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。

To use your camera with apps on Windows 11, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

只要其中一个表具有与所有其他表共有的字段，就可以使用 VLOOKUP 将多个表合并为一个表。 如果需要与使用较旧版本的 Excel 的人共享工作簿，且旧版本不支持将多个表作为数据源的数据功能，这会特别有用 - 通过将源合并到一个表中并将数据功能的数据源更改为新表，则该数据功能可在较旧版本的 ...

Learn how to crop an image into a shape in Microsoft Office applications, like Word and PowerPoint.. How to fit a picture inside a shape in Word for the web. The web version of Word for the web doesn't include the crop-to-shape capability found in the desktop application.

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Open PowerPoint again. On the File tab of the toolbar ribbon, select New.. The custom theme that you just saved is listed at the top left corner, named Default Theme.The thumbnail image looks like a widescreen slide, but in reality, when you create a new presentation based on that theme, the presentation has the aspect ratio that you've defined for this default theme.

Do. Don't. Do make the new password significantly different from previous passwords. Don't use the same password for different accounts. Do use a sentence or phrase converted into a string of initials, numbers, and symbols.

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.