如果麦克风功能出现问题，则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新 Windows 10 后未检测到麦克风，则表示你可能需要先授予应用相关权限才能使用它。

How to determine what is causing the problem after you do a clean boot. If your problem does not occur while the computer is in a clean boot environment, then you can determine which startup application or service is causing the problem by systematically turning them on or off and restarting the computer.

Open PowerPoint again. On the File tab of the toolbar ribbon, select New.. The custom theme that you just saved is listed at the top left corner, named Default Theme.The thumbnail image looks like a widescreen slide, but in reality, when you create a new presentation based on that theme, the presentation has the aspect ratio that you've defined for this default theme.

Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.

Как открыть приложение "Проверка работоспособности ПК" В Windows воспользуйтесь поиском на ...

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).

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

了解如何升级Windows 10 家庭版Windows 10 专业版访问更高级的安全性和网络功能。

Remarque : Si moins de 10 jours se sont écoulés depuis la mise à niveau vers Windows 10, votre version précédente de Windows s’affiche en tant que fichier système que vous pouvez supprimer.Si vous devez libérer de l’espace disque, vous pouvez le supprimer, mais n’oubliez pas que cela supprimera votre dossier Windows.old, qui contient des fichiers qui vous donnent la possibilité ...