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 ...

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 ...

What if you could take the chaos of a sprawling Excel spreadsheet and distill it into exactly the information you need—no fluff, no manual sifting, just precision? For anyone who’s ever wrestled with ...