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Editing scripts and captions in HeyGen AI Studio

HeyGenTry it →Watch full video →Simon Crowe ·

Demo summary

The 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.

Step-by-step

  1. Click Edit in AI Studio
  2. Select a scene from the timeline at the bottom
  3. Click into the script text box on the left and type to edit the content
  4. Adjust the delivery style settings to modify tone, pacing, and energy
  5. Click the Captions icon on the right-hand control panel
  6. Select a new caption style, font, size, or color to update the preview

Options

  • Rewrite, shorten, or punch up the script using AI tools
  • Reorder, duplicate, or delete scenes in the timeline
  • Change the background media

Tips

  • Tighten opening lines to make them more direct
  • Switch caption styles to something more on-brand to level up the video quality

Highlights

“you're not stuck with what the AI agent gives you. You can make it even better.”

All demos from “How to Use HeyGen in 2026 (Step-by-Step Beginner Tutorial)”

  1. 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.HeyGenScript To Video AI Generator
  2. 4:201:24Editing scripts and captions in HeyGen AI StudioCurrentThe 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.HeyGenAI Avatar Video Generator
  3. 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.HeyGenAI Background Generator
  4. 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.HeyGenAI Avatar Video Generator
  5. 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.HeyGenAI Avatar Video Generator
  6. 12:461:06Changing avatar outfits and environments with AIThe 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'.HeyGenAI Inpainting
  7. 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.HeyGenAI Avatar Video Generator
  8. Watch “How to Use HeyGen in 2026 (Step-by-Step Beginner Tutorial)” →

AI Avatar Video Generator

  1. 8:011:14Sync audio to image using HeyGen Photo to VideoThe user demonstrates uploading a Midjourney image and an ElevenLabs audio file to HeyGen's Avatar 4 tool, including using a text prompt for directorial control over the character's expression.Curious Refuge
  2. 4:270:37Swap AI avatars and background musicA demonstration of changing the presenter avatar and background audio track within an existing HeyGen project to alter the video's tone.Joseph Martin
  3. 4:201:24Editing scripts and captions in HeyGen AI StudioCurrentThe 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.Simon Crowe
  4. 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.Simon Crowe
  5. 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.Simon Crowe
  6. 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.Simon Crowe
  7. 13:241:26Create lifelike avatars with HeyGen Avatar 4Demonstration of HeyGen's Avatar 4 model, showing how to use text prompts to control character gestures like pointing while lip-syncing.Tao Prompts
  8. 1:111:10Generate a nature documentary with HeyGen and Seedance 2.0The creator uses the HeyGen AI agent to generate a nature documentary about puffins, demonstrating how the tool places his personal AI avatar into scenic cliffside shots.Joseph Martin
  9. 2:561:01Create a cinematic film set walkthroughA demonstration of HeyGen's AI agent and Seedance 2.0 generating a video of the creator walking through a Hollywood movie set while explaining production roles.Joseph Martin
  10. 1:181:04Create an AI Avatar with HeyGenThe creator demonstrates how to upload personal video footage to HeyGen to create a realistic digital clone or AI avatar.Ayushman Pandita
  11. 6:250:38Reviewing the AI-generated video outputThe final output generated by HeyGen is played, showing the AI avatar speaking the script with automated B-roll and captions.Ayushman Pandita
  12. 2:460:09Integrate Eleven Labs voices into HeyGenThe video shows the interface for selecting Eleven Labs voice profiles directly within the HeyGen video editor.Chris with Minn Media
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