2.11 Primary Account Update
This topic provides the systematic instructions on how to define/modify the primary account number by sending a SMS to the bank in a defined format.
The response will contain the success message about modification of primary account number.
Sample Message Format
BNKPRACUP <PIN> <AcctNumber>
Sample Message Request
BNKPRACUP 5678 AT30012100012
Parent topic: SMS Banking
