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.

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.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history. On the Order history page, find your order and then look under Status. Open Rewards dashboard.

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.

您使用 Office 移动应用软件时适用以下条款，但前提是您通过 Microsoft 在线商店之一（如 Windows 应用商店）购买该软件。. 如果购买的该软件预安装在您的设备上，则您使用 Office 移动应用软件时适用您同意遵守的针对 Windows 操作系统的 Microsoft 软件许可条款（以下 ...

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results. Right-click Start , then select Run. Type regedit in the Open: box, and then select OK.

通过云游戏和安装来玩 Xbox 主机游戏. 了解如何使用 Android、iOS 或 Windows 设备在 Xbox 上玩云游戏。.

只需承担较低的包月价格，即可畅玩 100 多款精彩的 Xbox 游戏，包括一些专为 Xbox 360 和第一代 Xbox 打造的游戏。. Game Pass 订阅适用于 Xbox Series X|S、Xbox One、电脑和移动设备。. Xbox Game Pass Ultimate 适用于主机、移动设备和电脑，它还附带有 Xbox Live Gold 订阅。. 有关 ...

下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. 如果这是你 第一次 安装 Microsoft 365，则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转 ...

如何改为使用 Xbox Game Pass Ultimate？. 在主机上，通过“Microsoft Store” > “会员资格”，获取 Xbox Game Pass Ultimate。. 如果在线，可转到 Xbox Game Pass。. 购买 Game Pass Ultimate 后，Xbox Game Pass、Xbox Live Gold 或 EA Play 的任何订阅预付时间都会按照当前转换率自动转换为 Xbox ...