Go to “Documents” → Click “Create”

Click “COVID-19 Vaccine Card” → Navigate to the “Additional Dose/Booster” tab 

Click “Add Additional Dose”

Configure settings for additional doses.  The waiting period on “Additional Dose 2” represents the amount of time required between Additional Dose 1 and Additional Dose 2.  Check the box next to the visitor categories required to provide this dose.  Then save