Slow lookup formulas can kill productivity when working with large datasets. To cope with that, I've tested Excel's optimal lookup functions and their combinations for building lightning-fast ...

A little from column A, a little from column B: XLOOKUP is the new, easier way to retrieve information across Excel spreadsheets.

The lookup function in Excel can save you a lot of time and effort, but only if you actually know how to use its many forms and alterations.

I am running into the dreaded "Excel cannot complete this task with available resources" dialog box in Excel while trying to fill a column with a simple VLOOKUP equation. I have one column with ...