Blurred Background (RealityKit) Shader Graph Node not working on iOS/macOS

The ShaderGraph Node Blurred Background (RealityKit) – https://developer.apple.com/documentation/shadergraph/realitykit/blurred-background-(realitykit) works fine within the RealityComposer Pro 2 editor but isn't working on iOS 18 or macOS 15. Instead of the blurred content it just renders as opaque in a single color (Screenshot 2).

Interestingly it also fails to render within RealityComposer Pro when no other entities are within the scene, e.g only a background skybox set.

Expected Behavior: It would be great if this node worked the same way as it does on visionOS since this would allow for really interesting and nice effects for scenes.

Feedback ID: FB15081190

Blurred Background (RealityKit) Shader Graph Node not working on iOS/macOS
 
 
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