If you're really stuck, and it sounds like you are, you can use a DFU reset. Put the iPad into DFU mode and then use Apple Configurator to re-enroll the device. If it's already in DEP, Apple Configurator will reset the device and then it should automatically pull its configuration when it restarts and checks authoriziation. ... View more

This site is great for making a Dock profile. Then I import the mobileconfig.   https://techion.com.au/blog/2015/4/28/dock-master   PS: Some of the URIs for things like System Preferences will have to be updated for Catalina, as they moved some system apps out of /Applications and into /System/Applications ... View more