file extension icons not appear on win10

[egywell]

I use install shield limited with visual studio 2015 under win10
I have problem that I have a file type with icon that work normally under win 7 but when I do setup on win 10 file type take program default icon instead that one I put in file extension area
Please help

[Janakiram]

I need help on this how to associate icon file to another file extension?