My Computer is now This PC - Microsoft Support
Find it. To get to This PC in Windows 10, open File Explorer from the taskbar and select This PC in the left pane.. Pin it to Start. If you want This PC to show up in your Start menu, open File Explorer, right-click (or press and hold) This PC in the left pane, and then select Pin to Start. Now, there's a This PC tile on the Start menu.
Featured Access templates - Microsoft Support
Analyze and store large amounts of information, and manage data more efficiently with Access database templates available for download.
Applies To:
Access for Microsoft 365, Access 2021, Access 2019, Access 2016
Stay up to date with news and interests - Microsoft Support
Get started with news and interests, choose how weather looks on your taskbar, turn it on and off, personalize your feed and choose interests and followed publishers.
Examples of query criteria - Microsoft Support
Use criteria in an Access query to find specific information from your desktop database.
Applies To:
Access for Microsoft 365, Access 2021, Access 2019, Access 2016
Language Accessory Pack for Microsoft 365 - Microsoft Support
Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 for additional display, help, and proofing tools.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, 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, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, 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
SUMIFS 函数 - Microsoft 支持
sumifs 函数是一个数学与三角函数，用于计算其满足多个条件的全部参数的总量。 例如，可以使用 sumifs 计算一个国家/地区内 (1) 邮政编码为同一个且 (2) 利润超过了特定美元值的零售商的总量。
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, Excel Web App
Use Game Mode while gaming on your Windows device
Find out how to turn on Game Mode while playing a game on your Windows 10/11 device.
Troubleshoot buying issues with Microsoft Store
Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.
Applies To:
Microsoft account dashboard
Do you need help locating your computer name? - Microsoft Support
Click System and Security > System.. On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.
Applies To:
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
DATEDIF 函数 - Microsoft 支持
警告: Excel 提供了 DATEDIF 函数，以便支持来自 Lotus 1-2-3 的旧版工作簿。在某些应用场景下，DATEDIF 函数计算结果可能并不正确。 有关详细信息，请参阅本文中的“已知问题”部分。
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