Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Security key: Register your Microsoft-compatible security key and use it along with a PIN for two-step verification or password reset. For step-by-step instructions about how to verify your identity with a security key, see Set up security info to use a security key.

Look for the check box to the left of the Scroll Lock. If a check is not visible, Scroll Lock does not appear in the Excel status bar. Simply check the box to have the status appear on the status bar. If Scroll Lock is on, your cursor moves between columns and rows, not cells. Here's how to turn off Scroll Lock.

使用 Microsoft Forms ，可以在 Microsoft Teams 秒内创建即时实时轮询。 在 Teams 频道中发布投票，或在聊天窗格中快速收集反馈。

Record a meeting in Microsoft Teams. Desktop Mobile. Any Teams meeting or call can be recorded for future viewing. The recording captures audio, video, and screen sharing activity, and you can share it securely across your organization. A recording will expire and be automatically deleted after a set period of time.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

团队由频道组成，即你与队友的对话。 每个频道专用于一个特定主题、部门或项目。 默认情况下，所有团队成员都可以创建频道。 标准频道面向所有成员开放，发布的任何内容均可供他人搜索。 如果特定项目需要较少的受众，可以为团队创建一个专用频道。

Right-click on a friend’s gamertag, and then select Open chat. Select Options (…) at the top, select Send a message, enter a gamertag or choose someone (or several people) from your friends list, and then select Start chat. Enter your message in the box. When you’re done, press Enter.

了解 Microsoft Teams 中的频道。. 标准频道可供 Teams 中的所有团队成员使用。. 大多数通道都是标准通道。. 如果需要特定主题的较小特定受众，可以使用专用频道。. 共享频道用于与团队或组织内外的人员协作。.

培训：你和你的团队可以在 Microsoft Teams 中的团队和频道中进行协作。 发布公告、共享更新、查找文件等。 在此视频中了解如何使用。