Change the format of captions

Before you begin

Webex Assistant is available in Webex Meetings and Webex Webinars (available for hosts only in webinars in webcast view).

Webex Assistant is also available for the Webex App. Meetings started or joined from a space don't support Webex Assistant.


To resize the caption box, click any point on the box edge and drag to your preferred size.


Select More options in the caption bar.


Do one of the following:

  • Select Font size and drag the slider to make the font bigger or smaller.
  • Select Use light background or Use dark background.

Drag the caption bar to move it.

To resize or move the caption bar back to its default position, select More options in the caption bar and select Back to default position.