Closed Caption from Captivate 7 to Captivate 2019 (11.5)

I received a file originally created in Captivate 7. I have Captivate 2019 (11.5).  Is the disappearance or altering of closed caption normal when upgrading from one version to another. If so, is there a setting that can prevent this issue from occurring?

BACK button removes playbar In KC

When completing a knowledge check, if the user selects “BACK”, the playbar remains hidden on the slides they go back to. Is there a way to change this?