All the videos and voice messages posted in Swarm are automatically transcribed. You can view, and make edits to your transcriptions by going to your post, select the three dots on the right and selecting Edit.

You will then see a few options:


You can preview the video with the edited captions on the right. Under the preview, you will see the transcription summary. You can also render and download the video, download the SRT and VTT files.
When your changes have been made, select Re-render video and Done.
See articles on how to generate chapters, edit video style and create clips.