This post is a contribution from Aaron Mio, an engineer with the SharePoint Developer Support team.
Lately. I came across an issue of using REST API ValidateUpdateListItem() to update listitem ...
Updated Aug 27, 2020
Version 2.0
Blog Post
2 MIN READ
Update file metadata with Rest API using ValidateUpdateListItem in SharePoint on-premises
I've spent many hours trying to get this to work, the Author field is updated as required, but the version is incremented from major to major.1. bNewDocumentUpdateis set to true.