此错误可能是由恶意活动、错误配置 MFA 设置或其他因素引起的。 若要进一步调查，管理员可以检查 Azure AD 登录报告。 我没有收到发送到我的移动设备的验证码. 收不到验证码是一个常见问题。 此问题通常与移动设备及其设置相关。 下面是可以尝试的一些建议。

如果设置的是新设备，并且缺少蓝牙，请检查产品规格以确保其具有蓝牙功能。 有些设备没有蓝牙。 确保蓝牙处于打开状态. 如果使用的是机身上带有实体蓝牙开关的笔记本电脑，请确保该开关已打开。 在 Windows 11 中，可通过两种方法检查蓝牙是否已打开。

Diese Problembehandlung unterstützt Kunden, deren Computer noch nicht auf die neueste Version, Windows 10 Version 1607, aktualisiert wurden. Dieses Update wird zunächst nur für eine kleine Gruppe von Zielkunden veröffentlicht und dann im Laufe der Zeit ausgeweitet. Windows-Benutzer können den Assistenten über diesen Artikel starten.

On your PC, go to Xbox.com and select Sign in.If there are problems with your account, the instructions will help you solve them. If you can’t go beyond the sign-in screen, select Forgot my password and follow the instructions.

When you add an email account to Outlook, a local copy of your information is stored on your computer. This feature allows you to access your previously downloaded or synchronized email messages, calendar information, contacts, and tasks without an internet connection.

Download Microsoft Edge from the Apple App Store and sign in with your Microsoft account.

A guide to help you identify and access your Microsoft account. How to check if your email is a Microsoft account? Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address.

Windows Update downloads updates for Windows Security automatically to help keep your device safe and protect it from attacks.

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

Here are some more Admin resources to help with debugging SharePoint errors. In addition to these links, try searching the web as there are many third-party sites and communities that offer support and tools for working with SharePoint.