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Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
使用截图工具捕获截图 - Microsoft 支持
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。
如何登录到 Microsoft 帐户 - Microsoft 支持
“我的帐户”门户通过设置和管理安全信息、管理连接的组织和设备或查看组织使用数据的方式,帮助你管理工作或学校帐户。. 若要登录到工作或学校帐户,请转到 myaccount.microsoft.com 或选择下面的“ 登录 ”。 登录. 另请参阅. 详细了解工作或学校帐户. 登录到 Windows. 登录 Office
Applies To: Microsoft 365 for home, Outlook.com, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft account dashboard, Microsoft Edge, Microsoft Teams, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Insert subtotals in a list of data in a worksheet - Microsoft Support
Important: Subtotals are not supported in Excel tables.The Subtotal command will appear grayed out if you are working with an Excel table. To add subtotals in a table, you must first convert the table to a normal range of data, and then add the subtotal. Note that this will remove all table functionality from the data except table formatting.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013
获取 Windows 中的经典免费 Solitaire 游戏 - Microsoft 支持
喜欢早期 Windows 版本中的免费 Solitaire 游戏吗?我们已将它们全部打包在一个便利的应用中,即 Microsoft Solitaire Collection。
Gérer votre abonnement Microsoft 365 ou votre produit Office
Remarque : Certains produits achetés par le biais d’un programme Microsoft Workplace Discount Program(anciennement Programme d’utilisation à domicile) avantage ou des versions de licence en volume (gérées par le service informatique d’une organisation) peuvent ne pas nécessiter de compte. Les informations ci-dessous ne s’appliquent pas à ces versions d’Office ou abonnements ...
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 for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, 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 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, 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 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
输入 Office 产品密钥的位置 - Microsoft 支持
这些步骤仅适用于 Office 专业增强版、Visio 专业版 或 Project Professional。 步骤 1:启动 Office 应用,例如 Word、Project 或 Visio,具体取决于你的购买。. 步骤 2:在“登录以设置 Office”窗口中,选择“我不想登录或创建帐户”(窗口底部的小型链接)。. 步骤 3:输入 Office 产品密钥,省略连字符。
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
在 Windows 中如何获取帮助 - Microsoft 支持
以下是查找 Windows 帮助的多种不同方法: 搜索帮助 - 在任务栏上的搜索框中输入问题或关键字,以查找应用、文件和设置并从 Web 获取帮助。
Office Help & Training
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SUMPRODUCT 函数 - Microsoft 支持
sumproduct 函数返回相应范围或数组的乘积的总和。 默认运算是乘法,但也可以加法、减法和除法。 在此示例中,我们将使用 sumproduct 返回给定项的总销售额和大小:
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