Display comparisons between two images, like before and after images, compare photo quality from two different devices, show an original photo and the edited version, etc.
To edit the image comparison page:
In the Website Editor, click Pages.
Find the Image Comparison page, or add it as a new page, and click the Edit button.
Inside the Comparisons tab, click the arrows icon and drag to position an item, and the three dots icon to Edit, Duplicate, Preview or Delete an item.
Click the Add New Item button and edit:
Inside the Settings tab, add Custom Labels.