ComfyUI Tutorial Series: Ep09 - How to Use SDXL ControlNet Union

In Episode 9 of our ComfyUI tutorial series, we explore ControlNet, focusing on the new Union ControlNet for SDXL. This powerful tool unifies multiple models, such as pose or Canny, into one, making it easier to guide your AI in creating images with specific compositions. The tutorial covers downloading and installing the SDXL ControlNet Union ProMax model, explains the basics of ControlNet and how it guides AI to create images with specific structures, updates ComfyUI, explores new interface options, sets up custom nodes, explores preprocessors like Canny and Depth, integrates ControlNet into the workflow, stacks multiple ControlNet models, and tests and fine‑tunes the workflow. Chapters: 00:00 Introduction 00:17 Download the ControlNet Model 00:53 Understanding ControlNet 01:38 ComfyUI and New Interface Overview 02:55 Setting Up Custom Nodes for ControlNet 03:40 Exploring Preprocessors: Canny, Depth, and More 08:52 Integrating ControlNet into Your Workflow 15:13 Stacking Multiple ControlNet Models 18:15 Testing and Fine‑Tuning Your Workflow