Microsoft 365 help & learning

Supercharge your day with Copilot

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How to get Copilot

Make your day even easier with Copilot in Microsoft 365 apps.

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AI credits and limits

Learn about AI credits and feature limits for each Microsoft 365 plan.

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Turn ideas into action

Draft, summarize, analyze, and explore ideas with Copilot Chat.

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Take productivity on the go

Access to your AI assistant and favorite apps from your mobile device.

Get more done in your favorite apps

Microsoft 365 Copilot app

Outlook

Word

PowerPoint

Teams

Excel

OneNote

OneDrive

Clipchamp

SharePoint

Install, activate, and manage Microsoft 365

Microsoft 365 subscription

How to upgrade your Office

Compare Microsoft 365 and Office 2024

Update Microsoft 365 for Windows

Frequently asked questions about Copilot in Microsoft 365 subscriptions

Install and activate

Activate Office

Install Office apps on your PC or Mac

Where to enter your product key

Fixes or workarounds for Office installation or activation issues

Account and billing management

Forgot username or password

Turn recurring billing on or off

Cancel a Microsoft 365 subscription

Share your Microsoft 365 Family or Premium subscription

Explore more Microsoft 365 resources

Microsoft 365 for Enterprise

Microsoft 365 for Education

Technical resources and training

Windows end of support and Microsoft 365