通过 Wi-Fi 与其他设备共享 Internet 连接，将 Windows 电脑变成移动热点。 你可以共享 WLAN、以太网或手机网络数据连接。

В течение ограниченного времени после перехода на Windows 11 вы можете вернуться к предыдущей версии Windows, выбрав Пуск > Параметры > Система > Восстановление .Рядом с пунктом Вернуться нажмите Вернуться.

Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

Energy saver automatically manages system processes and power usage for an optimal balance of PC performance and longer battery life. Select Start > Settings > System > Power & battery .If you want energy saver to turn on whenever the battery falls below a certain level, select Energy saver to expand options, then next to Turn energy saver on when battery level is at, select the battery level ...

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

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Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

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).

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Copilot for Microsoft 365 (for work) Copilot for Microsoft 365 is available now for enterprises and small businesses in over 160 regions and select languages.Before you can subscribe to Copilot for Microsoft 365, though, you need an active subscription to one of the following: