Power BI for Beginners: How to Build Your First Interactive Dashboard Creating your first interactive dashboard in Power BI is an exciting way to visualize and analyze data. Step 1: Download and Install Power BI Desktop Visit the Power BI website and download Power BI Desktop for free. Install it on your computer and open the application. Step 2: Connect to a Data Source Click on Get Data on the Home ribbon. Choose your data source (e.g., Excel, SQL Server, or web data). Load your dataset into Power BI. Step 3: Clean and Transform Data Use the Power Query Editor to clean and prepare your data: Remove unnecessary columns. Rename columns for clarity. Handle null values or errors. Apply transformations like splitting columns or changing data types. Click Close & Apply to load the transformed data into Power BI. Step 4: Build Relationships Between Tables (If needed) Go to the Model view to define relationships between tables. Drag and drop fields to connect tables based on ...