Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

可以更改整个演示文稿的默认字体，而不是逐个更改幻灯片中的字体。 字体配对 (标题字体、正文字体) 是 PowerPoint 中的重要设计决策。

Download information. The following files are available for download from the .NET Download site: Download the Microsoft .NET Framework 4.8 offline installer package now.

How to use conditional formatting in Excel to visually explore, analyze, and identify patterns and trends.

The Microsoft Edge feature that blocks pop-ups is effective in preventing websites from automatically opening a new window or tab, or a partial window on top of your current web page. This feature is turned on by default. There are many different types of pop-ups, including advertisements, notices, offers, or alerts that can appear at various times on any web page. Some can be helpful, such as ...

Learn how to find the serial number on your Surface so you can register your product or request service.

Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.

Learn how to use Clipchamp to create, edit, and share your own custom videos.

When you install this package, the following packages or updates are installed per your operating system: In Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1, .NET Framework 4.7.2 is listed as an installed product under the Programs and Features item in Control Panel.

使用 Windows 设置应用更改桌面背景和颜色。