Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any ...

Have you ever opened an Excel file and felt a pang of unease? Rows upon rows of data, cryptic formulas sprawled across cells, and a tangle of manual formatting that seems one misstep away from chaos.

After spending countless hours navigating spreadsheets, wrestling with formulas, and formatting endless rows and columns, I've found a collection of Excel productivity hacks that have transformed the ...