Turn new message alert pop-up on or off - Microsoft Support
A Desktop Alert is a notification that appears on your desktop when you receive a new email message, a meeting request, or a task request. By default, Desktop Alerts are turned on.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Sign in and start apps from the My Apps portal - Microsoft Support
Download and install the My Apps Secure Sign-in Extension. Download and install the My Apps Secure Sign-in Extension, if you're prompted. This extension helps you use your desktop browser to use single sign-on with your organization's cloud apps.
Insert degree symbol - Microsoft Support
Learn how to insert the degree symbol on your keyboard with ease. Our step-by-step guide makes it easy to add the degree symbol to your documents. Try it now!
Applies To:
Word for Microsoft 365, Word 2021, Word 2019, Word 2016
Outlook training - Microsoft Support
Training: Learn how to use Outlook in Windows, MacOS, iOS or Android, and Outlook on the web through a series of Outlook training courses.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business
Change an email signature - Microsoft Support
Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages.. Select File > Options > Mail > Signatures.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
UNIQUE function - Microsoft Support
Examples. Example 1. This example uses SORT and UNIQUE together to return a unique list of names in ascending order. Example 2. This example has the exactly_once argument set to TRUE, and the function returns only those customers who have had service one time.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
Customize keyboard shortcuts - Microsoft Support
Important: Reassigning a combination of keys means that you can no longer use the combination for its original purpose.For example, pressing CTRL+B changes selected text to bold. If you reassign CTRL+B to a new command or other item, you will not be able to make text bold by pressing CTRL+B unless you restore the keyboard shortcut assignments to their original settings by selecting Reset All ...
Applies To:
Word for Microsoft 365, Word 2021, Word 2019, Word 2016
What's the difference between the OneNote versions?
No matter where you live, work, or roam, there’s a version of Microsoft OneNote to fit your needs. Whether you’re on a PC, a Mac, in a browser, or on a mobile device, each version of OneNote lets you reliably access your cloud-connected notebooks to capture your thoughts and ideas.
Applies To:
OneNote for Microsoft 365, OneNote for Microsoft 365 for Mac, OneNote for the web, OneNote 2021, OneNote 2021 for Mac, OneNote for Windows 10, OneNote 2019 for Mac, OneNote 2016, OneNote for Mac, OneNote for iOS, OneNote for Android
INDEX 函数 - Microsoft 支持
注意: 如果你有当前版本的 Microsoft 365，则可在输出区域的左上角单元格中输入公式，然后单击 ENTER 以确认公式为动态数组公式即可。 否则，必须首先选择输出区域，在输出区域的左上角单元格中输入公式（公式必须作为遗留的数组公式进行输入），然后按 CTRL+SHIFT+ENTER 进行确认。
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
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.