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获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

Learn how to make your Xbox family group's accounts safe and secure before playing on the Xbox service.

在 Xbox 360 上：玩家代号最多包含 15 个字符，包括空格。它们不能以数字开头。 在 Xbox One、Xbox Series X|S、Windows 上：玩家代号最多包含 12 个字符，包括空格。它们不能以数字开头。 如果收到一条消息，指出玩家代号不可用，这意味着你需要尝试其他玩家代号。

查找运行 Xbox 多人游戏连接测试时遇到的错误的解决方案。

If you can't connect to the Ethernet network on either PC, it might be a problem with your router, internet service provider, or USB to Ethernet adapter. On your home router. Try these things first to help you fix or narrow down the connection problem. Check the Ethernet cable and connection. Make sure the Ethernet cable is securely plugged ...

在“我们需要验证你的身份”屏幕上，选择用于接收你的代码的安全联系方法（电子邮件地址或电话号码）。选择列出的选项以打开你为帐户设置的所有选项的下拉列表。 按照用于完成联系人电子邮件地址或电话号码的说明执行，然后选择“发送代码”。 在手机、电子邮件或验证器应用中检查安全 ...

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

The SharePoint landing page serves as a comprehensive resource for end users exploring functionalities of SharePoint. It offers guidance on getting started with SharePoint, including how to sign in, create SharePoint sites, and set up pages to organize content effectively. Users can access tutorials on managing documents and libraries within SharePoint, as well as leveraging data and lists for ...

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.