Currently, Apple accepts audiobook files and metadata from approved partners. View a list of approved partners.
You can offer and sell audiobooks on Apple Books in the following countries:
Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Japan, Luxembourg, Netherlands, New Zealand, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom, United States
No, we do not support pre-orders for audiobooks at this time.
You will need to work with your distributor to submit the updates.