Add additional privacy protection to email messages with encryption.

Contact groups, or distribution lists, are a fast way to send a message to multiple email recipients, especially groups you repeatedly contact.

Learn how to identify a phishing scam, designed to steal money via fake emails.

Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

The Planner app in Microsoft Teams brings together all your tasks and plans across the Microsoft 365 ecosystem in a single convenient location. It helps you manage tasks more efficiently for individual plans and team initiatives, as well as larger scale projects that are aligned to goals and key strategic objectives.

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了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

Chat is a core feature of Microsoft Teams that allows you to communicate with your colleagues and partners in real time. Whether you want to start a one-on-one chat, a group chat, or a chat in a channel, this webpage will show you the first things to know about chats in Microsoft Teams. Learn how to create, manage, and customize your chats, and discover some tips and tricks to enhance your ...