If you use PublishPress Permissions Pro, it is also possible to customize revisions on a per-post, per-category or per-tag basis.
You will able to customize permissions using the “Revision Exceptions” box under each post, page, category or tag. In the image below, you can choose three ways to customize permissions:
- Roles
- Groups
- Users

In the image below, only the “Author” role and the “Editor” role are able to create revisions:
