There are two ways a Store Owner registers on the platform.

• Self Registration
• Admin Registration

In this process, any user can register for the role of Store Owner. 

The registration page is 

https://yourwebsite.com/auth/login 

After the registration, they will be able to log in with the same URL as Admin Login.

Admin Registers the Store Owner

Admin can add Store Owner from the Admin Dashboard. 

Admin > Users > All Users > Add New User and create a user with the role "Store Owner"