Manage your Xbox subscription. Game Pass Ultimate or a supported free to play game is required for cloud gaming. See what else you can do to get the most out of your subscription.

兌換數位代碼. 所有 Xbox 數位代碼的長度都是 25 個字元，包含數字和英文字母，且格式為五個字元一組，共五組 (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx)。. 如果您嘗試在 Windows 或 Xbox 裝置上兌換代碼，請確定您輸入的所有 25 個數字都正確。. 若要深入了解 Xbox 禮品卡和代碼，請 ...

Sign in to your Microsoft account, and see Shop & Earn History. Note that Microsoft Rewards points will expire if you don't earn or redeem anything in 18 months. Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

A vCard enables you to send contact information in a format that can be easily read in other e-mail programs. A vCard is saved as a .vcf file, which is the Internet standard for sharing contact information. When you send a vCard, its .vcf file is sent with the message as an attachment.