2. Record Validation Rule You can use a record validation rule to specify a condition that all valid records must satisfy.You can compare values across different fields using a record validation rule. For example, a record with two date fields might require that values of one field always precede values of the other field (e.g., StartDate is before EndDate).

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With PowerPoint for the web you create presentations right in your browser. Create and save your presentations in your OneDrive, and edit and share them online.

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

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Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.

喜欢早期 Windows 版本中的免费 Solitaire 游戏吗？我们已将它们全部打包在一个便利的应用中，即 Microsoft Solitaire Collection。

Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.

Notes: Macro Repeat does not support switching applications.For example, if you open your Web browser while a macro is repeating in a game, the macro stops repeating. Likewise, if you include a command in a macro to switch to a different application, Macro Repeat does not take effect, and the macro runs once only.