Lightbox settings not saving and duplicate images

Hi, I’m facing a issues with lightboxes in Webflow. Not saving changes and duplicate images.

Here is a Loom video Loom | Free Screen & Video Recording Software | Loom

and share link

https://preview.webflow.com/preview/room-with-a-view?utm_medium=preview_link&utm_source=designer&utm_content=room-with-a-view&preview=81e076d5d81acd5c36d9f47201be986e&pageId=601c203e9049de73fce4ab62&workflow=preview

Bump, as not replys. Thanks