1. Open the relevant video.
2. Click on the 3 dots and select Open in Composer.
3. Click on the Style button on the left sidebar.
4. Choose the captions theme from the video theme selection.
Notice: Plus or Workgroup plan can customize the video theme and create their own template in the branding tab.
5. Click on Create to apply all the changes in Composer.
On each segment, you will be able to edit the captions manually and highlight a specific part of the caption, insert a star (*) or slash (/) in the beginning and end of the part you wish to highlight.