Note: Use these steps for Windows programs.If you're having problems with an app you got from Microsoft Store, go to Fix problems with apps from Microsoft Store.

Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.

Sending a message If you haven't already set up messages, do the following: On your PC, in the Phone Link, select Messages.. To start a new conversation, select New message.. Enter the name or phone number of a contact.

If you can’t sign in because you can’t remember your password or believe it may have been changed, go to:

了解如何修复错误代码 0x80070422，以便可以在 Windows 电脑上安装 Xbox 游戏。

A factor in authentication is a way of confirming your identity when you try to sign in. For example, a password is one kind of factor, it's a thing you know.

如果 Forza Horizon 4 或 Forza Horizon 5 无法启动，或在你的 Windows 设备上崩溃，可以尝试我们提供的多种故障排除步骤。

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 ...

可以将 Microsoft Authenticator 用于多个帐户，包括Microsoft个人帐户;工作/学校帐户;以及非Microsoft帐户，如亚马逊、Facebook、Instagram 和谷歌。 在添加帐户之前， 请下载应用 。

修复了使用 Microsoft Visual C++ 2013 生成的程序崩溃并收到"非法指令"异常的问题。