Follow this guide to identify these two types of interviews:
Open the All Interview page
View the "Self-scheduling link" column at the furthest right of the index table:
✅ For published panel interviews, this section will contain the self-scheduling link for the interview and the option to copy it.
✅ For published 1-1 interviews, this section will be blank.
To learn how to schedule 1-1 or panel interviews, follow the instructions in this article [How to schedule Panel Interviews and 1-1 Interviews]