In version 1710 (9.0.2.2279) of Dynamics 365 Online we get this dialog to create a new app…
As you can see it contains the Client options Web and Unified Interface.
After an automatic minor update to the newer version 1710 (9.1.0.33) online you only have this dialog available.
This version creates a unified interface app by default and you cannot create apps with a web…
Continue Reading Andreas Cieslik’s Article on their blog
Dynamics 365 App Designer – Web Interface is going to be / already deprecated?
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