How to open all of your Favorites Bar shortcuts in the Microsoft Edge web browser.

Learn how to switch between Office 365 for home subscription plans, which include Office 365 Home, Office 365 Personal, and Office 365 University. You will also learn how to redeem a free Office 365 subscription that came with your computer or tablet if you have an existing Office 365 subscription plan.

Learn how Smart charging in Windows can help your battery last longer over time.

Learn more about what items get imported from Google Chrome and other browsers to Microsoft Edge and how to import Third-Party Passwords to Microsoft Edge.

Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

How to use Storage Sense to free up hard drive space on your Windows device.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Get answers to all of your Microsoft Word questions. Find Word help, how-to articles, training videos, tutorials, and more.

Warning: Excel provides the DATEDIF function in order to support older workbooks from Lotus 1-2-3.The DATEDIF function may calculate incorrect results under certain scenarios. Please see the known issues section of this article for further details.

How to use the COUNT function in Excel to count the number of cells that contain numbers, and to count numbers within a list of arguments.