Skip to main content

Apple Developer Docs

ProximityReader / CustomerEngagementSession / CustomerEngagementSession.Error / CustomerEngagementSession.Error.notSupported

CustomerEngagementSession.Error.notSupported

The current device or the environment doesn’t support this feature.

Declaration

case notSupported

Open on developer.apple.com

ProximityReaderCase

iOS 27.0+iPadOS 27.0+Mac Catalyst 27.0+

Built on 2026-06-12 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit fba13e1 · by @g-cqd · based on Apple Developer Documentation