COUNTIFS (criteria_range1, criteria1, [criteria_range2, criteria2]…) The COUNTIFS function syntax has the following arguments: criteria_range1 Required. The first range in which to evaluate the associated criteria. criteria1 Required. The criteria in the form of a number, expression, cell reference, or text that define which cells will be ...

When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.

The SUMIFS function, one of the math and trig functions, adds all of its arguments that meet multiple criteria. For example, you would use SUMIFS to sum the number of retailers in the country who (1) reside in a single zip code and (2) whose profits exceed a specific dollar value.

Cortana voice assistance in Windows as a standalone app was retired in the spring of 2023. Additionally, Cortana in Teams mobile, Microsoft Teams display, Microsoft Teams Rooms, Outlook mobile, and Microsoft 365 mobile was retired in the fall of 2023.

Reduce the size of pictures and attachments in Outlook email messages. Send large files by using file sharing, cloud services, or other solutions for working around file size limits in Outlook.

The IFS function checks whether one or more conditions are met, and returns a value that corresponds to the first TRUE condition. IFS can take the place of multiple nested IF statements, and is much easier to read with multiple conditions.

如果无法登录到Microsoft帐户，大多数问题都可以通过登录帮助程序工具进行识别。. 该工具将要求你输入尝试登录时使用的电子邮件地址或移动电话号码，并检查你提供的详细信息。. 如果我们检测到你的帐户有问题，我们会告诉你需要执行哪些操作来解决问题 ...

如果你已使用“磁盘清理”释放设备上的空间，然后看到“磁盘空间不足”错误，这可能是因为你的临时文件夹正在被 Microsoft Store 使用的应用程序 (.appx) 文件快速占用所致。. 若要修复此问题，你需要重置 Microsoft Store，清除 Microsoft Store 缓存并运行 Windows 更新 ...

Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience. To increase security, it allows only apps from Microsoft Store, and requires Microsoft Edge for safe browsing.