According to Shimizu, Film RED will seemingly not be canon in terms of manga timeline continuity, but suggests that canon information may be revealed in it, which might include stuff that Oda originally planned for Shanks in the manga: https://t.co/8LttUU7nXS pic.twitter.com/Jd6LjU2u4T

— Artur - Library of Ohara (@newworldartur) February 3, 2022