How to set up Case types and Primary Households in Case management for HR Help Desk?

Summary: How to set up Case types and Primary Households in case management for HR Help desk ?

Content (please ensure you mask any confidential information): While editing a case, the Case type and Primary Household field dropdowns are blank. How to setup/add case types and primary households for a case?

Version (include the version you are using, if applicable): 23D

Code Snippet (add any code snippets that support your topic, if applicable):