Office for Mac that comes with a Microsoft 365 subscription is updated on a regular basis to provide new features, security updates, and non-security updates. A free 1-month trial of Microsoft 365 is included with each Microsoft 365 in-app purchase. A qualifying Microsoft 365 subscription is required for Word, Excel, PowerPoint, and Outlook. Download Microsoft 365 for macOS or later and enjoy it on your Mac. Note: The steps to install the 2016 or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Office through one of the following. If you need to uninstall Office first, see Uninstall Office from a PC or Uninstall Office for Mac.