Topic: Pan Multi Groups - Multi-user groups, rights of several groups
This extension allows the administrator to assign users to multiple groups (multigroup) to view sections (forums) and the. To assign a user to another group, log in to the selected user profile
Profile - Administration
In the second box, set the checkboxes for the desired connection rights groups.
Pan Multi Groups page of download
If you write simply, then you get an answer soon. ;)