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2 crucial features have been missed from on-prem deployment: Retail and WMS portal.
we highly recommend to reactivate again these 2 features for the on-prem version
Category: General
STATUS DETAILS
Completed
Ideas Administrator

https://docs.microsoft.com/en-us/business-applications-release-notes/october18/dynamics365-retail/support-premises-local-business-data-deployments

Responding to the Retail portion since this was posted to the Retail forum.  Retail has been available in the on prem solution since April 2018.