Troubleshooting Upload an XLSX and ChatGPT reports plain cell values fine, but formula-driven cells come back as the literal text '=SUM(A1:A10)' or as 0. Here is why openpyxl does this and the fastest fix as of June 2026.
Prompt Library Inherited a spreadsheet full of nested formulas? 12 copy-ready prompts to explain, simplify, translate, and document Excel and Google Sheets formulas — tuned for Copilot and Gemini as of June 2026.
Prompt Library 12 copy-ready prompts to diagnose #REF!, #N/A, #VALUE!, #SPILL!, circular refs, and silent miscalculations in Excel and Google Sheets — with the exact menu commands and AI tools that fix each one.
AI Tool Tutorials Turn a spreadsheet into a 4-sentence executive narrative with AI. Two paths (paste a pivot vs. upload to a code-running tool), exact 2026 tool limits, and a number-by-number fact-check.
Prompt Library 11 prompts that feed AI a schema and aggregates instead of 5,000 raw rows: clean columns, outlier hunts, pivots, narrative reports, formula explainers, sanity audits. Updated June 2026.