# FAQs

**Q: Can I join multiple files?**  
**A**: Yes, you can join different spreadsheets and CSV files.

**Q: How accurate is auto-generated metadata?**  
**A**: ~90% for well-structured data. Verify critical fields post-processing.

**Q: Is cloud storage required?**  
**A**: Files are processed in volatile memory; deleted after 24 hours unless saved.

**Q: How is Deep Report different from Quick Data Query?**  
**A**: Quick Data Query delivers fast answers to simple prompts. Deep Report builds a full analytical narrative with multiple sections, charts, and structured logic—ideal for strategic use cases.

**Q: How long does it take to generate a report?**  
**A**: Typically 10–15 minutes depending on complexity and data size.

**Q: Can I revise or regenerate a report?**  
**A**: Yes. You can tweak your original query (e.g., new data, deeper focus) and ask the system to re-run or refine specific parts.