Learn how to reinstall Windows on your PC and how activation works after it's installed.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Узнайте, как устранить проблемы Bluetooth в Windows. Устраняйте проблемы с подключением Bluetooth-устройства или аксессуара.

Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.

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. 如果在更新麦克风后未检测到Windows 11，您可能需要授予应用使用它的权限。