
Some versions of Microsoft 365 such as Office Professional Plus 2021, Office Standard 2021, or a stand-alone app such as Word 2021 or Project 2021 don't have an associated Microsoft account, or work or school account. *If you don't have a product key or an account You'll sign in with your work or school account for these versions of Microsoft 365. Once you verify you have a license, anytime you need to install or reinstall Microsoft 365 you can go straight to the section below, Sign in to download Office and select the tab for steps to install on a PC or Mac. Learn how to check this in What Microsoft 365 business product or license do I have? or if you're a Microsoft 365 admin responsible for assigning licenses to people in your organization, see Assign licenses to users.

The following table provides release history information and download links for Office for Mac.

To view release notes, see Release notes. The install package is used if you don't have the application already installed, while the update package is used to update an existing installation. The Office suite includes all the individual applications, such as Word, PowerPoint, and Excel. The following table lists the most current packages for the Office suite and for the individual applications. For early access to new releases, join the Microsoft 365 Insider program.For information about the features, security updates, and non-security updates that are included in a given release of Office for Mac, see Release notes for Office for Mac.The information below also applies to Office 2019 for Mac, Office LTSC 2021 for Mac, and Office 2021 for Mac, which are available as a one-time purchase from a retail store or through a volume licensing agreement.

For security reason, Microsoft has deprecated the use of SHA-1.For more information, see Microsoft Teams installations on a Mac. Starting with Version 16.21, Microsoft Teams will be installed by default for new installations if you're using the Office suite install package.
