Environment: Device: iPhone 15 iOS Version: 26.2 Xcode Version: (add your version) Signing: Automatic with Apple Developer account Problem: When calling NFCTagReaderSession.begin(), the session immediately fails with error code 2: "Missing required entitlement". This happens even though: NFCTagReaderSession.readingAvailable returns true NFCNDEFReaderSession.readingAvailable returns true The session object is created successfully Configuration verified: BonoResidente.entitlements: Info.plist (relevant keys): NFCReaderUsageDescription This app needs NFC permission to read transport cards com.apple.developer.nfc.readersession.iso7816.select-identifiers D2760000850101 Apple Developer Portal: App ID com.acalvoelorri.BonoResidente has "NFC Tag Reading" capability enabled Provisioning profiles were regenerated after enabling the capability Xcode: "Near Field Communication Tag Reading" capability added via Signing & Capabilities CODE_SIGN_ENTITLEMENTS correctly points to the entitlements file Automatic signing enabled with valid Development Team Steps taken: Deleted app from device Clean Build Folder (Cmd+Shift+K) Deleted and re-added the NFC capability in Xcode Manually enabled NFC Tag Reading in Apple Developer Portal Rebuilt and reinstalled the app Code: import CoreNFC class NFCReaderService: NSObject, ObservableObject, NFCTagReaderSessionDelegate { @Published var lastReadData: String = "" @Published var isReading: Bool = false private var session: NFCTagReaderSession? func startReading() { guard NFCTagReaderSession.readingAvailable else { lastReadData = "NFC not available on this device" return } session = NFCTagReaderSession( pollingOption: [.iso14443, .iso15693, .iso18092], delegate: self ) session?.alertMessage = "Hold your transport card near the iPhone" session?.begin() isReading = true } func tagReaderSessionDidBecomeActive(_ session: NFCTagReaderSession) { print("NFC session active") } func tagReaderSession(_ session: NFCTagReaderSession, didInvalidateWithError error: Error) { // Error occurs here immediately after begin() print("Error: \(error)") } func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { // Never reached } } Console logs: ========== NFC DEBUG INFO ========== iOS Version: 26.2 Device Model: iPhone Device Name: iPhone System Name: iOS NFCTagReaderSession.readingAvailable: true NFCNDEFReaderSession.readingAvailable: true Bundle ID: com.acalvoelorri.BonoResidente Creating NFCTagReaderSession with pollingOption: [.iso14443, .iso15693, .iso18092]... Session created: Optional(<NFCTagReaderSession: 0x110fa50e0>) Setting alertMessage... Calling session.begin()... session.begin() completed, isReading = true ========== NFC ERROR DEBUG ========== Full error: Error Domain=NFCError Code=2 "Missing required entitlement" UserInfo={NSLocalizedDescription=Missing required entitlement} Error type: NFCError Localized: Missing required entitlement NSError domain: NFCError NSError code: 2 NSError userInfo: ["NSLocalizedDescription": Missing required entitlement] Questions: Is there a known issue with NFCTagReaderSession entitlements on iOS 26.2? Are there additional entitlements required beyond com.apple.developer.nfc.readersession.formats with value TAG? How can I verify that the installed app's provisioning profile actually contains the NFC entitlement? Any help would be appreciated. Thank you.