Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.

This article describes the formula syntax and usage of the AVERAGEIFS function, which returns the average (arithmetic mean) of all cells that meet multiple criteria.

How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.

You can add headers or footers at the top or bottom of a printed worksheet in Excel. For example, you might create a footer that has page numbers, the date, and the name of your file.

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Multiple IF functions can be nested together to allow for multiple criteria. The Excel IF function statement allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False.

Try it! Share files or photos with a link. With your files in OneDrive cloud storage, you can share them with others, control who can view or edit them, and work together at the same time. In your OneDrive file storage, select the files or photos you want to share, and then select Share.

Learn why you received a notification about unusual activity in your account and what to do next.

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.

Learn how to troubleshoot and use the clipboard in Windows to paste multiple items, pin items, and sync your clipboard to the cloud.