Download and install the free Power BI Desktop from the official site. Sign up for a free Power BI account at app.powerbi.com. Explore the interface: Ribbon (Home, Insert tabs), Report canvas, Fields, and Visualizations panes.
Download: Visit powerbi.microsoft.com/en-us/downloads/ and select the latest version (e.g., February 2026 release). Install on Windows.
First Launch: Open Power BI Desktop, familiarize with Get Data options.