Excel formula guides

Mid-tail how-tos, error fixes, and comparisons for real spreadsheet work—then jump to a free generator when you want a paste-ready formula.

• Why VLOOKUP returns #N/A (and how to fix it)

  Stop VLOOKUP #N/A fast: check exact match, data types, column index, and lookup range. Includes copy-paste examples for Excel and Google Sheets.

  Updated 2026-08-13·VLOOKUP formula generator