Merchant Support Centre
Westpac will be using Response Code categories to help you and your customers understand why a transaction has been declined. If you have a declined transaction, check the Response Code number, then follow the instructions on how to process the transaction.
Things you should know
1 The Point of Sale solutions are supplied by POS Providers, not Westpac. Westpac does not guarantee or endorse those products and any related services. You can find out if your POS is compatible with Presto Smart.
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