Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
当你尝试在电脑上安装 Xbox Game Pass 游戏时,会出现错误 0x80070422 | Xbox Support
了解如何修复错误代码 0x80070422,以便可以在 Windows 电脑上安装 Xbox Game Pass 游戏。
Getting started with Xbox accessories | Xbox Support
Find out how to set up and use Xbox headsets, controllers, and other Xbox accessories.
Hardware warranty, services, and repair
Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.
我的 Xbox 控制器无法连接或打开 | Xbox Support
检查电池:将控制器电池更换为全新电池,或确保可充电控制器已充满电。(即使你的控制器仍有电,也请执行此操作 - 电池电量不足可能会导致出现连接和功能方面的问题。
Learn about performance features in Microsoft Edge
Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).
Applies To: Microsoft Edge
管理 Microsoft 365 订阅或 Office 产品 - Microsoft 支持
登录到 microsoft365.com 以查看Microsoft 365 工作或学校帐户。 登录. 安装和管理应用。 在 Office 应用 卡上,选择“ 管理”,然后选择“ 安装 ”以安装或重新安装最新的桌面应用或其他应用,例如 Project 或 Visio 。(只要管理员 为你分配了许可证 并授予你自安装的权限,安装选项就可用。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
如何更改 Microsoft 帐户名称或地址 - Microsoft 支持
更改显示名称. 无论何时登录到你的帐户,你都可以使用显示名称。 你还将在已使用 Microsoft 帐户登录的任何 Windows 设备上看到它,它是用户在发送电子邮件或参与 Outlook.com 组时看到的名称。
Applies To: Microsoft account dashboard
帐户帮助
获取有关 Microsoft 帐户的帮助。 了解如何设置 Microsoft 帐户,如何保护它,并使用它来管理服务和订阅。
Use Game Mode while gaming on your Windows device
Prevents Windows Update from performing driver installations and sending restart notifications; Helps achieve a more stable frame rate depending on the specific game and system
升级到 Windows 10 专业版 - Microsoft 支持
了解如何升级Windows 10 家庭版Windows 10 专业版访问更高级的安全性和网络功能。