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Excel Formulas
Write, understand, and debug Excel formulas — from IFERROR to XLOOKUP.
Excel Formulas
Excel Formulas · July 1, 2026 · 7 min read
XLOOKUP Not Found or Returning 0 in Excel: How to Fix It
Make XLOOKUP return a blank or Not found for missing matches. Learn why it returns 0, handle empty lookup cells, and choose IFNA or IFERROR with examples.
Excel Formulas
Excel Formulas · June 25, 2026 · 5 min read
AI Excel Formula Generator: Write Formulas in Plain English
Turn plain English into a working Excel formula using your real sheet structure. See prompt examples, common failure cases, and a 30-second verification checklist.