How to use the INDEX function in Excel to return a value or reference to a value within a table or range.

Using pages is a great way to share ideas using images, Excel, Word and PowerPoint documents, video, and more.You can create and publish pages quickly and easily, and they look great on any device.

Customize the appearance of a bulleted, numbered, or multilevel list with new styles, different symbols or images for bullets, number fonts, and other options.

Learn how to change your notification settings and quick actions using the notification center in Windows.

Shrink the OS partition and prepare the disk for a new recovery partition. To shrink the OS, run diskpart

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

When you make your computer a trusted device, you won't need to enter a security code each time you try to access sensitive info, like credit card information associated with your Microsoft account.

Microsoft Edge is the only browser that lets you take notes, write, doodle, and highlight directly on webpages. Then you can save and share your handiwork in all the usual ways.

Use family safety settings to block inappropriate websites and searches on Windows, Xbox and mobile devices.

See examples of column formula syntax for use in SharePoint lists and libraries.