新的 msn 网站可为您提供最好的在线信息，并且是独一无二的，您可以在一天内使用不同的设备。 你可以保持连接，获得最佳服务，以便完成日常任务，并且还可以根据自己的兴趣自定义和组织主页。

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。

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.

Issues that are fixed in this update. The following issues are fixed for .NET Framework 4.7.2. SQL Server (SQL) Fixes an issue in which the .NET Framework API SqlConnection.ConnectionString property is used to set a null or empty connection string. In this situation, a Null Reference Exception (NRE) occurs when you use the API together with .NET Framework 4.7.2.

你可以在 OneDrive 上存储超过300的文件类型。 它们是安全的，可在浏览器、移动应用、Mac 和 Pc 上使用。 无论是否拥有 Office，您都可以与其他人在 Office 文档中进行编辑和共同创作。

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.

Warning When removing an email alias that’s connected to a Microsoft domain (such as @Outlook.com, @Live.com, or @Hotmail.com), that email is completely deleted from our systems and can’t be used to send or receive emails. It won’t be available for use again as an alias on another account. Microsoft doesn’t recycle email addresses, so it can’t be reclaimed at a future time.

Import a text file by opening it in Excel. You can open a text file that you created in another program as an Excel workbook by using the Open command. Opening a text file in Excel does not change the format of the file — you can see this in the Excel title bar, where the name of the file retains the text file name extension (for example, .txt or .csv).

Get a free version of Microsoft Teams (for work, school, or friends and family) If you don’t have Microsoft 365 and you don’t use a business or school account, you can get a basic version of Microsoft Teams.