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

Why spend an hour when one formula can do it in seconds?

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas (with or without help from the Copilot AI assistant) and ...

EPPlus supports dynamic array formulas and spill ranges from version 7. A dynamic array formula is a formula that returns multiple values — the results automatically spill into adjacent cells, just as ...

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 ...

If you often work with data that starts life as a text file or CSV, Microsoft Excel now has new built-in tools that simplify how that information gets pulled into a spreadsheet. The update introduces ...

Array constants in Microsoft Excel are powerful tools for performing multiple calculations with a single formula. Using array constants in your Excel worksheets avoids the need for lengthy or repeated ...

If you’re just dying to talk to Copilot within Excel, good news: Copilot is now a traditional Excel function within Excel for Windows and the Mac. But wait, you say. Copilot is already in Excel! For ...

Microsoft has just introduced the Copilot function in Excel for Windows and Mac. With the new function, Excel now becomes a space for analyzing text, generating ideas, and simplifying repetitive tasks ...

Imagine you’re tasked with analyzing two datasets—one containing a list of products and another with customer segments. How do you uncover every possible pairing to identify untapped opportunities?