1) Log in to your Instagram account
2) Enter https://instagram.com/developer
3) Click on <Manage Clients> on the upper right corner.
4) Click on Developer sign up, enter your information and submit the form
5) Click again on <Manage Clients> (top right).
6) Click on <Register new client> button.
5) Fill out with your [Details] as in the example below
6) Click on the [Security] tag and ensure both checkboxes are unset!
7) Click on <Create> or <Update client> button.
8 ) Copy the Client ID and enter it into your Theme settings.