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Integrating on WooCommerce

Locate your humm Credentials

To integrate humm you will need your:

  • Merchant Number
  • API Key

Integrating humm

1 - On the left-hand side of your WordPress admin page, click Plugins > Add New then search for humm in top-right search field.


4 - Next to Humm / Oxipay Payment Gateway for WooCommerce click Install then Activate.



From the Plugins page, find Humm then click Settings.


Ensure humm is configured as follows.

Setting Value
Enabled Ticked
Humm Region AU or NZ
Test Mode Unticked
Price Widget Ticked
Price Widget Advanced Settings Unticked
Merchant Type 'Little things', 'Big things' or Both.
Top Banner Widget Ticked (AU Only)
Top Banner on FrontPage Only Ticked (AU only)
Pre-select Checkout Button Ticked
Pre-select Button Order 1
Minimum Order Total 0 for no limit.
Maximum Order Total 0 for no limit.


1 - Click order to refund from orders list page, then Refund at bottom.


2 - Choose the items or set the amount you want to refund then click Refund via humm.