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

Learn how to use Excel's new GROUPBY and PIVOTBY functions through five real-world examples, ranging from easy to hard. This ...

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 ...

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 ...

The NOT function in Microsoft Excel is a built-in Logical function that reverses the logic of its argument. It ensures that one value is not equal to another. When given TRUE, NOT returns FALSE. When ...

Pivot table can sometimes cause Excel to hang or crash, due to invalid attributes/elements on subtotal functions. EPPlus does not clean up conditional formatting items correctly in all cases.

TL;DR: Microsoft is launching Copilot AI for Excel, a new feature that uses advanced language models to help users analyze data, summarize information, and generate ideas directly in their ...

A new COPILOT function in Excel lets you use AI in a formula. The new skill is now available to Microsoft 365 insiders. Reduces some of the complexity involved in creating formulas. Get more in-depth ...

The new ‘COPILOT’ function uses AI to generate summaries, tags, tables, and more based on a group of cells. The new ‘COPILOT’ function uses AI to generate summaries, tags, tables, and more based on a ...