Could you please check the node properties when you are getting from external system and when you are directly uploafing to dam.

OkCould u pls mark as answered..

You need to create custom class and add corresponding css which you want to apply to the text.Check below link-https://mkbansal.wordpress.com/2016/01/09/aem-rte-custom-styles-plugin/

Did you check all the bundles in your server are active.Core bundle is active?

Few more questions-1. Why are you creating component under this path-/apps/settings2. Can you try creating a component under we retail and add component group as we retail and check the same on we retail page whether you are able to see you component.If not then please share the component node detai...

What is the component group for this component?

Did you try something like below-https://techrevel.blog/2017/08/23/osgi-annotations-configuration-factory/

1. Retrive the Data from salesforce.2. Create a page where in you will store all the data3. Page created in step will act as an admin page4. Author will access admin page and select the articles which they want to use 5. Now where you want to display those 20 article pages retrieve the list from adm...

Yes it's possible.Please refer below documentation-https://helpx.adobe.com/in/experience-manager/6-3/sites/developing/using/sling-resource-merger.html

Seems it's a bug in AEM 6.3Please raise a daycare ticket.