When working with large datasets in Excel, the performance of formulas plays a critical role in determining calculation speed and overall efficiency. Understanding which formulas perform best and how ...

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...

A common source of errors in Excel is "the gap"—a situation where you add new data to the bottom of a list, but your formulas ...

Discover 17 new Excel features and functions for 2026, so you track edits and data faster. Including auto-refreshing pivots ...

Formulas are one of the most important components of an Excel sheet and as such, deserve–warrant–protection. You don’t want users accidentally changing formulas and impacting the purpose of your work.

Q. I am trying to create a formula in our accounting system, but I keep getting errors. What can I do to get the formula to work? A. All Excel users know how powerful formulas are, but sometimes it ...

It can be frustrating when your formulas are not updating automatically on Excel. Building on that, here are the possible reasons why it may happen. In this post, we explain four such scenarios: The ...

After a year and a half of Copilot, the generative AI tool is getting to a genuinely useful place. That literal and figurative place is in Microsoft Excel. At the Microsoft 365 Copilot livestream on ...

Enable the Auto-Calculate option. Disable Show Formula option. Check the cell format. Check if the formula is entered correctly. Check for Circular References in the spreadsheet. If the spreadsheet ...