We're very pleased with your Kalium theme.There's only one thing we never managed to do - we would like to add image caption underneath the portfolio item when we open it as described here:
We don't know if it possible but it would help us a lot.Otherwise Kalium is probably the best theme and we are very very pleased with it :)
Thanks for your kind words
That exact option is not available for the moment, there are two options available for the moment that you can see in this video.
Have a great week!
Documentation Follow on Envato Like on Facebook