若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

Email addresses and phone numbers associated with your Microsoft account are called aliases and they use the same contacts, online storage, subscriptions, and account settings.

The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:

usb-устройство флэш-памяти, внешний жесткий диск или dvd-диск. Пустое usb-устройство флэш-памяти или внешний жесткий диск объемом не менее 8 ГБ либо пустой dvd-диск (и устройство для записи на dvd-диски).

Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

At Microsoft, we're guided by our AI principles, our Responsible AI Standard, and decades of research on AI, grounding, and privacy-preserving machine learning.Data privacy and security is a key principle of responsible AI. We aim to help our customers use our AI products responsibly, sharing our learnings, and building trust-based partnerships.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Most software that you buy directly from Microsoft, like Office, Windows, and Xbox games, comes as a digital download that you can download, install, or reinstall.

You'll see the logo screen on your screen. Continue to hold the Volume Up button. Release the button when the UEFI screen appears. If you have a Windows Pro/Enterprise device (not a Windows Home device), you can then toggle off Type Cover port from the Devices menu and exit UEFI. Re-enter UEFI (press power + Volume Up) and toggle Type Cover port back on, then check if the Keyboard works in UEFI.

Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.