Unicon Theme problem

[pablo86hk]

Hello,

My website is : https://www.jsitek-world.com/

I have some problems with your theme :

1- There is error message with your theme Unicon 2.5.2 :

Broken Themes
The following themes are installed but incomplete.
Name
Unicon_v2.5.2
Description
Stylesheet is missing.

=> How to solve it ?

2- I would like to import Demo like on this page : http://unicon.minti-themes.com/header-5/
I click on Appearance>Demo Import>Importing Demo Content…

It load many hour and there is still no result.

=> How to fix it ?

Thanks

Ticket