Warehouses are added by API. After adding magazines in the Admin Panel
there is a possibility of additional configuration. 

To configurate the warehouses in backoffice, you have to:

1. Connect API to ONE system
2. Log in to Administration Panel
3. Go to Warehouses tab in Configurations section
4. In the line of the magazine you want to edit, press the "Edit" button
5. After editing the data, confirm the edits by pressing the "Update" button