Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.

了解 Xbox X|S、Xbox One、Xbox 360 和 Windows 10 上的 Call of Duty（使命召唤）、如何购买该游戏以及从哪里可获取疑难解答帮助。.

关联帐户后，在 Xbox 或 Windows 电脑上使用“电影和电视”应用时，你会在其他已购买和租赁的电影中看到所购买的 Movies Anywhere 影片。. 新购买的影片最多可能需要 24 小时才会出现在您的电影中。.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

使用 Microsoft Rewards 赢得积分. 做日常所做的事，即可赢得奖励积分。. 这很简单，而且免费。. 只需注册即可将 Microsoft Rewards 包含在 Microsoft 帐户中：. Microsoft Rewards. 注册后，登录到 Microsoft 帐户可查看当前积分。. 在 Bing.com 上，还可在帐户名称旁看到总积分。.

Your PC isn't working well and you recently installed an app. Restore from a system restore point. You suspect your device has been infected. Use installation media to reinstall Windows 11. Select one of the recovery options below and follow the steps to try to get things working again.

Xbox 自适应控制器. Xbox 自适应控制器通过为你量身定制，以实现个性化的游戏体验。. 此控制器的主要设计目标是满足行动不便的游戏玩家的需求，它具有大尺寸可编程按钮，允许将 Xbox 控制器输入指定到外部开关、按钮和游戏杆，以便帮助提高 Xbox Series X|S，Xbox ...

Use Microsoft Bluetooth Mouse. Microsoft accessories. Windows 11 Windows 10. The Microsoft Bluetooth Mouse is designed to be your go-to mouse for precise scrolling and navigation. The compact design makes it easy to be productive on the go.