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.

I need to talk to a customer support agent. Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

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.

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 ...

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.

如果迁往新的国家或地区，而账户地区和实际位置不匹配，则可能会遇见“地区封锁”的错误，或者在购买时遇到问题。. 必须拥有一个有效的帐单地址和符合所在地的支付选项。. 如果已搬离并需要更新地区信息，请参阅关于搬迁的文章，并按照指示更改信息 ...

如果遇到预购付款错误，或者希望尝试其他购买付款方式，请参阅下面的付款方式更新方法：. 登录到要更新的 Microsoft 帐户。. Microsoft 帐户. 转到“付款和账单”，并选择“支付选项”。. 可以在此处添加或编辑付款方式。. 在“付款方式”下面，可以“添加新的 ...

The enablement package is a great option for installing a scoped feature update like Windows 10, version 22H2 as it enables an update from version 2004, 20H2, 21H1, or 21H2 to version 22H2 with a single restart, reducing update downtime. This enables devices to take advantage of new features now.

如何添加 PC 版 Game Pass？. 升级到 Xbox Game Pass Ultimate。. 在加入 Xbox Game Pass Ultimate 时，我们会将你在 Xbox Live Gold 和/或 Xbox Game Pass 上拥有的任何预付时间应用于 Xbox Game Pass Ultimate，最长预付时间为 36 个月。. 有关详细信息，请参阅：.

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.