1. From Setup, enter Groups in the Quick Find box, then select Record Type.
2. Click New.
3. Choose an existing record type as the basis for the new group type.
4. Choose a label and the name of the new record type. The label is what appears when users select a group type and the name is the unique API name.
5. Enter a description, which is visible to users.
6. SelectActive to activate the record type.
7. Select Enable for Profile next to a profile to make the record type available to users with that profile. Select the checkbox in the header row to enable it for all profiles.
8. Click Next.
9. Choose a page layout option to determine what page layout displays for records with this record type.
10. Click Save.