在电脑上 在“设置”中检查网络状态。打开设置 >网络和 Internet。检查屏幕顶部的以太网连接状态。 请确保网络连接名称下面显示“已连接”。如果存在错误，例如显示“需要操作”的错误，请选择“以太网”以查看以太网连接设置。 如果一根以太网电缆不起作用，并且附近有其他以太网电缆，请 ...

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

A theme is a combination of desktop background pictures, window colors, and sounds. Get a theme. To get a theme, expand one of the categories below, select a link for the theme, and then select Open.This saves the theme to your PC and puts it on your desktop.

查找 Microsoft Excel 帮助和学习资源。 了解如何有效使用 Excel 的指导文章、指南、培训视频和提示。 跟着现场讲师学习 Microsoft 提供实时指导，帮助你学习 Excel 公式、提示等，从而节省时间并提升技能。

Step 2: Back up your folders. Windows Backup is an easy, single stop for all of your backup needs. Your free Microsoft account comes with 5 GB of OneDrive cloud storage (and more storage is available if you need it), and backing up your folders syncs the folders you specify to your OneDrive account, making them instantly accessible on all computers that you use with this Microsoft account.

如果显示“为此网页设置组”，则需指定是要创建新组还是使用现有组作为此网站的访问者、成员和所有者。 在每个部分中，执行下列操作之一： 如果单击 "创建新组"，则为新的 SharePoint 组接受自动创建的名称，或键入新名称，然后添加所需的人员。

Microsoft Edge 是 Microsoft 推荐的浏览器 Internet Explorer 11 在 Windows 7 上不再受支持。 相反，我们建议切换到 Microsoft Edge。 Microsoft Edge 是为了给你带来最好的上网体验而建立的，让你在浏览网页时有更多自主性，并获得更多隐私保护。

Equation Editor (Microsoft Equation 3.0) was included in earlier versions of Word, but was removed from all versions in the January 2018 Public Update (PU) and replaced with a new equation editor.

Note: If you see the icon next to the On/Off toggle for an app, you can select it to see the registry location that contains the path for the app. Apps installed through Microsoft Store (.MSIX apps) don’t have these icons. If you select the icon for these apps, File Explorer opens and highlights the executable file.

Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown.