Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

在最多 300 人的中大型会议中使用分组讨论室，以促进更多的个人联系和有意义的讨论。 使用 Teams 桌面版的会议组织者可以创建和管理分组讨论室。

Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.

Using the new Microsoft Teams, you can now be logged into multiple work, school, and personal accounts on the Windows desktop app. Easily switch back and forth between organizations, including guest organizations. See and change your notification settings for your various accounts.

Microsoft 365 provides powerful tools to help organize you and your family's lives. Empower you and your family through the Microsoft 365 Family subscription and learn how to create family calendars, share notes with a family notebook on OneDrive, and connect with your family on Microsoft Teams.

This update provides latest updates for Windows Security platform, which is comprised of the Windows Security app and its underlying service. To obtain the current version of Windows Security app, please run powershell command below:

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

VoIP 電話番号で Microsoft Rewards ポイントを引き換えようとした可能性があります。 Microsoft Rewards ポイントを利用するには、携帯電話または土地番号が必要です。

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

Microsoft 帐户的用途是什么？ 你需要一个 Microsoft 帐户才能登录到 Windows 电脑、Xbox 主机或任何 Microsoft 产品和服务，包括 Office、Outlook.com、OneDrive、Xbox Live、Microsoft 365、Family Safety、Skype、必应、Microsoft Store 和 MSN。