Get help with your questions about using GroupMe with our how-to articles and support content.

了解如何管理 Microsoft 帐户安全信息和排查验证码问题。

激活有助于验证你的 Windows 副本是否为正版，且未在超过 Microsoft 软件许可条款所允许数量的设备上使用。 可通过三种方法激活产品：通过 internet 联机激活、使用自动化系统通过电话激活，以及通过实时支持人员激活。

我有资格获得退款吗？ 若要检查从 Microsoft 购买的订阅的退款资格，需要先取消它。

Learn why you received a notification about unusual activity in your account and what to do next.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Learn how to use phone calls as a verification method for your Microsoft account. Follow the easy steps to enhance your security and access your apps and services.

Learn more about updates for Windows 10, version 2004, including improvement and fixes, any known issues, and how to get the update.

Run the Accessibility Checker to check your Microsoft 365 files for issues that can make it difficult for people with disabilities to read and use the files.

了解如何兑换 Microsoft Rewards 积分以获取各种出色的产品和抽奖活动。