Change ESN/SIM (PC208) allows us to change an ESN or SIM through POS transaction. When we click on ESN/SIM (PC208), it will show a popup window where we can search a customer by entering his/her mobile number or customer id. If customer is found then it will transfer the screen into New Sale screen where change ESN/SIM popup screen will be appeared.
After filling Change ESN/SIM form it will be moved into New Sale screen from where we can check out for payment to make successful POS transaction.
