Multiply and divide numbers in Excel - Microsoft Support
Create a simple formula to multiply and divide in an Excel spreadsheet. You can multiply two or more numbers in one cell or multiply and divide numbers using cell references. All formulas in Excel begin with an equal sign (=).
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
Create a group in Outlook - Microsoft Support
Create a group for your project or team. Create a PLC group in Outlook (Office 365 Education) A Professional Learning Community (PLC) group is a type of Microsoft 365 Group that provides a shared space for educators to use for collaboration.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, New Outlook for Windows, Outlook for Android, Outlook for iOS
如何登录或注销 Outlook.com - Microsoft 支持
如果无法登录 Outlook.com、Hotmail、Live 或 MSN 电子邮件帐户，或者不确定如何登录或注销，请尝试以下解决方案。
Applies To:
Outlook.com
Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To:
Microsoft account dashboard
Restore deleted files or folders in OneDrive - Microsoft Support
Learn how to delete and restore files in OneDrive. Recover deleted files or folders from the OneDrive recycle bin.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
Microsoft Support
Microsoft Support offers assistance for Microsoft products, including articles, videos, and training for various software and services.
下載並安裝或重新安裝 Office 2019、Office 2016 或 Office 2013
了解如何在 PC 上安裝 Office 2013，或是安裝 Mac 版 Office 2011。
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
How to get and use app passwords - Microsoft Support
Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.
Create, send, and reply to an email - Microsoft Support
Training: Watch this online training video to learn how to create and send email messages as well as reply to and forward an email in Microsoft Outlook 2016.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Record a meeting in Microsoft Teams - Microsoft Support
Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.
Applies To:
Microsoft Teams