HeyGen: Changing avatar outfits and environments with AI

Demo summary
The creator uses the 'Design with AI' feature to change the clothing and background of an existing avatar clone using a text prompt for a 'dark cinematic stage'.
Step-by-step
- Click Edit in AI Studio
- Navigate to Avatar and click the two arrows to switch the avatar
- Select New Look and choose Design with AI
- Enter a text prompt describing the desired environment and styling
- Click Generate Looks and then click View
- Select your preferred option and click Replace existing avatars
- Click Generate and then Submit to process the final video
Options
- Adjust resolution and format settings on the confirmation screen before final submission
Watch out for
- The new version of the avatar will not be visible until the final video is generated
Tips
- Use descriptive prompts like 'dark cinematic stage' or 'soft spotlight' to achieve a professional kino atmosphere
- Ensure you hit 'replace existing avatars' so the new look applies across the entire project
All demos from “How to Use HeyGen in 2026 (Step-by-Step Beginner Tutorial)”
2:122:01Generate a video from a prompt with HeyGen AI AgentThe user demonstrates how to use the HeyGen AI Agent by entering a text prompt to automatically generate a multi-scene promotional video with a public avatar, script, and visuals.HeyGen· Script To Video AI Generator
4:201:24Editing scripts and captions in HeyGen AI StudioThe creator walks through the HeyGen AI Studio editor, showing how to manually edit the generated script, adjust delivery style, and customize caption fonts and colors.HeyGen· AI Avatar Video Generator
5:440:39Generate AI backgrounds with Nano Banana in HeyGenThe video shows how to use the built-in Nano Banana AI image model within HeyGen to generate a custom studio background from a text description.HeyGen· AI Background Generator
6:260:49Adjusting avatar movement with HeyGen Motion EngineThe user demonstrates the Motion Engine settings in HeyGen, selecting different movement styles like 'excited' or 'welcoming' to change the avatar's physical energy.HeyGen· AI Avatar Video Generator
8:332:35Cloning a real person as an AI avatarThe tutorial demonstrates the step-by-step process of creating a 'digital twin' by recording a webcam video and reading a safety script to train a custom HeyGen avatar.HeyGen· AI Avatar Video Generator
12:461:06Changing avatar outfits and environments with AICurrentThe creator uses the 'Design with AI' feature to change the clothing and background of an existing avatar clone using a text prompt for a 'dark cinematic stage'.HeyGen· AI Inpainting
15:231:50Creating a virtual character in HeyGenThe video shows how to design a stylized virtual character (Matteo) using AI prompts, selecting a Pixar-style aesthetic and assigning a specific voice from the library.HeyGen· AI Avatar Video Generator- Watch “How to Use HeyGen in 2026 (Step-by-Step Beginner Tutorial)” →
AI Inpainting
12:461:06Changing avatar outfits and environments with AICurrentThe creator uses the 'Design with AI' feature to change the clothing and background of an existing avatar clone using a text prompt for a 'dark cinematic stage'.Simon Crowe
HeyGen