: A popular free alternative that is compatible with Microsoft Office file formats.
: Use Word, Excel, and PowerPoint for free in a web browser via Office.com. : A popular free alternative that is compatible
: From your Microsoft Services & Subscriptions page, locate Office 2021 and select Install . : A popular free alternative that is compatible
If you do not have a license, consider these safe alternatives: : A popular free alternative that is compatible
If you have already purchased Office but cannot find your key, you can retrieve it through these methods:
: Most modern versions don't require a physical key after the initial setup; signing into your Microsoft Dashboard will show your active products.
This guide explains how to legally download, install, and activate using official methods. Official Setup & Activation