clutter folder for spam, which moves
important e-mails to the top of users’ inbox. It has been available for Apple
Mac since July.