See also. If you can't find Microsoft Store, see Trouble finding Microsoft Store in Windows 10. If you're having trouble launching Microsoft Store, see Microsoft Store doesn't launch. If you can launch the Microsoft Store but you are just having trouble finding or installing an app, see I can't find or install an app from Microsoft Store. Need more help?

The Snap feature is a great way to improve your productivity by sharing many app windows in a single screen. Different layouts are available with many sizes to choose from, so you can get the most from your favorite apps when you are working on specific tasks.

若要限制和監視外部存取和來賓存取，您可以使用各種控制項。 這些包括啟用不同層級的外部共用、使用條件式存取原則來限制存取、使用 Azure Active Directory 存取檢閱定期檢閱外部使用者存取權、設定稽核記錄來監控外部使用者活動，以及啟用敏感度標籤來分類敏感性內容。

注意: 我们希望能够尽快以你的语言为你提供最新的帮助内容。本页面是自动翻译的，可能包含语法错误或不准确之处。我们的目的是使此内容能对你有所帮助。可以在本页面底部告诉我们此信息是否对你有帮助吗？

注意. 有关双重验证和 Facebook 帐户的详细信息，请参阅什么是双重身份验证及其工作原理？ 添加 Amazon 帐户. 可以通过启用双重验证，然后将帐户添加到应用来添加 Amazon 帐户。

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

This article is for Outlook.com. If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows.. If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal.. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.

警告: 如果取消Microsoft 365 基础版或Microsoft 365 个人版订阅，存储空间限额将还原为 5GB 的云存储空间，其中包括 OneDrive 和 Outlook.com 附件，以及 15GB Outlook.com 存储空间。 如果取消Microsoft 365 家庭版 订阅，你与之共享订阅的所有人员也会减少其存储空间限额。 如果你或与你共享订阅的人员使用了超过 ...

提示: 要在公式中包括更具体的单元格区域，您可以引用特定单元格。假设表中的每列都包含一个字母，每行都包含一个数字，就像在 Microsoft Excel 电子表格中一样。 例如，要将第二行的第二列和第三列中的数字相乘，请键入“=PRODUCT(B2:C2)”。

Notes: If your email account uses Exchange, you will see Publish This Calendar, instead of the option to publish to a WebDAV server.This lets you publish your calendar directly to an Exchange Server. In the window that opens, select the publishing options you want, and click Start Publishing.. If you're using Microsoft 365, you can still publish your calendar to a WebDAV server, but you must ...