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.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

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In the left navigation, select Site permissions. In Site permissions, select Adobe Flash. Set the toggle on for the Ask before running Flash option. The Block and Allow lists will be available after you visit a site that uses Flash.

查看此处以了解我们当前正在跟踪的已知游戏问题，并了解可以对其执行的操作。. 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 ...

Desktop Themes. A theme is a combination of desktop background pictures, window colors, and sounds. To get a theme, expand one of the categories below, select a link for the theme, and then select Open. This saves the theme to your PC and puts it on your desktop.

哪裡可以找到我的特別福利，以及如何進行兌換？. Xbox Game Pass Ultimate 會員獨享特別福利存取權。. 新內容會定期新增，您可在 Xbox Series X|S、Xbox One、Xbox Game Pass 行動應用程式或 Windows 10 電腦專用 Xbox 應用程式上檢視及兌換。.

You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.