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。
Activate Windows - Microsoft Support
To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:
Install Office 2007 - Microsoft Support
Activate Office 2007. You’ll need to activate Office to keep your Office programs working fully. To activate from Excel, Word, PowerPoint, and Access:
适用于: Office 2007
使 VLOOKUPINDEX MATCH - Microsoft
下面是如何使用 VLOOKUP 的示例。 =VLOOKUP(B2,C2:E7,3,TRUE) 在此示例中,B2 是第一个 参数,即函数运行所需的数据元素。VLOOKUP 第一个参数是要查找的值。 此参数可以是单元格引用,也可以是固定值,例如“smith”或 21,000。
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
Sign in to SharePoint - Microsoft Support
In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.
适用于: Microsoft 365 中的 SharePoint
Outlook.com ...
Outlook.com でサポートを受けるには、ここ をクリックするか、メニュー バーの [ヘルプ] を選択してクエリを入力します。 セルフヘルプで問題が解決しない場合は、[さらにヘルプが必要ですか?] まで下にスクロールし、[はい] を選択します。 Outlook.com でお問い合わせいただくには、サインイン ...
适用于: Outlook.com
Activate Office - Microsoft Support
Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.
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 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 Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员, Project for Office 365
Edit your passwords in Microsoft Edge - Microsoft Support
Next to the password you want to change, select More actions , and then select Edit.
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)
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 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, 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
Turn Bluetooth on or off in Windows - Microsoft Support
Here's how to turn Bluetooth on or off in Windows 11: Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off.