# 4D Hierarchy

Learn how to create a 4-dimensional hierarchy chart in this step-by-step video tutorial,  a powerful technique for multi-level data analysis and storytelling in Power BI.

**What You’ll Learn:**

* The concept and value of a **4D hierarchy** in data visualization.
* Configuring **Axis**, **Rows**, **Columns**, and **Stacked Groups (Legend).**
* Creating **hierarchical Trellis charts** for cleaner, more insightful dashboards.
* Best practices for handling large datasets and optimizing performance.

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