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Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version , use the dropdown to find more options.
Download the offline installer from your account portal. To download the offline installer, go to www.office.com. If you're not already signed in with the Microsoft account associated with your copy of Microsoft 365 or Microsoft 365 do that now.
Learn how to install Office 2010, or install and remove individual Office programs or components for both 32-bit and 64-bit versions of Office.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC or Mac. Set up Office apps and email on a mobile device. Small business help and learning
Learn how to update Microsoft Office on PC and troubleshooting tips for installing Office updates.
The following versions of Office have been fully tested and are supported on Windows 10. They will still be installed on your computer after the upgrade to Windows 10 is complete. Office 365 (Version 16)
If you're looking for the steps to download and install the latest version of Office such as Microsoft 365, Office 2021, Office 2019, or Office 2016, see Install Office on your PC or Mac. How do I reinstall Office?
To install either the 32 or 64-bit version of Microsoft 365, Office 2021, or Office 2019, follow the steps in Install Office on a PC. Important: If you install the 64-bit version, but want the 32-bit version instead, you must first uninstall the 64-bit version before installing the 32-bit version.
If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription.
