Thanks for your reply, I can tell you that the issue with the scaled images was fixed.
How about the issue with:
“Also, something that I noticed, in the Jkreative Portfolio Side Content Settings, if I choose the Loaded Images Count less than 250, very often it blocks, not showing the entire portfolio. What can I do here?”
This is really bad for me, as I have to load the entire page (17 MB), and you can imagine how “fast” this will load on 3G on mobiles: