Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to troubleshoot and fix problems with nearby sharing in Windows.

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Learn how to check if your PC is capable of running TPM 2.0 or how to enable TPM 2.0 to upgrade to Windows 11.

若要在 Microsoft Teams 中播放录制的会议，请转到会议的聊天历史记录，然后单击“播放”。

登录时，你将获得最个性化的体验。 可以自定义主页并添加你的兴趣和其他个性化功能。 如果尚未登录，MSN 可以存储 cookies 中的某些设置。

Learn about the message "Wi-Fi isn't secure" that appears in Windows when you're connected to a Wi-Fi network that's not secure.

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