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联系 Microsoft Office 支持人员 - Microsoft 支持
联系 Microsoft Office 支持人员. 针对 Microsoft 365 的专业直接支持提供额外的咨询支持和主动服务,以帮助规划、实施、维护和优化Microsoft 365 解决方案,这些解决方案符合业务需求,并提供反应式支持来帮助你完成工作。
减小 PowerPoint 演示文稿的文件大小 - Microsoft 支持
了解如何减小 PowerPoint 演示文稿的大小。
Applies To: PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
修复 Office 应用程序 - Microsoft 支持
Microsoft 365 专属 Excel Microsoft 365 专属 Word Microsoft 365 专属 Outlook Microsoft 365 专属 PowerPoint Microsoft 365 专属 Access OneNote for Microsoft 365 Microsoft 365 专属 Publisher Visio 计划 2 Excel 2021 Word 2021 Outlook 2021 PowerPoint 2021 Access 2021 Project 专业版 2021 Project Standard 2021 Publisher 2021 Visio Professional 2021 Visio Standard 2021 Office 2021 ...
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
Send email from a different address in Outlook.com
To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.
Applies To: Outlook.com
使用 SUMPRODUCT 对一个或多个数组中的对应值的乘积求和
示例. 如果要使用 SUMPRODUCT 和 创建数组公式,下面是一个 Excel 网页版 工作簿,其数据与本文中使用的不同。. 复制下表中的示例数据,然后将其粘贴进新的 Excel 工作表的 A1 单元格中。 要使公式显示结果,请选中它们,按 F2,然后按 Enter。
Applies To: Excel 2013
為什麼我的 Xbox 訂閱付款遭拒絕? | Xbox Support
按 Xbox 按鈕 開啟快顯功能表。; 選取 [設定檔與系統] > [設定] > [帳戶] > [訂閱]。; 找出暫停的訂閱並加以選取。 在 訂閱 畫面上,選擇您想要的付款方法,並依照指示操作。
IF 函数 - Microsoft 支持
在此示例中,单元格 D2 中的公式表示:IF(C2 = 1, then return Yes, otherwise return No)如你所见,IF 函数可用于计算文本和数值。它还可用于计算错误。 不仅可以检查一项内容是否等于另一项内容并返回单个结果,而且还可以根据需要使用数学运算符并执行其他计算。
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
Outlook で .eml、.msg、.oft の各ファイルを開く - Microsoft サポート
これらのファイルタイプを開く他の方法. また、.eml、.msg、または .oft ファイルを右クリックまたはダブルクリックして、新しい Outlookで開くこともできます。
Applies To: New Outlook for Windows
Add clip art to your file - Microsoft Support
Icons are ready-made images that you can insert, pivot, rotate, color, and resize (with no loss of quality).. Stickers are whimsical illustrations that can enliven any document.. Cartoon people are cartoon-style drawings. You can mix and match different head/hair, face, and body parts to get just the look you want.
Applies To: Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Word 2021, PowerPoint 2021, Publisher 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Word 2019, PowerPoint 2019, Publisher 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Publisher 2016
كيف يمكنني الوصول إلى البيانات أو تغييرها في Skype؟
تعرّف على كيفية الوصول إلى معلومات Skype أو تغييرها عن طريق تحديد أحد الأقسام أدناه.