Instructions
Only Users with Admin rights can change another users Profile
System Desk
F6 Employees & Users
Select the Users TAB
Highlight and select the user
Select the Access Control Tab
F5 Edit
Untick the Access to the Trading Companies.
F12 Apply Changes
Now go back and select the Employees TAB
Highlight the user and select
F5 Edit
Untick the Active Flag
F12 Apply Changes