To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk.

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 ...

If the self-help answers don't resolve your issue, try a different search, or scroll to the bottom of the Help pane and, under Still need help?, select Yes.

与以前版本的 Windows 不同的是，你需要使用媒体创建工具来创建用于安装 Windows 10 的 ISO 文件。 确保你有 Windows 10 安装许可证，然后按照以下步骤操作：

If your PC has a built-in camera or a connected webcam, you can use the Camera app to take photos and videos. To find the Camera app, select Start > Camera.. Select any heading below.

Under Edit signature, compose your signature.You can change fonts, font colors, and sizes, as well as text alignment. If you want to create a more robust signature with bullets, tables, or borders, use Word to create and format your signature text, then copy and paste it into the Edit signature box.You can also use a pre-designed template to create your signature.

若要捕获视频截图，请打开“截图工具”，选择“ 录制 ”按钮，然后选择“ 新建录制”，或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域，然后选择“ 开始”。完成后，选择“ 停止”。此时，可以按原样保存录制内容，或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。

嵌套 Excel 函数 在某些情况下，您可能需要将相应函数作为另一函数的参数使用。 例如，以下公式使用嵌套 AVERAGE 函数 ，并将结果与值 50 进行比较。 1. AVERAGE 和 SUM 函数嵌套在 IF 函数中。 有效返回值 当将嵌套函数作为参数使用时，该嵌套函数返回的值类型必须与参数使用的值类型相同。

Having trouble using Microsoft Teams? Help solve your peskiest issues and frequently asked questions (FAQs) with this troubleshooting guide.

Message recall is available after you select Send and is available only if both you and the recipient have a Microsoft 365 or Microsoft Exchange email account in the same organization.Messages sent to or from a Hotmail, Gmail, or live.com account can't be recalled.