You can see only members of group no?You can use windows desktop client to export channel history.
op asked about the posts themselves about the content and not about members of the channels.You can see only members of group no?
How can I watch members from channels?
Only the administrator of the channel can view the subscribers of the channel
They have no controls, they cannot transfer to another channeland that my friend is why there admins , and that control is with them.