Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

System requirements and setup steps for the Phone Link app

在 Windows 11 中，你决定何时以及如何获取最新更新，以保持设备平稳且安全地运行。 要管理你的选项并查看可用更新，请选择检查 Windows 更新。或者选择"开始> 设置> Windows更新"。 以下是你可能正在寻找的某些其他信息：

Enter your current password, enter your new password, and then select Save.

Get the steps for showing your favorites bar in Microsoft Edge and Internet Explorer 11.

How to combine text or data from two or more cells into one cell in Excel.

PC 또는 Mac에서 Microsoft 365 또는 Office 2019를 설치, 다시 설치 또는 정품 인증하는 방법을 알아봅니다. 가정용Microsoft 365 또는 Office 홈 제품이 있고 제품 키*와 함께 제공된 경우 처음으로 설치하기 전에(또는 Microsoft 365 Family 있는 경우 공유) 먼저 제품 키를 사용해야 합니다.

Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.

Aprende a actualizar controladores en Windows usando Administrador de dispositivos para actualizar o reinstalar un controlador.

Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.