Users with the required Permissions can edit Lookup fields. Users cannot edit system defined options for Common Words, Consultation Review Statuses, or Request for Document Action Statuses.
Steps to Edit a Lookup Field
Click Administration > Lookups. The Lookups screen displays as shown below

Click on a Lookup for which you want to edit fields
NOTE: As an example, Priority Codes was selected, and the Priority Codes is shown below.

Select item displays as shown below

Make any necessary modifications to the available fields
Click Save. A verification message displays as shown below

Click OK