Microsoft 365 help & learning

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About Microsoft 365

Microsoft 365 overview

Compare Microsoft 365 and Office 2024

Microsoft 365 FAQ

How does Microsoft storage work?

Download and install

Install Office apps on your PC or Mac

Where to enter your product key

Activate Office

Set up mobile devices

Payment and Management

Manage payment and billing

Turn recurring billing on or off

Cancel a subscription

Pay for a past due balance

Troubleshoot

Forgot username or password

Windows end of support and Microsoft 365

End of support for Office 2016 and Office 2019

Fixes or workarounds for Office Installation or activation issues

Collage of Microsoft 365 apps

Your everyday productivity app

Find and edit files, scan documents, and create content on the go with access to Copilot Chat, productivity apps, and more — all in one place.