The introduction of dynamic arrays triggered the biggest change to how we work with Microsoft Excel formulas in years, if not decades. They allow a single formula to spill multiple results into ...

PIVOTBY is great for analysis, but PivotTables still have the edge when formatting needs to adapt to data changes.

Have you ever found yourself wrestling with Excel formulas, trying to calculate moving averages or rolling totals, only to end up frustrated by the constant need for manual adjustments? You’re not ...

In addition to the new SORT function, you may also find the new FILTER and UNIQUE array functions useful. For example, the worksheet on the next page contains a detailed listing of invoices in columns ...

Populating a dropdown with a dynamic list is easy thanks to Microsoft Excel’s UNIQUE() dynamic array function. Microsoft Excel’s Data Validation feature provides an easy way to create a dropdown at ...

Q. How do I use the FILTER function in Excel, and how is this an improvement over the filter feature? A. The FILTER function was introduced five years ago as part of the Excel Dynamic Arrays rollout.

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