- The Text & Images module added to the Design area is displayed on all website pages, instead of being displayed only on the page where the module was added.
- Module Text & Images visibility has no option This page only.
It is expected behavior when the module is added to the Design area.
Instead of modules added to Design area add them to Content area. They will be visible only on the page where they were added:
The video below demonstrates the difference between Design and Content areas and shows how to add a module to each area: