There are no files to download and update, everything required for extended functionality already exists in main application.
If plugin is not registered, it works in DEMO mode - you can do everything, but you will not be able to import more then 5 items at once.
In order to unlock its functionality you have to purchase appropriate license and register this extension.
1. After purchase all customers receive email notification with registration information, find License Number (Regcode) there.
2. Open "Preferences" and activate "Addons" tab. Shipping Integration is listed there among available addons.
Possible registration statuses:
Unregistered - extension working in DEMO mode
Registered - addon is registered and fully functional
Verifying... - software checking registration information
3. Click on registration status, Addon "Shipping Integration" registration window will appear. Enter License Key and click 'OK' button:
Store Manager will check License code and return Addon status. If activation is successful – you see green color text “Registered”.