中国的身份验证方法. 中国仅提供有限的身份验证方法。 用户可以将 Authenticator 设置为在其设备上接收可用于验证其身份的验证码，而不是使用推送通知进行双重验证。

如果在访问某些网站时不想使用代理服务器，请在例外列表中输入网站地址的结尾（例如 *.contoso.com）。. 如有多个网站，键入每个网站的地址并使用分号分隔地址（例如 *.contoso.com; *.adatum.com）。* 是通配符，因此以列出的网站地址结尾的任何网站地址都将绕过代理服务器。

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如何创建新的 Microsoft 帐户以使用 Microsoft 服务。

Important: If your Microsoft cloud storage is full, you cannot send or receive email.Messages sent to you while your storage was full are bounced back to the sender and are unrecoverable. Check your mailbox storage to see what's taking up space. Learn more about recent changes.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

使用文件共享、云服务或其他解决方案发送大型文件，以便在 Outlook 中解决文件大小限制。

First time, infrequent senders, or senders marked [External] - While it's not unusual to receive an email or Teams message from someone for the first time, especially if they are outside your organization, this can be a sign of phishing.Slow down and take extra care at these times. When you get an email or a Teams message from somebody you don't recognize, or that Outlook or Teams identifies ...

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Going passwordless refers to removing your password and using a passwordless method to sign in instead. Passwordless solutions such as Windows Hello, the Microsoft Authenticator app, SMS or Email codes, and physical security keys provide a more secure and convenient sign-in method. While passwords can be guessed, stolen, or phished, only you can provide fingerprint authentication, or provide ...