Good to hear that you were able to configure the Custom script. We hope it was easy.
Regarding the Screenshots they come from our site hence we cannot upload screenshots for Custom Scripts at the moment. We will add this in future versions of Softaculous.
You can disable the Demos, Ratings, Reviews from the Softaculous Admin Panel -> Settings
select the check boxes and click on Edit Settings.
For Eg:
To turn off demos select the check box next to "Turn Off Script Demos" and so on.