Troubleshooting verification code issues. Avoid and report Microsoft technical support scams. Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are. Here’s how to get your console and Windows device ready for installations that you’ll be able to start from your phone or mobile device.

There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you. Start. I'm not getting my verification code.

Use the Microsoft Authenticator app to sign in securely without a password. Learn why you received a notification about unusual activity in your account and what to do next.

如果在电脑上安装或更新游戏服务时遇到问题，或者你注意到电脑版 Xbox 应用启动时缺少内容，则可能需要下载并运行适用于电脑的游戏服务修复工具。. 注意 在某些情况下，你可能无法运行游戏服务修复工具，除非你在电脑上以本地管理员身份登录。. 当 Windows ...

你尝试在 Xbox 主机上玩某款游戏时看到以下错误代码：. 0x803f9007. 这可能意味着下列情况之一：. 游戏光盘未在主机中。. 该游戏已购买并且下载，但你未登录和连接到 Xbox Live。. 该游戏试用期已过期，需要购买该游戏。. 若要解决此问题，请尝试以下解决方案 ...

If you're having problems with two-step verification on a personal Microsoft account, which is an account that you set up for yourself (for example, danielle@outlook.com), see Turning two-step verification on or off for your Microsoft account.

New Outlook for Windows. You can use drag and drop to open email messages saved with the extension .eml, .msg, .oft in new Outlook for Windows. Note: You must have an active Internet connection to open these file types.

尋找 Xbox 序號. Xbox 主機的序號標示在兩個地方：. 主機背面的貼紙上 (Xbox One 是在主機底部)。. 您的設定中。. 選取 [設定檔與系統] > [設定] > [系統] > [主機資訊]。. 序號會在顯示清單的第一項。.

If the website isn't prepared to handle the traffic, you might encounter delays. During times of heavy computer virus outbreaks, the Internet can slow down. Many viruses spread by causing computers to send out hundreds or thousands of copies of the virus. This can slow the Internet by sheer volume.