1. Once you've selected your music in the final step, tap on “Create” to add your video's title. Add your video's title by typing into the black box.
2. Tap on “Ok” once you've typed your title and a preview of your video will be generated.
3. You can also opt out of adding a title by tapping on “Cancel” to create your preview.
You can always change the title once the preview is ready during the editing process.