The Power BI March 2026 update, coinciding with FabCon, focuses on improvements across various areas. Copilot's pane has been updated to match the standalone experience, including a revised feedback system with diagnostic options. Reporting features include AI Narrative auto-refresh and the generally available Translytical task flows for direct data actions. Modern visual defaults introduce a new theme aligned with Fluent 2, enhancing appearance. Custom totals offer more control over table and matrix visual aggregations, allowing for more tailored calculations. Line charts now include series label leader lines for improved readability in complex data visualizations. The old file picker experience in Power BI Desktop is being fully deprecated and the new one introduced. The QuickBooks Online connector is being retired, ending support in March 2026. FabCon Europe is scheduled for September 28 – October 1, 2026, in Barcelona. Power BI Dataviz World Championships took place live at FabCon.