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.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Open the Authenticator app, select Add account from the Customize and control icon in the upper-right, select Other account (Google, Facebook, etc.), and then select OR ENTER CODE MANUALLY. Enter an Account name (for example, Amazon) and type the Secret key from Step 1, and then select Finish.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

兑换数字代码. 所有 Xbox 数字代码长度均为 25 个字符，包括数字和字母，并且采用五组字符（每组包含五个字符）格式 (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx)。. 如果你尝试在 Windows 或 Xbox 设备上兑换代码，请确保已正确输入所有 25 位数字。. 若要了解有关 Xbox 礼品卡和代码的 ...

为你的 Xbox 设备获取服务. 如果已注册设备，请登录到设备服务，以查看该设备的保修状态。. 如果设备在保修期内，则可免费进行维修。. 如果设备超出保修期，则将收取维修费。. 登录 Microsoft 帐户. 如果尚未注册设备，请按以下步骤操作：. 注册或注销 Xbox ...

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

请按照以下步骤重置你的 Microsoft 帐户密码。. 一次只能使用一个 Microsoft 帐户登录到 Windows 电脑版 Xbox 应用。. 但是，你可以在不同的 Microsoft 帐户之间切换。.

A factor in authentication is a way of confirming your identity when you try to sign in. For example, a password is one kind of factor, it's a thing you know. The three most common kinds of factors are: Something you know - Like a password, or a memorized PIN.

若要要求退款，您必須登入您用來進行購買的 Microsoft 帳戶，並提供所購買內容的名稱、訂單編號和需要退款的原因。. 您可以連絡 aka.ms/contactxboxsupport 以要求退款和取得其他支援。. 如需有關實體 Xbox 產品 (例如遊戲光碟片和主機) 及其他 Microsoft 產品提出要求的 ...