Excel succeeded not because it had the most advanced formulas, but because anyone could open it, type in numbers and see ...

Fragmenting your data across many Excel tabs is a common habit that silently kills file performance, introduces hidden errors ...

Understanding, organizing, and validating data directly affects the accuracy of stories. New tools make cleaning accessible ...

Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

The asterisk (*) is the wildcard character that represents any sequence of characters, including when there are no characters ...