Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
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
Check your Microsoft warranty and create service orders
Locate the device that you want to check the warranty on, then select Info & support.
在 Windows 中卸载或删除应用和程序 - Microsoft 支持
可通过不同的方式删除应用和程序,因此如果找不到要查找的应用和程序,可以尝试另一个位置。 请注意,某些应用和程序内置于 Windows 中,无法卸载。
在 Microsoft Teams 中没有帐户加入会议 - Microsoft 支持
无论是否拥有 Teams 帐户,都可以随时从任何设备加入 Teams 会议。 如果没有帐户,请按照以下步骤加入。 如果在加入 Teams 会议时遇到问题,请尝试我 无法加入 Teams 会议。
Applies To: Microsoft Teams
了解 Windows 11:基础知识 - Microsoft 支持
试一试! 通用搜索. 在任务栏上选择搜索 或按 Windows 徽标键 + S,然后键入要查找的内容。 可获取本地和共享网站或 Web 中人员、电子邮件、文件的个性化搜索结果。 桌面组
Использование панели задач в Windows 11
Узнайте, как использовать функции панели задач в Windows 11. Скрытие панели задач, закрепление приложения, изменение расположения и другие параметры панели задач.
Microsoft .NET Framework 4.7.2 offline installer for Windows
Issues that are fixed in this update. The following issues are fixed for .NET Framework 4.7.2. SQL Server (SQL) Fixes an issue in which the .NET Framework API SqlConnection.ConnectionString property is used to set a null or empty connection string. In this situation, a Null Reference Exception (NRE) occurs when you use the API together with .NET Framework 4.7.2.
Change the account used to send email messages
Why is the From button is missing? If you see the Send button, but don’t see the From button, the typical cause is that your Outlook profile contains only one email account. To view the From button, you'll need to add another email account.. If you have multiple email accounts, you can add the From button manually.Once you add the From button, you can't remove it unless you remove all but ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Windows 10 更新助手 - Microsoft 支持
此疑难解答将为计算机尚未更新至最新版本 Windows 10 版本 1607 的客户提供协助。 此更新最初只会发布给一小组有针对性的客户。 这些客户会随着时间的推移而扩展。 Windows 用户可以从本文启动助手。
Cellular settings in Windows - Microsoft Support
Select the Network icon on the lower right corner of the taskbar, and then select Manage Cellular connections (>) for the Cellular quick setting.Often, you’ll see the name of your mobile operator under the Cellular quick setting.