Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.

Monster formulas don't have to stay monstrous.

The biggest stories of the day delivered to your inbox.

If the UNIQUE function isn’t working in Microsoft Excel on your Windows 11/10 PC, read this post to learn how to fix the issue. The UNIQUE function extracts a list of distinct (non-duplicate) values ...

Q. I get a detailed revenue transaction export from the client, and then I get it again, revised, usually after I’ve already filtered, sorted, and documented my selections. I’m tired of reapplying ...

The introduction of dynamic arrays triggered the biggest change to how we work with Microsoft Excel formulas in years, if not decades. They allow a single formula to spill multiple results into ...

Imagine opening an Excel file expecting to see numbers, only to find that every cell displays formulas like =SUM(A1:A10), instead of the actual results. It can be confusing and frustrating, especially ...

Microsoft has been adding new features to Excel lately, and the latest one could change the way people work with formulas. The company has now introduced formula completion, an AI-powered tool that ...

Q. I currently keep a static to-do list, and I would like to update it to be more dynamic. Do you have any advice? A. Microsoft Excel is best known for crunching numbers, but it’s also a powerful tool ...