Um, could it be your selected options view in Exporer? Looks like you have:
> Explore to show "details"
> Explorer not to show extensions
I display extensions (begin editorial comment:
really, why aren't you showing this?) and "Details" setting:
On the toolbar, click the "More options" icon and from the drop list select "Medium Icons" or "Large Icons" such as this "Large Icons" (what a waste of screen space: /end editorial comment