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.

Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

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

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。

As you browse the web, you'll see an icon in the address bar that indicates the security of the connection to the site you're visiting. This icon helps you determine if you can safely send and receive information from the site.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Learn how to use Wi-Fi 7 and Wi-Fi 6 and WPA3 in Windows for better wireless coverage and network security.