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 ...

Maintaining data accuracy and efficiency in Excel is crucial for effective data management. One of the most common challenges faced by Excel users is the presence of duplicates, which can lead to ...

When you want to clean up data in your Excel sheets, you should first check if there are any duplicates and if so, delete them. Sometimes it's not obvious, but it's actually quite easy to do. In this ...

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 ...