Learn how to format text, add graphics, and more in Word documents. Create professional-looking documents with ease using our step-by-step guide. Try it now!

Training: Watch and learn how to use Word in Windows. Explore Microsoft Word training guides, articles, and how-to videos.

Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.

Troubleshoots and fixes common issues with security and malware prevention in Windows.

Learn how Smart charging in Windows can help your battery last longer over time.

An icon is added to the right of your Address bar, letting you sign in and customize the extension. To change your My Apps portal using the extension

Credential Manager lets you view and delete your saved credentials for signing in to websites, connected applications, and networks. To open Credential Manager, type credential manager in the search box on the taskbar and select Credential Manager Control panel.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Voice Recorder has lots of options like adding markers to identify key moments, and the ability to trim, rename, and share your recordings.

可以使用 简单的公式对) 一组单元格 (区域中的数字求和，但在处理多个数字时 ，sum 函数 更易于使用。 例如，=sum (a2：a6) 出现键入错误的可能性小于 =a2+a3+a4+a5+a6。 下面是使用两个单元格区域的公式： =sum (a2：a4，c2：c3) 对区域 a2：a4 和 c2：c3 中的数字求和。 可按 enter 获取总计 39787。