Learn advanced filtering in Excel with a criteria area, OR and AND logic, and copy results to isolate the right rows fast.

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

Excel spreadsheets do so much, from making lists to crunching numbers to acting as sophisticated flat-file databases. We’re creating this guide to make sure you master all the essentials and more.

If you're tired of repeated calculations, hard-to-read formulas, and sluggish Excel worksheets, the LET function is your solution. It assigns simple names to complex calculations, making formulas ...