Quote Originally Posted by OJ_SIMON View Post
you don't add it yourself it is retrieved from square by API based from the other information (So I would of thought even in sandbox the API would draw in the sandbox location ID and fill that dropdown.

have you added your live details ie key ect.. and dose this list get filled when you turn off sandbox?
If I'm understanding what you're saying is do I have the the OAuth Application ID and Secret information enetered... yes, I gave that in those feild.. to go Production Mode with the application I would enter that information and it will switch out of sandbaox and be live for actual (real) transactions to be processed...