Optimizing a banner for a social network in Cinode can be done at Administration > Network > Cinode Market Banner or while announcing a role to the Cinode Partner Network.
Watch this video to see how you can optimize a Cinode market banner for social networks while announcing a role:
Step by Step how to optimize a banner under administration:
Go to Administration
Cinode Market Banner
Upload a picture by click '+' or edit an already existing banner
Click on 'Upload an image' under 'when viewed on social networks'
Click on the picture to get the square
Choose what area in the picture you want to show