Go to the Metadata > Formats section, to the PDF tab
Select ISBN and enter a valid 13-digit ISBN
Be sure to enter the correct ISBN. A wrong ISBN can cause serious problems once the publication is online.
Fill in the release plan (Publication and For sale dates are required)
Click Save
Drag and drop the desired file into the area under Files and Preferences, or click Browse.
Once the operation is complete:
The uploaded file will be visible in the Files and Preferences area of the Metadata > Formats > PDF section.
The words PDF in the Download, Read excerpt and Read online sections will turn from grey to green.
Files larger than 50 MB are processed in the background. They therefore only become visible once processing is complete.
In the case of a preorder, be sure to check the box Start the release plan before uploading the file. It is important to know thatthe final file must be submitted 14 days before the date of availability for sale.