Summary. Windows includes a tool called Microsoft System Information (Msinfo32.exe). This tool gathers information about your computer and displays a comprehensive view of your hardware, system components, and software environment, which you can use to diagnose computer issues.

Learn how to manage background activity for apps to help save battery power in Windows.

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

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

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

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

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请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

Learn what to do when you see a warning message that your device does not meet Windows 11 minimum system requirements to upgrade.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.