I tried to do the same thing and couldn't find a way. I just started a new book from scratch instead :(
How to change book type after uploading
Hello, i am fustrated because i wish to change my book type from landscape photo to magazine.
How can i do that either after uploading or directly from the bookwright software.(book already completed).
Thank you for reading
U moet u aanmelden om een opmerking te plaatsen.
You can change the size of your book in Bookwright! Please find more details here: https://support.blurb.com/hc/en-us/articles/207792596