To edit a user account:
If you make changes to a user account with the administrator privileges, do not delete all roles, since doing so results in the loss of administrator access to the solution.
To edit a user role:
After a role is modified, all users with the assigned role must be reauthorized.
You cannot edit a role if it is the last active system role with rights to manage user accounts, user roles, or the global scope.
To edit a scope: