Learn how to try Power BI Desktop’s new Power Query Editor preview, explore Schema view, Diagram view, query folding and new transformations, and check known limitations before switching.

Learn when to use Power BI DirectQuery, how to improve report performance, and which modeling, DAX, source-design, and visual mistakes to avoid.

Want faster refreshes and snappier previews? Here’s a practical, no-nonsense guide to making Power Query load much quicker using only generic patterns and examples. PRACTICE MATERIAL BELOW!👇 Quick Wins Fold early, fold often: Filter and select columns as the first steps. Prune columns: Load only what you use. Reference, don’t duplicate: Reuse staged queries. Avoid row-by-row custom columns: Prefer joins, grouping, and native operations. Use buffering sparingly: Only when you