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

Have you ever found yourself staring at a sea of blank cells in Excel, wondering how to fill them without hours of manual effort? For years, this has been a frustrating bottleneck for professionals ...

Excel doesn’t have a built-in AVERAGEIF() function, but you can still average values, conditionally. Excel has SumIf and CountIf, but no AverageIf. However, with a little array magic, you can get ...

The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

In Microsoft Excel, SPILL errors occur when a formula returns multiple results, and Excel cannot return the results to the grid. In this tutorial, we will explain the ...

One of the most powerful features of Excel is the array—a formula designed to act simultaneously on sets of two or more values in order to calculate other values. Yet, because arrays appear to be ...