Free Power BI Course

Learn Power BI from zero to job-ready with 138 free step-by-step lessons. Follow the modules in order, practice each lesson in Power BI Desktop, and you will be able to build real business dashboards, write DAX with confidence and crack Power BI interviews.

138Lessons
8Modules
100%Free

▶ Start with Lesson 1

How to use this course

  • Go module by module. Each module builds on the previous one.
  • Keep Power BI Desktop open and repeat every step yourself.
  • Bookmark this page and come back to continue where you left off.
  • Stuck on a formula? Use the DAX Cheat Sheet.

Course modules

🔧 Module 5: Mastering DAX Functions Lessons 59–82

CALCULATE, FILTER, SUMX, RANKX, SWITCH, VAR, RELATED and time intelligence with examples.

  1. DAX Calculated Columns vs Measures: What’s the Difference?
  2. SUM vs SUMX in DAX: Key Differences & When to Use Them
  3. How to Use FILTER in DAX: A Beginner’s Guide
  4. Understanding CALCULATE in DAX: The Most Powerful Function in Power BI
  5. Understanding ALL and ALLEXCEPT in DAX: Mastering Advanced Filtering in Power BI
  6. Mastering RANKX in Power BI: How to Create Dynamic Rankings in DAX
  7. Mastering SWITCH in Power BI: The Ultimate Guide to Conditional Logic in DAX
  8. Mastering CALCULATE in Power BI: The Key to Dynamic Filtering and Context Modification
  9. Mastering FILTER in Power BI: The Secret to Precise Data Analysis
  10. Mastering RANKX in Power BI: Dynamic Ranking for Business Insights
  11. Mastering Time Intelligence in Power BI: DateAdd, SamePeriodLastYear & More
  12. Mastering SWITCH and IF Statements in Power BI: Dynamic Calculations Made Easy
  13. Mastering RELATED and LOOKUPVALUE in Power BI: Connecting Your Data Like a Pro
  14. Mastering CALCULATE in Power BI: The Most Powerful DAX Function Explained
  15. Mastering Time Intelligence in Power BI: DATESYTD, DATESMTD, and DATESQTD
  16. Mastering RANKX in Power BI: Creating Dynamic Leaderboards
  17. Mastering FILTER and ALLSELECTED in Power BI: Advanced Data Modeling
  18. Understanding VAR in Power BI: Writing Efficient & Readable DAX Code
  19. Understanding SUMX and AVERAGEX in Power BI: Unlocking Advanced DAX Calculations
  20. Calculated Columns vs. Measures in Power BI: Which One Should You Use?
  21. Time Intelligence in Power BI: YTD, MTD, QTD Explained
  22. Power BI vs Tableau vs Excel – Best Tool for Data Visualization
  23. Power BI CALCULATE Function Explained with Examples
  24. Power BI Time Intelligence: YTD, MTD, QTD Explained

🛠️ Module 6: Modeling, Optimization & Sharing Lessons 83–106

Star schema, relationships, performance tuning, workspaces vs apps and secure sharing.

  1. Power BI Performance Tuning: Optimize Slow Reports
  2. Power BI Data Modeling Best Practices
  3. Power BI vs Tableau vs Excel – Best Tool for Data Visualization
  4. Power BI DAX & Advanced Calculations – Best Formulas for Data Analysis
  5. Power BI Data Modeling – Best Practices for Faster & Smarter Dashboards
  6. Power BI Performance Optimization – Speed Up Your Reports Like a Pro
  7. Power BI Advanced DAX Techniques for Financial Analysis
  8. How to Create Interactive Power BI Dashboards
  9. Power BI Row-Level Security (RLS) – Best Practices & Implementation
  10. Power BI Performance Optimization – Speed Up Slow Reports
  11. Power BI Incremental Refresh – Improve Report Speed
  12. Power BI Row-Level Security (RLS) – Best Practices for Data Protection
  13. Power BI Workspace vs App: What’s the Difference? [2025 Guide]
  14. Power BI Service vs Power BI Desktop: Full Comparison (2025 Edition)
  15. How to Publish and Share Power BI Reports Securely (2025 Guide)
  16. Power BI Row-Level Security (RLS) Best Practices – 2025 Guide
  17. Power BI Relationships: One-to-Many vs Many-to-Many Explained with Examples
  18. Power BI Custom Visuals: Top 10 Visuals to Use in Your Dashboards
  19. Power BI Incremental Refresh: Improve Report Speed and Performance
  20. Power BI Row-Level Security (RLS) Best Practices
  21. How to Create a Star Schema in Power BI for Efficient Data Modeling
  22. Power BI CALCULATE Function Explained with Examples
  23. Dynamic Measure Selection in Power BI using SWITCH
  24. Power BI Relationships: One-to-Many vs Many-to-Many Explained

After the course

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