Turn Windows Security on or off - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
在 Windows 中管理用户帐户 - Microsoft 支持
了解如何在 Windows 10 和 Windows 11 中添加用户帐户。 有了帐户之后，每个人都可拥有单独的文件、浏览器收藏夹和私人桌面。 如果你将同一 Windows 设备用于个人和学校或企业工作，你可能希望连接这些帐户，以便更轻松地访问与每个帐户关联的文件、电子 ...
更改屏幕亮度（Windows - Microsoft 支持
选择任务栏右侧的操作中心，然后移动"亮度"滑块 以调整亮度。 (如果滑块不存在，请参阅下面的备注部分。) 某些电脑可能允许 Windows 根据当前照明条件自动调整屏幕亮度。 若要了解你的电脑是否支持此功能，请选择"设置>"> 显示"。 在“亮度和颜色”下，查找“在照明条件更改时自动更改亮度 ...
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员, Project for Office 365
欢迎使用 Windows
获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。
How to check if your email address is a Microsoft account
A guide to help you identify and access your Microsoft account. How to check if your email is a Microsoft account? Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address.
适用于:
Microsoft 帐户仪表板
Help in Disk Management - Microsoft Support
Disk Management in Windows helps you perform advanced storage tasks like initializing a new drive and extending or shrinking volumes.
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
本文详细介绍了将设备从 Windows 11 家庭版升级到 Windows 11 专业版时要采取的步骤。 使用 Microsoft Store 升级到 Windows 11 专业版 从 Windows 11 家庭版 升级到Windows 11 专业版的最佳方式是通过 Microsoft Store。
Record a game clip on your PC with Game Bar - Microsoft Support
Game Bar is built into Windows 11 so you can capture videos and screenshots while playing PC games. While you're playing a game, press the Windows logo key + G on your keyboard to open Game Bar. If you have an Xbox 360 or Xbox One controller plugged in to your PC, press the Xbox button. If necessary, select the Capture icon to open the Capture widget.
support.skype.com
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