[Benjamin_Dobell]

Only if there's the possibility of a massive fine involved. The ACCC receive FAR too many reports to action any more than a tiny percentage of them. More often than not they respond saying they can't confirm or deny any violation, but you should try mediation.

[Handytinge]

The threat of the ACCC is usually enough for international companies to provide the refund, in my experience. Link them to the Repair, Replace, Refund page[0] and you're good.

0. https://www.accc.gov.au/consumers/consumer-rights-guarantees...