Do you want to enable/disable the customer selection button in POS? Do you want to enable/disable the Numpad in POS? Do you want to enable/disable the plus-minus button in the Numpad? Do you want to enable/disable the QTY button in POS? Do you want to enable/disable the discount button in POS? Do you want to enable/disable the payment button in POS? Do you want to enable/disable the price button in POS? This module restricts some point of sale access. You can manage specific access for a particular user. That's it. cheers!