XBOX Support ... XBOX Support

Support for Windows 10 has ended on October 14, 2025. Learn more about your options for Windows 10.

Windows troubleshooters Network and internet troubleshooter Use the network and internet troubleshooter if you are having difficulty connecting to the internet or other network. Open the Get Help app. In the Search bar, enter connect to network and internet⁠.⁠ Select Run network diagnostics. Complete any troubleshooting steps provided until you can connect successfully.

查看保修条款，检查保修状态并了解你的 Microsoft 设备或附件的保护计划。

檢查此頁面以了解 Xbox 功能和服務的狀態更新。

Learn how to manage the online safety and privacy settings on the XBOX console for you and every member of your family group.

Find everything you need to manage your Microsoft account, XBOX profile, and more.

了解如何查找用于激活的 Windows 产品密钥，以及何时改用数字许可证。

重要 Microsoft 支持部门无法检索、提供或重新创建丢失的 BitLocker 恢复密钥。

Summary This article explains how to activate Windows online or offline using an Installation ID and Confirmation ID across Windows 11, Windows 10, Windows 8.1/8, Windows 7, Windows Vista, and Windows XP. It explains online activation steps, offline activation through the Product Activation Portal, and three offline workflows: Activation page, SLMGR command prompt, and SLUI command prompt. It ...