Apply sensitivity labels to email messages in Outlook
You can apply sensitivity labels to your files and emails to keep them compliant with your organization's information protection policies. Sensitivity labels are configured by your administrator and because they're published to users rather than locations such as sites and mailboxes, users in the same organization might see different sensitivity labels to apply. Sensitivity labels help ...
Applies To:
Outlook for Microsoft 365, Outlook on the web, New Outlook for Windows
Xbox 和适用于 Android 和 iOS/iPad 的游戏应用程序的 Microsoft 软件许可条款 | Xbox Support
查找 Xbox 和适用于移动设备和 iPad 的游戏应用程序的 Microsoft 官方软件许可条款。
Stay updated with notifications in Planner - Microsoft Support
Planner sends email and push notifications for a variety of reasons. Some notifications can be controlled by plan members. Note: If you use Planner in Teams, additional notifications are provided by Teams. These notifications are independent of Planner and managed separately. Types of Notifications Group Email Notifications: Sent to all group members, appear in the group Outlook mailbox ...
Manage suggested recipients in the To, Cc, and Bcc fields in Outlook
Manage suggested recipients in Outlook for iOS and Android Add, find, edit, or delete a contact in Outlook
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Customer service phone numbers - Microsoft Support
This page provides support links for home users and support phone numbers for business users.
Send S/MIME or Microsoft Purview encrypted emails in Outlook
Send S/MIME or Microsoft Purview encrypted emails in Outlook using a work or school account with a qualified Microsoft 365 subscription.
Applies To:
Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft Office, New Outlook for Windows, Outlook Web App
Installing Microsoft Defender - Microsoft Support
Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.
Applies To:
Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
What's the difference between a paid Microsoft 365 subscription and the ...
Free A Free badge means an active Microsoft 365 Family or Personal subscription isn't associated with the account you signed in with. Only the free web versions of Word, Excel, and PowerPoint are available to you. To access these apps in your browser, all you need to do is to sign in to Microsoft365.com with your Microsoft account and select the app you need from the app launcher . Try Word ...
Feature comparison between new Outlook and classic Outlook
Last updated: September 12, 2025 The new Outlook for Windows brings you the latest features, Microsoft Copilot-assisted capabilities, and a new modern and simplified design to help you connect, organize, and get things done. We've put together a feature coverage matrix to help you and your teams understand what's available and coming soon, compared to what exists today in the classic Outlook ...
Applies To:
Outlook for Microsoft 365, Microsoft Office, New Outlook for Windows
SharePoint: Your company's home base - Microsoft Support
Stay connected with the SharePoint mobile app Get the app for your mobile device First steps with the mobile app for Android First steps with the mobile app for iOS
Applies To:
SharePoint in Microsoft 365