Relevant Documentation:
It does output the images in front-end, since it does work, you can ignore the red warning, since it is just only for help you format the codes.
Problem:
Can we share Toolset created content or settings across a Multisite?
Solution:
No.
Each SubSite needs his own settings, and content. All Plugins have to be enabled either network wide or on single site basis.
Every SubSite will be created as a "standalone" website.
Import and export is done on a per-sub-site basis too.
Problem:
If you migrate or deploy a locally developed site to a new Database you probably will need to update the meta data of your local install to fetch the new URL
Problem:
How to add WordPress widget with view's templates
Solution:
To add WordPress widget to view template you need to wrap your widget code with custom shortcode and then use the custom shortcode to display the widget with your view template.
