State of network DDM configurations in Apple OS release 27

In What’s new in managing Apple devices WWDC 2026 video, the presenter empathizes that Device Declarative Management is no longer the future of Apple Device Management but the standard of Apple Device Management. Let’s look at Declarative Device Management (DDM) changes in Apple OS release 27 to see how this claim fares in reality.

One blog post covering all configuration areas would be too long, so let’s scope it down and focus just on network-related config. Two reasons: First, I like network config. Second, in Apple OS release 27, network-related declarative configurations are being expanded quite a lot.

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