Hi @Marissa_R ,
Thank you for your feedback! It is intended, when duplicating a file, the duplicate will not contain comments and version history. https://help.figma.com/hc/en-us/articles/360038511533-Duplicate-or-copy-files
Still, we’ll pass this along to our team for consideration! As you said, others in the community have requested something similar here: Duplicate File with Comments , feel free to vote and share your feedback so we can track the interest from the community!