Learn about what effect closing a Microsoft account might have on your other apps and services.

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Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

联系支持人员 有关 Microsoft 帐户和订阅的帮助，请访问 帐户和计费帮助。. 如需技术支持，请转到联系 Microsoft 支持人员，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。 管理员

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.