正版 Windows 由 Microsoft 发布，并由 Microsoft 或值得信赖的合作伙伴授予相应许可并提供支持。 你需要正版 Windows 才能访问可选的更新和下载，以帮助你充分利用电脑。

In a test call, you'll see how your mic, speaker, and camera are working. Follow the instructions from Test Call Bot and record a short message. The message will playback for you. After that, you'll get a summary of the test call, and you can go to your device settings to make changes.

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

如果你想更改固件设置或 Windows 启动设置，从 U 盘启动你的 Surface 可能会很有用。 从 USB 设备启动不会刷新或重置你的 Surface。 相反，它让可以你使用 Windows 或 USB 设备上的其他操作系统启动 Surface。

To learn more, check out the Join a Teams meeting video. Join by link. All you need to join a Teams meeting is a link. Select Join the meeting now in your meeting invite to be taken to a page where you can choose to either join on the web or download the desktop app.. If you already have the Teams app, the meeting will open there automatically.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。

Automate your repetitive tasks with Office Scripts in Excel for the web. Record your actions, then replay them whenever you want. You can also edit your scripts as your workflow changes. Office Scripts are stored in the cloud, letting you update any of your workbooks as needed.

When you add a modern page to a site, you can add and customize web parts to build your SharePoint page. This article describes the Embed web part. You can display content on your SharePoint page from sites that allow embedding (like YouTube or Bing maps, for example).

如果在访问某些网站时不想使用代理服务器，请在例外列表中输入网站地址的结尾（例如 *.contoso.com）。. 如有多个网站，键入每个网站的地址并使用分号分隔地址（例如 *.contoso.com; *.adatum.com）。* 是通配符，因此以列出的网站地址结尾的任何网站地址都将绕过代理服务器。