Assigning a description template to a channel is a must before you can see any results. Click on the channel you want to assign, then follow the path:
Menu > Channel > Channel Settings > Common,
Click on the “Content” tab,
Choose the description template that you want to assign from the textbox
Click on “Save”
You can preview your “Description Templates” results in the channel you assigned your template.
Go to : Menu > Channel > Channel Products
Click on a product from the list.
Click on the “Actions” button towards the right.
In the editing, screen click on the “Description” tab.
Click on Template Preview
With the help of these tools, you can add any text, format it, insert data fields, do conditional formatting and text, combine them with pictures or videos, and make it look rugged.