- Walk us through what it takes on our end to upgrade our systems and software from Classic DPS to DPS 2015. This depends on your systems and software. I'm getting the impression from your questions that you think moving from "Classic" DPS to DPS 2015 is an all or nothing proposition. As a DPS customer, you can continue creating and publishing DPS 2014 apps while also creating DPS 2015 apps.See Digital Publishing Solution Help | Stratagies for upgrading apps from DPS to DPS 2015 - With on-demand...