Is your new release 3.5.2 still compatible with OSX 10.11?

 https://help.videoscribe.co/support/solutions/articles/1000033625-system-requirements-for-videoscribe-desktop

Looks like the system requirements have not changed, but if you run into a problem you could uninstall it and install an older version.

Or a raise a support ticket to ask for more specific help.

-Mike (videoscribe user)