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

In Windows Media Player, you can play audio CDs, data CDs, and data DVDs that contain music or video files (also known as media CDs). You can also play video CDs (VCDs), which are similar to DVDs, although the video quality isn't as high.

For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history. On the Order history page, find your order and then look under Status. Open Rewards dashboard.

Fixes an issue in which applications that use the MFC library of Visual C++ 2013 may behave incorrectly when the operating system is in high-DPI mode.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

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。

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。

在 Microsoft Teams 中向频道发送消息. 转到 Teams 中的任何频道时，你将看到的第一个选项卡是 “帖子 ”。. 将帖子视为一个大型群组对话。. 有权访问该频道的每个人都可以在“ 帖子 ”选项卡上查看消息。. 关于通道中的消息，另一个关键事项是，对频道消息的 ...

频道是在 Teams 中协作的最佳位置，我们引入了一些更改，使你和你的团队成员更容易协同工作。 新的频道体验提供了一种有条理的透明方式来共享内容和进行引人入胜的对话。