Demo content import problems

I have just installed the ‘Healsoul’ theme to, a subsite of
I’ve run the demo content install and as you’ll see it hasn’t completed successfully, it’s not showing any images etc., even though it did appear to download them ok.
I’ve tried to contact the theme developer but their support site is down, so I’m a bit stuck and need some help. I don’t understand why it would fail to display the images if it has downloaded the demo content ok.
I have enabled Support Access.
thanks, Neil.