取决于你获取 Windows 11 副本的方式，你需要数字许可证或由 25 个字符组成的产品密钥才能激活该副本。 如果二者都不具备，则无法激活你的设备。 数字许可证（在 Windows 11 版本中称为数字授权）是 Windows 11 的一种激活方法，该方法不需要输入产品密钥。

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Previous Windows 11 versions before this update would still have the option available on their activity history page, and if enabled, activity history data will still be sent to Microsoft.

Summary Resetting your PC in Windows is a powerful feature that allows you to restore your device to its original state, which can be useful whether you're experiencing performance issues, software problems, or simply want a fresh start. This feature is designed to be user-friendly and provides several options to suit different needs. Before you reset your PC Resetting your PC reinstalls ...

Find out why Microsoft collects your search history, how to view and clear your search history, and which search data appears on the privacy dashboard.

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Learn how to view and delete your browser history and other history in Microsoft Edge.

More help If you're using a work or school account and couldn't install classic Outlook following the steps above, contact the IT admin in your organization for assistance.

Welcome to Windows 11! Learn about new features, upgrade FAQs, device lifecycles, and support options.

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