Hello everyone,
Just a last effort of sunday, i try to assign to some user:

Free ==> Leader
Free ==> Team
Free ==> Manager
Free ==> TopUser
That fews role with different permission.
The user was already register on website.

I was on:
"user role management"
I put : leader, team, manager, TopUser

Now i will to assign at some user that few role.
I did'nt find how to.

Thank everyone
Best regards