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

Learn about file sharing over a network in Windows. Note: This article focuses on how to share files or folders over a Local Area Network (or LAN), such as connected computers within your home or workplace.If you are trying to find out how to share a file over the Internet, for example with a friend or family member, OneDrive provides easy ways to accomplish this.

Learn how to download, install, and configure additional language packs for your version of Windows.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

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.

How to calculate the number of days, months, or years between two dates using the DATEIF function in Excel.

Learn how to download Microsoft Support and Recovery Assistant to help fix problems with Microsoft 365, Office, or Outlook.

可以通过两种方式将 Xbox 无线控制器连接到主机：使用主机的“配对”按钮 进行无线连接和使用 USB 到 micro-USB 电缆（或 USB 到 USB-C 电缆）进行有线连接。

Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.

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