在Windows 11电脑上启用虚拟化 - Microsoft 支持
虚拟化可让你的电脑模拟不同的操作系统，例如 Android™ 或 Linux。 通过启用虚拟化，你可以访问更大的应用库，以便在电脑上使用和安装。
更新到新Microsoft Edge - Microsoft 支持
如果我的设备上没有管理员权限，该怎么办？ 若要完全升级到新的 Microsoft Edge，必须使用管理员帐户登录到设备。
Skype help & learning
Get help and learn how to use Skype with Microsoft's official support page.
Manage website notifications in Microsoft Edge
How to stop website notifications in Microsoft Edge. You can remove or block notifications for individual websites in the following ways: Remove or block notifications in Edge settings
Applies To:
Microsoft account dashboard
Request a refund for digital games | Xbox Support
Find out how to submit a request for a refund for a purchase of digital Xbox content.
Avoid and report Microsoft technical support scams
Provides information for avoiding and reporting Microsoft technical support scams.
Use Microsoft Translator in Microsoft Edge browser
Learn how to use Microsoft Translator in the Edge browser to translate webpages.
Applies To:
Microsoft Edge
升级到 Windows 11:常见问题解答 - Microsoft 支持
升级不同于更新，因为它会将电脑从上一版本的 Windows（如 Windows 10）升级到 Windows 11。 本常见问题解答旨在解决有关升级到 Windows 11 的问题。
SUMIF function - Microsoft Support
How to use the SUMIF function in Excel to add the values in a range that meet criteria that you specify.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
安装 Visio 或访问 Visio 网页版 - Microsoft 支持
安装 Visio (Visio 计划 2 或 Visio Professional) 下面介绍如何安装Visio 计划 2 附带的桌面应用，以及 Visio Professional 或 Visio Standard 2021、2019 或 2016 的非订阅版本。 若已拥有Visio 计划 1，请参阅“Visio for the web”选项卡下的步骤。 步骤 1：将 Visio 与你的帐户关联
Applies To:
Visio Plan 2, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office.com