使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
- Microsoft
若要计算两个日期之间的差值,请使用 DATEDIF 函数。 首先将开始日期放入一个单元格,并将结束日期置于另一个单元格。 然后键入一个如下所示的公式。
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Microsoft Support
Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.
Design the layout and format of a PivotTable - Microsoft Support
To make substantial layout changes to a PivotTable or its various fields, you can use one of three forms: Compact form displays items from different row area fields in one column and uses indentation to distinguish between the items from different fields.Row labels take up less space in compact form, which leaves more room for numeric data.
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016, Excel 2013
How to install the latest version of DirectX - Microsoft Support
Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.
How to use two-step verification with your Microsoft account
What happens when you turn on two-step verification? If you turn on two-step verification, you’ll get a security code to your email, phone, or authenticator app every time you sign in on a device that isn't trusted.When two-step verification is turned off, you will only have to verify your identity with security codes periodically, when there might be a risk to your account security.
Word for Windows training - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
适用于: Microsoft 365 专属 Word, Word 2021, Word 2019, Word 2016, Office 商业版
Reparieren einer Office-Anwendung - Microsoft-Support
Reparieren defekter Office-App-Installationen. Abhängig von Ihrem Office-Installationstyp (Klick-und-Run oder MSI-basiert) werden die folgenden Optionen angezeigt, um mit der Reparatur fortzufahren.
适用于: 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, 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 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 小型企业管理员版, 由世纪互联运营的 Office 365 - 管理员版, InfoPath 2013, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版
What's new in Word 2021 for Windows - Microsoft Support
Word 2021 for Windows enables you to create compelling content and includes co-authoring, new stock media from the Office Premium Creative Content collection, and new Draw tab additions such as Point Eraser, Ruler, and Lasso.
适用于: Word 2021
View and delete browser history in Microsoft Edge
Types of info. What will be deleted. Where it's stored. Browsing history. The URLs of sites you've visited, and the dates and times of each visit. On your device (or, if sync is turned on, across your synced devices)
Microsoft Edge - Microsoft ...
Windows 10 と Mac の Microsoft Edge でサイトをお気に入りに追加する手順について説明します。 [その他のオプション] を選択し、次のいずれかの操作を行います。 現在のタブをお気に入りに追加するには、[お気に入りに現在 のタブを追加] を選択します。