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SUMIFS function - Microsoft Support
Problem. Description. 0 (Zero) is shown instead of the expected result. Make sure Criteria1,2 are in quotation marks if you are testing for text values, like a person's name.. The result is incorrect when Sum_range has TRUE or FALSE values.. TRUE and FALSE values for Sum_range are evaluated differently, which may cause unexpected results when they're added. ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
Applies To: Microsoft account dashboard
Outlook help & learning
Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content
Join a meeting without an account in Microsoft Teams
If you don't have an account, follow these steps to join. If you're having trouble joining a Teams meeting, try I can't join a Teams meeting . Note: For some meetings, admin settings prevent people who are not signed in from joining the meeting.
Applies To: Microsoft Teams
如何使用 Windows 11 中的任务栏 - Microsoft 支持
如果应用已打开,请在任务栏上找到应用的图标按钮,长按此按钮,然后向上滑动,直到出现“应用列表”。 如果你使用的是鼠标,请在任务栏上找到应用图标按钮,右键单击此按钮,然后选择“固定到任务栏”。
在 Microsoft Edge 中以 InPrivate 模式进行浏览 - Microsoft 支持
使用 Windows IME 键盘进行键入和墨迹书写时,可能会收集数据以改进语言识别和建议功能。 若要在 InPrivate 和普通浏览窗口中使用 Windows IME 键盘时停止墨迹书写和键入数据,请转到 Windows 设置 > 隐私 & 安全> 墨迹 & 键入个性化。
Applies To: Microsoft account dashboard
使用 SUM 函数对区域中的数字求和 - Microsoft 支持
可以使用 简单的公式对) 一组单元格 (区域中的数字求和,但在处理多个数字时 ,sum 函数 更易于使用。 例如,=sum (a2:a6) 出现键入错误的可能性小于 =a2+a3+a4+a5+a6。 下面是使用两个单元格区域的公式: =sum (a2:a4,c2:c3) 对区域 a2:a4 和 c2:c3 中的数字求和。 可按 enter 获取总计 39787。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Protect yourself from tech support scams - Microsoft Support
Tech support scams are an industry-wide issue where scammers use scare tactics to trick you into unnecessary technical support services to supposedly fix device or software problems that don't exist. At best, the scammers are trying to get you to pay them to "fix" a nonexistent problem with your device or software.
Управление учетными записями пользователей в Windows
Узнайте, как добавлять учетные записи пользователей в Windows 10 и Windows 11. В каждой учетной записи хранятся файлы пользователя, избранное браузера и личный рабочий стол пользователя.