You can update your shipping address details manually on your Account page.
1. Log in to your Account, and click on your Account icon to go to your Account page.
2. On you account details, click "View Addresses".
(Note: if you have never ordered with us before, this space will be empty instead and you will only be able to add a new shipping address)
3. Select the address you want to update and click on the "Edit" button to see the details.
4. Update your address details on this page and click on "Update Address" to save the changes.