You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

通过将 Microsoft Rewards 应用下载到 Xbox 主机，在玩游戏或购物时关注积分并赢得积分：. 按“Xbox”按钮 打开指南，然后转到“Microsoft Store”。. 选择“搜索”，然后在搜索框中输入“Microsoft Rewards”。. 从结果中选择 Microsoft Rewards 应用，然后将其下载到主机。. 还 ...

MoviesAnywhere.com. 关联帐户后，在 Xbox 或 Windows 电脑上使用“电影和电视”应用时，你会在其他已购买和租赁的电影中看到所购买的 Movies Anywhere 影片。. 新购买的影片最多可能需要 24 小时才会出现在您的电影中。. 注意 Movies Anywhere 可能不是在所有区域设置中都 ...

兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意，如果帐户的未结余额或付款选项不再有效 ...

If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.

Report a scam. If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

为了确保 Xbox Live Gold 订阅服务的定价反映当地市场行情，Xbox Live Gold 订阅卡只能在购买所在的国家或地区兑换，而不能在其他国家或地区兑换。. 如果需要在线购买 Xbox Live Gold 订阅卡，我们强烈建议从所居住的国家或地区购买，以避免出现潜在的问题。.

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