From the Dashboard select "Players".
Once here select the Player.
Once the Player has been selected, Scroll to the bottom of the screen until you see the ITC Information Section
Here you will select the "Country of Birth", and "Country of Citizenship".
*not in the screenshot below*
**you will also mark a box that says "The Information above has been reviewed and is up to date"
Once this has been done you will click "Save"