了解如果你无法购买 Xbox 订阅，该怎么做。

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

如果你信任 Windows 安全中心检测为恶意的文件、文件类型、文件夹或进程，可以通过将该文件添加到排除项列表，以使 Windows 安全中心停止向你发出警报或阻止程序运行。

提示: 登入時，如果您下次想要直接移至信箱，請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。 或者，選取 [不要再顯示這個] 方塊，然後選取 [否]，這樣每次都會提示您輸入密碼。. 如果您無法登入或忘記您的使用者名稱或密碼，請使用我們的 [登入疑難排解員]。

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了解如何注册你的 Xbox 产品，以便申请和跟踪维修，查看保修服务，以及购买延期服务计划。还有关于注销和取消链接设备的 ...

All Xbox digital codes are 25 characters long, include both numbers and letters, and are formatted in five blocks of five characters (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx).

這些數位遊戲購買的退款條款涵蓋 Microsoft Store 的數位遊戲方案、Xbox 應用程式 (不含電影和電視應用程式)、數位化的遊戲搭售方案，以及數位耐久性和消耗性的遊戲方案, 無論是透過 Xbox 主機裝置或僅限於您的電腦提供 (統稱「數位遊戲產品」) 提供，例如遊戲季票、虛擬貨幣和微交易。

Smart charging will be paused and allow a full battery charge until your Surface needs to turn it on again. It may take several days before smart charging turns on again and limits your battery capacity to 80%.