On our group site, it says our messages are public. only group members should see them. can i to fix this?

Question

We have a public group, and also a smaller group. If someone stumbles on the small group, I do not want our discussions to be accessible to anyone who finds us.

Answer 1

management- under group settings click messages- Posting and Archives (Edit) <-- click the edit- below, Archive Options set access to members- click save changes