Need to change a story's title? You can do this it in the campaign manager.
Click the story you want to edit to open its preview window.
Click 'Video editor' above the top right corner of the preview window.
The story title will appear next to the preview window.
Click the 'Pencil' icon to unlock the story title editor.
Click into the 'Story title' box and type your new title.
Click the 'Tick' button to save your new title.