Create a field validation rule. Select the field that you want to validate. On the Table Fields tab, in the Field Validation group, click Validation, and then click Field Validation Rule.. Use the Expression Builder to create the rule. For more information about using the Expression Builder, see the article Use the Expression Builder.. Create a message to display for field input that is not valid

提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该Microsoft帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

Sign in to Outlook on the web with your work or school account. Go to login.partner.microsoftonline.cn and sign in with your work or school account username and existing password.. If you're not automatically signed in with your work or school account, follow the prompts to enter the email address and password for your work or school account.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history.On the Order history page, find your order and then look under Status.. Open Rewards dashboard

Note: In the following example, we're showing how to make changes to a team site using admin permissions.If you don't see Change the look, you might not have permissions to customize the SharePoint site name and description.Contact the site owner either to get permissions to make the changes yourself or to have the changes made for you. For more information, see Managing site permissions.

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.

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

SharePoint ist eine browserbasierte App, mit der Sie über Ihren Webbrowser eine Verbindung herstellen. Wenn Ihr organization Ihnen eine Lizenz zugewiesen hat, die SharePoint enthält, können Sie sich anmelden.In diesem Artikel werden die beiden häufigsten Möglichkeiten zum Anmelden bei SharePoint erläutert:

DirectX 是 Windows 中的一组组件，允许软件（主要且尤其是游戏）直接与视频和音频硬件结合使用。 使用 DirectX 的游戏可以更有效地使用内置于硬件的多媒体加速器功能，从而改善你的整体多媒体体验。

Format. Extension. Description. Formatted Text (Space-delimited).prn. Lotus space-delimited format. Saves only the active sheet. Text (Tab-delimited).txt