For the traffic light system to turn green, a copy of the employee's birth certificate needs to be uploaded to the system. This can be done by following the below steps:
Open the employee's profile by using the organisation search.
Scroll down to Eligibility to work then in the top right, click Edit.
Drag a copy of the birth certificate into the box that says Upload Birth Certificate.
Click Save.
Come out of the screen and refresh the page (F5), the traffic light system should now be green.