HPEXTRA50
Received a voucher in my email as a "subscriber". Might help someone. Conditions on email:
HPEXTRA50 : The coupon code is valid for purchases of $300* or more, and is valid till 11:59 PM AEDT on 24th March,2023. The coupon is eligible on promotional items. However, it cannot be used in conjunction with any other coupon code, cashback, gift card offer or HP Australia's retail partners, HP Student Store, HP Corporate Employee Purchase Program Store or HP Advantage For Small Business Store. Negotiated deals made via the customer service team (phone/email/chat) are ineligible for further discount with any coupon code.