How to directly access the URLs of Virtualmin (without being redirected to his home) ?

By navigating through the menus, links and buttons of Virtualmin, I can access all its URLs. But can not directly access a particular URL (with a bookmark for example). If I try to do it, I’m always redirected to the Virtualmin home.

For example, I can access, by navigating through Virtualmin, to the page:

But if I put this URL directly in the address bar of my browser, I am redirected to:

Do you know how to allow the direct access ?
Thanks a lot for your help.

Thank you for your help… :’(