Hi Serg,
I don’t know what has happened in Xstor Theme 3.5. I can setup row background image for all pages except for shop page. And it was looking like this:
https://www.screencast.com/users/RemVai/folders/Jing/media/bf59fd3f-15f5-48ee-9693-accfd7bc8966
But now I cannot set up any background images on any page anymore. And when I try to change old images to new they disappear too:
http://www.screencast.com/users/RemVai/folders/Jing/media/415a9026-7482-492c-bc22-6aebfde1fdf3
I hope You can help me somehow.