Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

To make the most of the UNIQUE function, you should make sure your array is in an Excel table. By using a table name rather ...

Have you ever found yourself staring at a massive Excel spreadsheet, wondering how to pull the right information from multiple columns without losing your mind? If so, you’re not alone. Whether you’re ...

Duplicates in the same column are easy to find by sorting or filtering. Duplicates that span multiple columns require a bit of setup, but the solution's not difficult to implement. Finding duplicate ...