You can change the layout of the footage in your scene in the editor section of the Vimeo Android app, the Vimeo iOS app, or the Create apps for Android and iOS.
To change your scene's layout:
- Select the scene you'd like to change the layout of.
- Select the Layout button in the toolbar to open the Scene Layout menu.
- Select the scene layout that you'd like to change to.
To learn how to change your video's aspect ratio/orientation, visit 'How do I select my video's aspect ratio in the Vimeo mobile apps?'