If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the Data tab on the ribbon, and created the rule in the Data Validation dialog ...

The SCAN function is best used when you need a running total—a sum that accumulates row by row, with the accumulated value ...

Russian hackers are trying to exploit human trust to spread malware, according to the Computer Emergency Response Team of Ukraine (CERT-UA). A group known as UAC-0245 launched a new campaign late last ...

Q. I work with large spreadsheets. These spreadsheets have hundreds or even thousands of rows and often 10 or more columns. It’s so much to process that I become confused and make mistakes. Does Excel ...

QUANTICO, Va. — President Donald Trump on Tuesday proposed using American cities as training grounds for the armed forces and spoke of needing U.S. military might to combat what he called the ...

Jordyn joined Investopedia in February 2025. She was previously a freelance writer covering lifestyle, entertainment, politics in the Midwest, and more. Getty Images In the event of a federal ...

Have you ever felt like Excel was holding back its true potential? While most of us rely on its familiar features to crunch numbers and organize data, there’s a hidden layer of functionality that ...

I've been writing and editing stories for almost two decades that help people use technology and productivity techniques to work better, live better, and protect their privacy and personal data. As ...

Microsoft has launched AI agents for Word, Excel, and PowerPoint. The agents are available for business and individual subscribers. Now accessible on the web, the agents will expand to the desktop.

A new Agent Mode comes to Office apps today, alongside an Office Agent in Copilot chat. is a senior editor and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 ...

Excel is the world’s most versatile data modeling tool—powering everything from household budgets to Fortune 500 profit and loss statements (P&Ls). Yet, the full power of Excel is available only to ...

Have you ever trusted a tool to simplify your work, only to find it complicates things instead? That’s the paradox many face with Excel Copilot, a innovative AI assistant designed to transform how we ...