iSpring Suite 11 Managing Narrations Narration Editor Closed Captions Current: How to import a file with captions How to import a file with captions To learn how to create a .vtt file, read the Creating a Caption File article. Go to Manage Narration in the toolbar.Click on the audio or video track so the Closed Captions button becomes clickable. Click on Closed Captions > Import File.Select a .vtt file and click on Open.You’ve added the captions. You can edit them in the following ways:Change the text.Adjust when the text appears and disappears.Next, save the changes.Done! Now you just need to enable captions on the slide. ×