Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

To turn off your PC in Windows 10, select the Start button, select the Power button, and then select Shut down.. I'm having trouble opening the Start menu

为什么我无法批准 手机连接 上的通知？ Android 13 要求是在 Android 设备上批准通知。 可以在配对过程中执行此操作，也可以在 Android 设备上转到 “系统设置 > 应用 > 连接至 Windows > 通知 ”并切换权限。 为什么需要授予通知权限？

Here's how to turn Bluetooth on or off in Windows 11: Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off.

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

Remarques : Votre mot de passe Hotmail ou Outlook.com est le même que celui de votre compte Microsoft. Si vous pouvez vous connecter mais que vous rencontrez des problèmes avec Outlook.com, vérifiez l’état du service.Si l’état n’est pas vert, patientez jusqu’à ce que le service fonctionne normalement et essayez de vous reconnecter.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Important: The following steps apply only to devices currently running an activated copy of Windows 11 Home.If you’re not activated, we recommend you activate Windows 11 Home first. For more info, see Activate Windows.

Windows devices may 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).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.