Can I change the delivery address? Katie 30 November 2018 08:35 Updated Follow Unfortunately, we’re not able to update any details of an existing order once a sample request has been made. Related articles What do I do if I haven’t received my free sample? Why is my address not being accepted? Who are SoPost? How are orders approved? My authentication code isn't working, what should I do? Comments 0 comments Article is closed for comments.