Suppose you want to find out how many times particular text or a number value occurs in a range of cells, there are several ways to count how often a value occurs.

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

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

若要捕获视频截图，请打开“截图工具”，选择“ 录制 ”按钮，然后选择“ 新建录制”，或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域，然后选择“ 开始”。完成后，选择“ 停止”。此时，可以按原样保存录制内容，或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。

使用 vlookup、hlookup 和其他函数（如 index 和 match）根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup，然后链接到更多内容。

Learn about what effect closing a Microsoft account might have on your other apps and services.

To play a recorded meeting in Microsoft Teams, go to the chat history of the meeting and click Play.

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.

How to stop website notifications in Microsoft Edge. You can remove or block notifications for individual websites in the following ways: Remove or block notifications in Edge settings

Use Find my device to locate and lock your lost or stolen Windows devices.