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.
在 Teams 作业中设置加权评分类别 - Microsoft 支持
在 Teams 作业中设置加权评分类别. 在Microsoft Teams 教育版中,默认情况下,成绩按总分除以可用最大分数计算。. 通过建立加权评分类别,教师可以将权重分配给不同类型的作业,以反映其重要性。. 重要: 对于使用评分类别的课堂,任何带分数的作业都必须具有 ...
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
啟用或停用 Yammer 電子郵件和電話通知 - Microsoft 支援服務
附註: 您的 IT 系統管理員或社群系統管理員有時會在 Yammer 中傳送通知,並傳送有關您的帳戶和活動更新的電子郵件,例如您偏好的電子郵件通知設定以外的重要公告。 系統管理員必須使用新的Yammer來傳送必要的公告,不過新的和Yammer的使用者都會收到通知。 如果您對您偏好的電子郵件通知設定 ...
Applies To: Microsoft 365 admin
How to perform a clean boot in Windows - Microsoft Support
Here's how: Select Search , then type computer management. Select Computer Management from the list of results. In the console tree, select the arrow to expand Services and Applications, and then select Services. In the details pane, right-click or swipe down on Windows Installer, and then select Start. Describes how to use the clean boot ...
在 OneDrive 中使用 Office 网页版 - Microsoft 支持
注意: 如果该笔记本不是 OneNote 2010 文件格式,则 OneNote 将提示您升级该笔记本。请单击“升级”,然后在“笔记本属性”对话框中单击“转换为 2010”。此时将出现提示,警告您以前版本的 OneNote 用户将无法再共享该笔记本,请单击“确定”。这样,所有使用以前版本 OneNote 的用户都将可以使用 ...
Applies To: Excel for the web, Word for the web, OneNote for the web, PowerPoint for the web, Office.com
DATEDIF function - Microsoft Support
Argument. Description. start_date . Required. A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas or functions (for example, DATEVALUE("2001 ...
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, SharePoint Foundation 2010, SharePoint Server 2010, Windows SharePoint Services 3.0
修复 Office 应用程序 - Microsoft 支持
Windows 10 Windows 11. 访问修复工具的步骤因操作系统的不同而异。. 右键单击左下角) ( “开始” 按钮,然后在弹出菜单中选择“ 应用和功能 ”。. 选择要修复的 Microsoft Office 产品,然后选择“ 修改 ”。. 注意: 即使要修复的只是一个应用程序(如 Word 或 Excel),此 ...
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Microsoft 支持
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows、Surface 等操作方法的文章、视频和培训。
Calculate the difference between two dates - Microsoft Support
Use the DATEDIF function when you want to calculate the difference between two dates. First put a start date in a cell, and an end date in another. Then type a formula like one of the following. Warning: If the Start_date is greater than the End_date, the result will be #NUM!.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Choose text encoding when you open and save files
Tip: When you open an encoded text file, Word applies the fonts that are defined in the Web Options dialog box. (To reach the Web Options dialog box, click the Microsoft Office Button, click Word Options, and then click Advanced.In the General section, click Web Options.)You can select the options on the Fonts tab in the Web Options dialog box to customize the font for each character set.
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016