Is it feasible that POS user can not modify to any field for cash customer from point of sale.

Is it feasible that POS user can not modify to any field for cash customer from point of sale.

Product version:          

iVend 6.6 

Problem statement:  

Is it feasible that  POS user  can not modify to any field for cash customer from point of sale.

Proposed Solution/Workaround:  

Yes Is it feasible that  POS user  can not modify to any field for cash customer from point of sale.

By using below steps pos user can not modify the cash customer information from point of sale. 
Open iVend Enterprise MC -- > Administration -- Authorization



Security Role -- >  Select the Role > Click on edit


Go to the option assign security rights


Click on POS Settings 


Select NO against Update Cash Customer