Create, inspect, and edit Microsoft Excel workbooks and XLSX files with reliable formulas, dates, types, formatting, recalculation, and template preservation...
- Tightened formula anchoring, recalculation, and model traceability after a stricter external spreadsheet audit. - Expanded documentation with best practices for formulas, formatting, data types, recalculation, and template preservation. - Clarified when to use this skill versus pandas or other CSV tools. - Added common traps and practical workflow guidance for real-world Excel scenarios.