Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

In this video, you’ll learn how to sort names by last name in Excel, even when first and last names are in the same cell. We ...

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

However, in late 2025, while searching for Windows tools to automate boring tasks, I came across DropIt, an open-source ...

Katelyn is a writer with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...

Corin Cesaric is a Flex Editor at CNET. She received her bachelor's degree in journalism from the University of Missouri-Columbia. Before joining CNET, she covered crime at People Magazine and ...

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.