If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...

Set screen time limits online. Learn how to manage and set device screen time limits on Windows, Xbox, and mobile devices connected through the Microsoft Family Safety app.

你不能将游戏作为数字礼品发送. 你已达到可发送的数字礼品数量限制。. 此策略旨在保护我们的游戏社区。. 可能需要等待 30 天才能再次尝试。. 此游戏可能无法以数字形式赠送。. 请查看产品页面。. 可作为礼品发送的数字产品包括选择“作为礼品购买”。. 它 ...

了解在 Microsoft Store 尝试购买内容时如何解决 Xbox 购买错误。

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Pin, remove, and customize in Quick access. By default, File Explorer opens to Quick Access. You can set a folder to show up in Quick access so it'll be easy to find. Just right-click (or long-press) it and select Pin to Quick access.

Manage devices used with your Microsoft account. Adding a device to your Microsoft account helps you see its warranty status, get support or request service. You can also find or lock it if it's lost. On this page: Add | Register | Repairs | Rename | Remove | Unlink | Find & lock.

兌換禮品卡與代碼，以購買 Xbox 並擴充您的 Xbox 訂閱。. 代碼的長度為 25 個字元 (包含數字和英文字母)，並採用 5x5 格式，即以五個字元為一組，共五組。. 代碼可以是您向 Microsoft 或信任的零售商購買的數位或實體卡片。. 如果您的帳戶有未付餘額，或是付款 ...

If you're getting an error code that isn't listed on this page, contact customer support. If you upgraded to Windows 11 for free and your device isn’t activated, make sure you’re running the latest version of Windows 11. This version includes improvements to activation and troubleshooting activation errors.