Stop manually reformatting Excel spreadsheets. The Spill Manager add-in makes your formatting move dynamically with expanding arrays.

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 ...

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 ...

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 ...

Switching to XLOOKUP transformed how I build spreadsheets by removing fragile column counting and hidden lookup traps.

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells instead ...

Microsoft Excel spreadsheets frequently use similar formulas along columns. For example, you might need to keep a running total or tabulate a list of product inventories. Repetitively typing each ...

Most spreadsheet problems come from static cell ranges—Excel tables replace them with dynamic, self-managing data structures.