Once you have checked out and paid for your order, unfortunately we are unable to update the address on your order.
Once your order has been shipped, what you can do however is sign up to My Post and try and re-direct the order yourself using your tracking number. Please note tracking numbers can take 24 hours to become active on AusPost's site.
The link to this Aus Post app is: https://auspost.com.au/mypost.