Click the user menu and select AIR:

This will then prompt you to search for a patient.

This then allows you to view various facets for this patient:

Natural Immunity History

Immunisation History

Medical Contraindication History

Vaccine Trial History

History Statement
Medical Contraindication Record 

Natural Immunity Record

Primarily we want to Record Encounter (Add/Edit i.e. Update Encounter):

Fill in the details and Request.

More details about AIR can be found in this section of the knowledge base: