DLP 11.X is out just these days. I know that you want just update for fun and re-test all but maybe look into it (If it works there) and then go back to Support with that info.
To download Data Loss Prevention 11.0, go to the Product Downloads site
For a full list of changes, see the Release Notes
in PD27067: https://kc.mcafee.com/corporate/index?page=content&id=PD27067