Creating an Etsy Store
You can create an Etsy store by using the New Store wizard:
On the Home Tab, click on the Launch Setup Button
From Connect your selling channels section click on Configure button
Select the Shopping Cart (Etsy) from list of supported carts
Follow the wizard to define and set up your store for that cart
Note: You can have multiple stores for any given cart or across supported carts.
The screenshots below show the wizard steps.
Reauthorize an Etsy Store
From Settings -> Stores -> Details screen, you can reauthorize store.