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

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

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

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Manually download a language for Cortana speech. Go back to Settings > Time & language > Language, select your new language, and then use the up-arrow button to move it to the top of the list and make it the default.

Get started with news and interests, choose how weather looks on your taskbar, turn it on and off, personalize your feed and choose interests and followed publishers.

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。

Learn how to stop Microsoft Edge from starting automatically.

Notes about this update. When this update is installed, Windows may attempt to download and install feature updates to your device if it is approaching or has reached the end of support for your currently installed Windows version.

Summary. Microsoft Update Health Tools is offered to devices through Windows Update as update KB4023057. This update is applicable for both Windows consumer and commercial devices, with a slightly different purpose and functionality.