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在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
Change notification and quick settings in Windows
In Windows 10, action center is where you'll find your app notifications and quick actions—which give you quick access to commonly used settings and apps.
Filter junk email and spam in Outlook - Microsoft Support
When you mark email as junk, you can report the message to Microsoft to help improve the accuracy of the junk email filter. To set junk email reporting options, select Settings > Mail > Automatic processing > Junk email reporting.. Specify when to send junk email reports
Applies To: Office for business, Office 365 Small Business, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Ways to count cells in a range of data - Microsoft Support
Excel contains several functions to help you count the number of cells in a range that are blank or contain certain types of data. Select the cell where you want the result to appear.
Applies To: Excel for Microsoft 365 for Mac, Excel 2021 for Mac, Excel 2019 for Mac
What is: Multifactor Authentication - Microsoft Support
How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!
Define new bullets, numbers, and multilevel lists
On the Home tab, in the Paragraph group, click the arrow next to Bulleted List, and then click Define New Bullet.
Applies To: Word for Microsoft 365, Outlook for Microsoft 365, Word 2021, Outlook 2021, Word 2019, Outlook 2019, Word 2016, Outlook 2016
Allow messages to be sent on your behalf when sharing a folder or ...
Under Delegate Permissions, set these five options to None: Calendar, Tasks, Inbox, Contacts, and Notes.. Selecting None for each of these options gives the delegate the basic ability to send messages on your behalf, but nothing more. Grant the delegate additional permissions (such as the ability to see your inbox) by selecting Inbox, and from the dropdown select Reviewer, Author, or Editor.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Outlook on the web, New Outlook for Windows
Reduce the size of your mailbox and Outlook Data Files (.pst and .ost)
There are several ways to reduce your mailbox size. You can use the Mailbox Cleanup tool to view the size of your mailbox and individual folders. This tool can also help you search for older or very large messages that you might want to delete or move to an Outlook Data File (.pst).
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Outlook help & learning
Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content
Write an equation or formula - Microsoft Support
The Professional option displays the equation in a professional format optimized for display. The Linear option displays the equation as source text, which can be used to make changes to the equation if needed. The linear option will display the equation in either UnicodeMath format, or LaTeX format, which can be set in the Conversions chunk.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016