Contact - Microsoft Support
Support for Office 2021 will end on October 13, 2026. Learn more about your options for Office.
与我们联系 | XBOX Support
需要有关 XBOX 主机、XBOX 游戏或 XBOX 网络的帮助?了解如何与我们联系。
XBOX 상태 | XBOX Support
XBOX 서비스, 게임 및 앱에서 서비스 중단이 발생하는지 확인하세요.
How to sign in to Hotmail | Microsoft Support
Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.
Applies To:
Outlook.com
查找 BitLocker 恢复密钥 | Microsoft Support
摘要 当 BitLocker 无法在 Windows 中自动解锁加密驱动器时，需要 BitLocker 恢复密钥。 这是一个 48 位数字，可让你重新获得对驱动器的访问权限。
Account & profile | XBOX Support
Find everything you need to manage your Microsoft account, XBOX profile, and more.
Install Project | Microsoft Support
Project Online Professional or Project Online Premium: If you have a subscription to one of the cloud-based solutions of Project you won't see an option to install it unless you have an assigned license. If you're the Microsoft 365 admin responsible for assigning licenses, see Assign licenses to users.
Applies To:
Project Online Desktop Client, Project Professional 2024, Project Standard 2024, Project Professional 2021, Project Standard 2021, Project Professional 2019, Project Standard 2019, Project Professional 2016, Project Standard 2016, Office 365 Small Business
El código de error 8007274C aparece al iniciar la Consola XBOX 360
Obtén información sobre cómo solucionar el error 8007274C para que puedas iniciar tu XBOX 360.
适用于电脑的游戏服务修复工具 | XBOX Support
如果在电脑上安装或更新游戏服务时遇到问题，或者你注意到电脑版 XBOX 应用启动时缺少内容，则可能需要下载并运行适用于电脑的游戏服务修复工具。
Keyboard shortcuts in Windows | Microsoft Support
Learn how to navigate Windows using keyboard shortcuts. Explore a full list of taskbar, command prompt, and general Windows shortcuts.