Movavi Knowledge Base - Audio and video are out of sync in recorded file

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Audio and video are out of sync in recorded file

If the recorded video and audio are not synchronized, the issue may occur during recording or after saving the file. This article explains how to identify where the desync appears and what you can do to fix it.

Follow the steps below in order.

the video and audio are in sync in the preview, but out of sync in the saved file
the video and audio are already out of sync in the preview after recording stops.

Screen recording requires system resources. If too many apps are running, audio and video may not be captured evenly

What to do:

Open Settings → Video.
Set the frame rate to 25 FPS.
Disable any enabled hardware acceleration options.
Apply the changes.
Record a short test clip and check the preview.

Open Settings → General → Advanced.
Enable Use alternative capture mode.
Restart the program.
Record a short test clip and check synchronization.

browser choice when recording online content
background apps consuming system resources.

Change the browser used for recording.
Close unnecessary apps.
Enable Scale Down Retina Resolution under Settings → Video.
Keep the frame rate set to 25 FPS.
Record a short test clip again.

whether the desync appears in the preview or only in the saved file
your operating system (Windows or macOS)
the frame rate and format used
a short sample recording showing the issue

First, check when the desync occurs:

The next steps depend on this.

This means the desync occurred during recording, not during saving.

Close unnecessary applications.
Close extra browser tabs if recording from a browser.
Avoid running resource-intensive apps during recording.

Try an alternative capture mode (Windows)

macOS-specific notes

What to try:

If the issue persists on Windows:

On macOS, desync may also be influenced by:

Contact Movavi Customer Service if audio and video remain out of sync after completing all steps above.

Include:

Windows and macOS

This usually indicates an output format, codec, or acceleration issue.

What to try

Open your application’s Settings → Preferences → Accelerations or Settings → Video.
Disable all available acceleration options.
Open the export or save options.
Select a different output format or change the video and audio codecs.
Use widely supported codecs where possible. For example, .mp4 H.264
Save the file again and check playback.

Adjust recording settings

Start here

Case 1: Audio and video are in sync in the preview, but out of sync in the saved file

When to contact Movavi Customer Service

If the issue no longer appears, the original codec or format was causing the desync.

Reduce recording load