On this page, enter either your API credentials directly or click on the button to establish the connection.
Once the connection is established, the "API connection" light will turn green.
Finally, fill in your "Store ID" if it is not already done in order to exclude your own store from the repricing.
Make sure that for each type of rule at least one rule is configured for the new channel.
Rules that impact all channels must have the "Channels impacted" set to ALL (house icon)