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# Lip Sync

# 🗣️ How do I lip-sync a video?

Lip Sync makes a character in a video appear to speak by matching their mouth movements to an audio file. Upload a video (or image) and an audio track to get started.



![](https://storage.crisp.chat/users/helpdesk/website/-/4/1/a/c/41accd17b39fe400/image_cmd537.png)

### Lip Sync Steps

Follow these steps to get started:
* Go to **Video → Lip Sync.**
* Upload your **image or video** (max **200 MB**) in the Upload panel.
* Upload your **audio file** (**2s–120s**) in the Upload Audio panel.
* Select your **AI model.**
* Click **Generate**, then preview and download.


![](https://storage.crisp.chat/users/helpdesk/website/-/4/1/a/c/41accd17b39fe400/screenshot-2026-03-19-at-72249_sozbuj.png)

**Tips**
Here are some tips to get the best results:
* Use a clear, forward-facing image or video for best lip sync accuracy
* Keep audio clean - background noise reduces sync quality

**Common Issues**
If you run into problems, here are the most common issues and how to resolve them:
* Lip sync looks unnatural - ensure face is clearly visible and forward-facing
* Audio not syncing - check audio length is between 2 to 120 seconds

Still Need Help? Reach out to us at [__support@atlabs.ai__](mailto:support@atlabs.ai) — we’re happy to assist you.