Notifications

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Learn about the technical aspects of notification delivery on device, including notification types, priorities, and notification center management.

Notifications Documentation

Posts under Notifications subtopic

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didReceive isn't called in CarPlay scene
I have set up an iOS application with CarPlay scene using carplay-driving-tasks entitlement. And as per latest policy changes I'm able to get push notifications in the CarPlay screen. But unlike from phone scene, when I tap on a notification from CarPlay I don't get a trigger on didReceive method to intercept the payload of the notification that user tapped on. Is there any other ways or configuration needed to get this working? I just need to get the payload and present an Alert template within the CarPlay when user taps on a CarPlay notification and the app opens.
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145
Jul ’25
Unable to download APNS new Key configuration
I created new APNS key, when i clicked on download, this is the error am getting: Download Failed Auth Key can only be downloaded once. This auth key has already been downloaded. I dont have any key before and i have not downloaded the key before, it just a new key, i just created. Please this is affecting the release of our client app, and the client is having negative thought concern our service not knowing it from you guys.
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354
Sep ’25
Push notifications on macOS "discarded due to expiry"
I'm having a reproducible problem receiving push notifications on macOS 26.2. The pattern is that the push is received and then discarded almost immediately (there is a 60s expiration date) when on battery power and then when I plug in pushes start working and even if I unplug again it works for hours until breaking again. These are alert notifications with priority 10. Other team members have had similar problems but less reliably broken and even get a "stored for device power considerations" message followed by discarded (see apns-unique-id c29250a3-abbf-008a-96f9-a5384e32d1df). An example from my machine with the apns-unique-id 6b2dfe3d-af99-182a-0e1e-6b811d3ec486 which fails immediately. iOS is working fine however so this seems to be confined to macOS only.
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255
Jan ’26
Device Token Not Invalidated After App Uninstall (iOS 26.4 Beta)
Hello, We are experiencing an issue related to push notifications after updating devices to iOS 26.4 Beta. Our system stores push notification tokens on the server by associating the device token with the device’s IDFV in the app. After updating a device to iOS 26.4 Beta, we observed that the device token from a previously uninstalled version of the app remains valid for more than a week. As a result, two push notifications are delivered to the same device. The situation is as follows: The user installs the app and a device token is generated. The user uninstalls the app. Later, the user installs the app again and a new device token is generated. However, the previous device token does not become invalid, even after more than a week. Because IDFV changes when the app is reinstalled, our server cannot determine that the device belongs to the same user. Therefore, we cannot overwrite the old token with the new one on the server side. Could you please advise: Is this behavior expected in iOS 26.4 Beta? How long does it normally take for a device token to become invalid after an app is uninstalled? What is the recommended approach to prevent duplicate push notifications in this situation? Any guidance would be greatly appreciated. Best regards
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2w
Provisioning Profile Missing com.apple.developer.alarmkit Entitlement – No AlarmKit Capability in Developer Portal
Hello everyone, I’m working with AlarmKit (iOS/iPadOS 26) and encountering a critical blocker. On the simulator, after adding NSAlarmKitUsageDescription to Info.plist, AlarmKit functions as expected—no entitlement issues. However, when building to a physical device, Xcode fails with: “Provisioning profile … doesn’t include the com.apple.developer.alarmkit entitlement.” The core issue: there is no AlarmKit capability visible under App ID settings or provisioning profiles in the Developer Portal. Thus, this entitlement cannot be enabled or included in a profile. Steps taken so far: Reviewed WWDC25 AlarmKit session and documentation. Reviewed Apple Developer documentation on entitlements and provisioning. Verified there's no AlarmKit toggle or capability in the Developer Portal (Certificates, Identifiers & Profiles > Identifiers). Submitted multiple Feedback requests via Feedback Assistant, but received no technical resolution. Questions: Is there meant to be a separate AlarmKit entitlement (distinct from Critical Alerts)? If so, when will the com.apple.developer.alarmkit entitlement option be available in the Developer Portal? In the meantime, how can developers test AlarmKit-based features on physical devices? Could an Apple Engineer advise on whether an internal entitlement workflow or workaround exists for testing? Thank you in advance for any clarity anyone can provide. I'm stuck at a total impasse until this is resolved. —John Current Project Configuration Relevant Parts: info.plist: NSAlarmKitUsageDescription Schedules system-level alarms that break through Do Not Disturb and Focus modes to ensure alarms trigger reliably. UIBackgroundModes audio background-app-refresh location remote-notification entitlements.plist aps-environment development com.apple.developer.icloud-services CloudKit com.apple.developer.alarmkit com.apple.developer.usernotifications.time-sensitive
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Aug ’25
Alarmkit custom sound plays once
When setting a custom sound in AlarmKit, the alarm only plays the audio file once. I can understand why push notifications would play a sound only once, but I don’t understand why alarms can only play the sound for less than 30 seconds. We’re already at beta 6, so I’m wondering if Apple still hasn’t fixed this or if they have no intention of fixing it.
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Aug ’25
PushKit with CallKit - CallKit not shown when app is in background or terminated
Hi team, I am developing VOIP feature using PushKit and CallKit but CallKit is not show when app in background or terminate state, now in foreground state I can call reportNewIncomingCall from pushRegistry-didReceiveIncomingPushWith and it's work as expected but the problem is in background or terminate state it's not my setup: PushKit is configured In Signing & Capabilities I add background modes (Remote notifications and Voice over IP) In info.plist I add <key>UIBackgroundModes</key> <array> <string>voip</string> I'm not sure should I create new VOIP Certificate but now I can receive message notification normally. Any help or suggestions would be greatly appreciated Thank you
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181
Jul ’25
watchOS VoIP App: Incoming Calls?
Hello! I’m building a VoIP app for iPhone and Apple Watch using PushKit and CallKit. I’m trying to understand the recommended watchOS architecture for this kind of setup. What we would like is for the watch to behave as an endpoint for incoming calls, so that when a call comes in the user can answer on either the iPhone or the watch. My understanding is that VoIP notifications are not supported on watchOS, so for incoming calls what we ended up having to do was send the watch a regular APNs alert notification and only start the actual call setup after the user interacts with it. This isn’t ideal, and the notification often appears a few seconds late. What we would like to be able to do is present the incoming call on the watch more like how FaceTime calls appear on Apple Watch. So I wanted to ask whether this is the intended pattern for a companion watchOS VoIP app. Is using a regular APNs alert notification the correct way to surface an incoming call on the watch, or is there a better supported approach? Thanks!
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Does a Notification Service Extension continue executing network requests after calling contentHandler?
In my Notification Service Extension I'm doing two things in parallel inside didReceive(_:withContentHandler:): Downloading and attaching a rich media image (the standard content modification work) Firing a separate analytics POST request (fire-and-forget I don't wait for its response) Once the image is ready, I call contentHandler(modifiedContent). The notification renders correctly. What I've observed (via Proxyman) is that the analytics POST request completes successfully after contentHandler has already been called. My question: Why does this network request complete? Is it because: (a) The extension process is guaranteed to stay alive for the full 30-second budget, even after contentHandler is called so my URLSession task continues executing during the remaining time? (b) The extension process loses CPU time after contentHandler but remains in memory for process reuse and the request completes at the socket/OS level without my completion handler ever firing? (c) Something else entirely? I'd like to understand the documented behaviour so I can decide whether it's safe to rely on fire-and-forget network requests completing after contentHandler, or whether I need to ensure the request finishes before calling contentHandler.
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185
Mar ’26
Notifications False Sucecss Delivery
We operate a social network application, SportsYou with over 3 million monthly active users and are experiencing significant issues with push notification delivery through APNs. We have a large number of users reporting they are not receiving push notifications. Our infrastructure uses AWS SNS integrated with APNs to deliver notifications. However, AWS CloudWatch consistently reports successful delivery (Success response), even though users confirm they never received the notifications. Because we receive success responses from AWS SNS, our system does not attempt to recreate or refresh the device endpoints. This leaves us unable to detect or recover from these delivery failures automatically. This issue is widespread and inconsistent. It affects users across multiple variables including different iOS versions, different device models, and different versions of our application. We cannot identify a clear pattern that would help us isolate the root cause. With millions of active users, even a small percentage of delivery failures represents thousands of users experiencing a degraded service. This is significantly impacting user engagement and satisfaction. We need guidance on how to properly diagnose this issue and ensure reliable notification delivery to our users. Specifically, we'd like to understand why we're receiving success responses when notifications aren't being delivered, and what steps we can take to detect and prevent these failures.
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158
Oct ’25
Push Notification Icon Not Updated on Some Devices After App Icon Change
Hi, We recently updated our app icon, but the push notification icon has not been updated on some devices. It still shows the old icon on: • iPhone 16 Pro — iOS 26 • iPhone 14 — iOS 26 • iPad Pro 11” (M4) — iOS 18.6.2 • iPhone 16 Plus — iOS 18.5 After restarting these devices, the push notification icon is refreshed and displays the new version correctly. Could you advise how we can ensure the push notification icon updates properly on all affected devices without requiring users to restart? Thank you.
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359
Nov ’25
APNs Returning 200 OK for Uninstalled Apps
We're experiencing an issue with Apple Push Notification service where APNs continues to return 200 OK responses for device tokens belonging to uninstalled applications. Issue Details: When sending push notifications to device tokens, APNs returns 200 OK responses even for devices where our app was uninstalled more than a month ago Thanks in advanced for support
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169
Jul ’25
AlarmKit plays system error tone instead of custom sound files (iOS 26.0)
AlarmKit custom sounds are universally broken in iOS 26.0 stable - instead of playing your custom sound, it plays a system error/timeout beep. I've spent days investigating why custom sounds result in what sounds like an error beep (like when you cancel an operation or hit a timeout) instead of the actual audio file. I can now prove this is an Apple bug, not implementation error. Evidence: Test 1: My Implementation Followed Apple's documentation exactly Tried both bundle and Library/Sounds (as documented) Result: System error beep (not my audio) Test 2: Professional Apps Tested ADHDAlarms (popular AlarmKit example by jacobsapps) https://github.com/jacobsapps/ADHDAlarms Their airhorn.mp3 custom sound: same error beep (not an airhorn) Their default sound: works perfectly Test 3: Device Testing Physical iPhone (iOS 26.0 - 23A341): broken iOS Simulator: broken Not device-specific Files are found correctly, but the actual audio file is never played. Instead, you hear what sounds like a system error/cancellation tone. What I've Eliminated Not a Library/Sounds vs Bundle issue (both broken) Not a file format issue (.mp3, .caf, .m4a all broken) Not an implementation issue (professional apps broken too) Not a device issue (simulator and device both broken) Not a file size issue (5KB to 2MB all broken) The Documentation Lie: Apple's docs for AlertConfiguration.AlertSound.named(_:) state: "Choose a file that's in your app's main bundle or the Library/Sounds folder" https://developer.apple.com/documentation/activitykit/alertconfiguration/alertsound/named(_:) Both locations are broken. Tested on: iOS 26.0 (23A341), Xcode 26.0.1, Swift 6.2 Impact: This affects any app trying to: Provide personalized wake-up sounds Use custom alarm tones Create meditation/sleep apps Differentiate from default iOS alarms Current Status: Multiple bug reports filed: FB19900024, FB18237648, FB19779004 Apple engineer claimed "fixed in latest beta" in August Still broken in iOS 26.0 stable (September) Workaround: None that I know of. You must use .default sound. For apps needing custom audio, play it with AVAudioPlayer after the alarm fires and user opens the app. Question: Has ANYONE gotten custom AlarmKit sounds working in iOS 26.0 stable? If so, plzzz help I'd be so grateful.
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Oct ’25
Notification coordination between iOS and watchOS is not working properly
Notification coordination between iOS and watchOS is not working properly watchOS and iOS try to coordinate between phone and watch notifications. The concept here is that if there is a main app and a companion app, they could both be sending a notification, then the notification would alert on both, which is a deviation from how notification mirroring is handled if there is an iOS app but no watch app. The watch waits for the iOS notification to fire so they can determine if this is the same notification that needs to be deduped, displayed on one device but not the other, or separate notifications to be displayed both. If there is no notification on the phone, the watch will timeout after 13 seconds and alert anyway. If you have an iOS companion app, the best solution to this is to send the same notification on both devices simultaneously, and ensuring the UNNotificationRequest.identifier matches on both notifications. This will let the systems determine how to handle the notification correctly and quickly, and the notification will alert right away. https://developer.apple.com/forums/thread/765669 According to the above article, "when a notification arrives on watchOS alone first, it coordinates with iOS," but in reality, it doesn't work properly. Detailed process of this phenomenon watchOS receives a notification. On watchOS, the notification is not immediately shown to the user. iOS receives a notification with the same UNNotificationRequest.identifier as in (1). The notification in (3) does not appear on either iOS or watchOS. However, the notification from (3) does appear in iOS Notification Center. Thirteen seconds after watchOS received the notification, the notification from (1) is shown to the user on watchOS. In the end, the iOS and watchOS notifications are not consolidated and each remains in its respective notification center. Up to (3) there are no issues. Starting with (4), both iOS and watchOS exhibit a lot of odd behavior. This phenomenon occurs with both local notifications and push notifications. When iOS receives the notification first, there is no problem. The notification for watch received later is processed appropriately, and the watchOS notification is not additionally displayed to the user. Expected proper process Same as above. Same as above. Same as above. The notification in (1) is integrated into the notification in (3). The notification in (3) is alerted to the user immediately. 2 sample projects to reproduce Only the main code is attached. Sample project1: local notifications Swift code for local notification app (iOS, watchOS) - App.swift.txt Sample project2: push notifications This sample project is implemented using Firebase Functions and Firebase Cloud Messaging. Swift code push notification app (iOS, watchOS) - App.swift.txt Server side JavaScript code for FirebaseFunction - index.js.txt Tested devices and OS This phenomenon occurred in both of the following patterns. Pattern 1 Xcode 26.0 iPhone 16 (iOS 26.0) Apple Watch series 10 (watchOS 26.0) Pattern 2 Xcode 16.4 iPhone 11 (iOS 18.6) Apple Watch SE 2nd gen (watchOS 11.6) Question Is this phenomenon a bug? Or is my understanding or implementation incorrect? Feedback Assistant number FB20339772
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Sep ’25
Missing notification – APNs success but not delivered to device
We have a customer reporting that they didn’t receive some of their push notifications. On November 3, 2025, four push notifications were sent — the customer received the first three but not the last one. Our logs show a successful response from APNs, with the apns-id c116d650-efc6-4fb1-8a74-382d5bab4692. A very similar case occurred on October 31, where the customer also claimed not to have received the notification, yet our logs again show success from APNs with apns-id 1468ef43-66d6-40d2-b10a-c96889fcb65a. Wondering if there any way to help us to trace these cases. Thanks
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Nov ’25
iOS 26 Notification Extension open(uri) Fails on Cold Start (LSApplicationWorkspaceErrorDomain Code=115)
I'm experiencing a critical regression on iOS 26 with a Notification Content Extension. extensionContext.open(uri) fails to open external URLs with LSApplicationWorkspaceErrorDomain Code=115 under specific conditions. Problem: When the main app is killed, and a rich push notification is received and expanded, tapping a button (specifically one with a transparent background, cornerRadius=0, clipsToBounds=false) fails to open its associated URL. Key Details: iOS 26 Only: Works perfectly on iOS 17, 18, etc. App Killed State Only: Works if the app is running (foreground/background). Works on Subsequent Notifications: The link will open if a second notification is received. LSApplicationQueriesSchemes: Confirmed to be correctly configured in the main app's Info.plist and present in the app bundle. Delay No Help: Adding a 1s delay before open(uri) does not fix it. My os_log statements confirm the button tap
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Nov ’25
Provisioning Profile Missing Push Notification Entitlement (com.apple.developer.push-notifications) Despite Being Enabled
I'm running into an issue during the iOS build process for my app, and I'm hoping someone can point me in the right direction. ❗ The Problem When attempting to archive the app via EAS Build (Expo), the build fails with the following error: `Provisioning profile "HCF_AppStore_ProvisioningProfile" doesn't include the com.apple.developer.push-notifications entitlement. Profile qualification is using entitlement definitions that may be out of date. Connect to network to update.` What I’ve Already Done: Enabled Push Notifications capability for the App ID (com.rsmco.helpcreatefamilies) in the Apple Developer portal. Deleted and regenerated the App Store Provisioning Profile after enabling the capability. Confirmed the new profile is associated with the correct App ID and Distribution Certificate. Uploaded the new profile to EAS (Expo) and rebuilt the app. Yet the error persists during the Xcode archive step with Exit code 65. Additional Info: Provisioning Profile Name: HCF_AppStore_ProvisioningProfile App ID: com.rsmco.helpcreatefamilies Team: Reproductive Sciences Management Company, LLC Workflow: Expo EAS Build Capability causing issue: com.apple.developer.push-notifications
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Jul ’25
Push Notifications not received on app.
Issue: Push notifications are not being received for some users. What could be the possible causes? Push notifications are being sent from our own server, and we are receiving success responses from APNS. Users have confirmed that notifications are enabled on their devices, and they report no network issues.
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4
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1
Views
450
Activity
Mar ’26
didReceive isn't called in CarPlay scene
I have set up an iOS application with CarPlay scene using carplay-driving-tasks entitlement. And as per latest policy changes I'm able to get push notifications in the CarPlay screen. But unlike from phone scene, when I tap on a notification from CarPlay I don't get a trigger on didReceive method to intercept the payload of the notification that user tapped on. Is there any other ways or configuration needed to get this working? I just need to get the payload and present an Alert template within the CarPlay when user taps on a CarPlay notification and the app opens.
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0
Boosts
2
Views
145
Activity
Jul ’25
Unable to download APNS new Key configuration
I created new APNS key, when i clicked on download, this is the error am getting: Download Failed Auth Key can only be downloaded once. This auth key has already been downloaded. I dont have any key before and i have not downloaded the key before, it just a new key, i just created. Please this is affecting the release of our client app, and the client is having negative thought concern our service not knowing it from you guys.
Replies
7
Boosts
2
Views
354
Activity
Sep ’25
Push notifications on macOS "discarded due to expiry"
I'm having a reproducible problem receiving push notifications on macOS 26.2. The pattern is that the push is received and then discarded almost immediately (there is a 60s expiration date) when on battery power and then when I plug in pushes start working and even if I unplug again it works for hours until breaking again. These are alert notifications with priority 10. Other team members have had similar problems but less reliably broken and even get a "stored for device power considerations" message followed by discarded (see apns-unique-id c29250a3-abbf-008a-96f9-a5384e32d1df). An example from my machine with the apns-unique-id 6b2dfe3d-af99-182a-0e1e-6b811d3ec486 which fails immediately. iOS is working fine however so this seems to be confined to macOS only.
Replies
1
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0
Views
255
Activity
Jan ’26
Device Token Not Invalidated After App Uninstall (iOS 26.4 Beta)
Hello, We are experiencing an issue related to push notifications after updating devices to iOS 26.4 Beta. Our system stores push notification tokens on the server by associating the device token with the device’s IDFV in the app. After updating a device to iOS 26.4 Beta, we observed that the device token from a previously uninstalled version of the app remains valid for more than a week. As a result, two push notifications are delivered to the same device. The situation is as follows: The user installs the app and a device token is generated. The user uninstalls the app. Later, the user installs the app again and a new device token is generated. However, the previous device token does not become invalid, even after more than a week. Because IDFV changes when the app is reinstalled, our server cannot determine that the device belongs to the same user. Therefore, we cannot overwrite the old token with the new one on the server side. Could you please advise: Is this behavior expected in iOS 26.4 Beta? How long does it normally take for a device token to become invalid after an app is uninstalled? What is the recommended approach to prevent duplicate push notifications in this situation? Any guidance would be greatly appreciated. Best regards
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10
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0
Views
800
Activity
2w
Provisioning Profile Missing com.apple.developer.alarmkit Entitlement – No AlarmKit Capability in Developer Portal
Hello everyone, I’m working with AlarmKit (iOS/iPadOS 26) and encountering a critical blocker. On the simulator, after adding NSAlarmKitUsageDescription to Info.plist, AlarmKit functions as expected—no entitlement issues. However, when building to a physical device, Xcode fails with: “Provisioning profile … doesn’t include the com.apple.developer.alarmkit entitlement.” The core issue: there is no AlarmKit capability visible under App ID settings or provisioning profiles in the Developer Portal. Thus, this entitlement cannot be enabled or included in a profile. Steps taken so far: Reviewed WWDC25 AlarmKit session and documentation. Reviewed Apple Developer documentation on entitlements and provisioning. Verified there's no AlarmKit toggle or capability in the Developer Portal (Certificates, Identifiers & Profiles > Identifiers). Submitted multiple Feedback requests via Feedback Assistant, but received no technical resolution. Questions: Is there meant to be a separate AlarmKit entitlement (distinct from Critical Alerts)? If so, when will the com.apple.developer.alarmkit entitlement option be available in the Developer Portal? In the meantime, how can developers test AlarmKit-based features on physical devices? Could an Apple Engineer advise on whether an internal entitlement workflow or workaround exists for testing? Thank you in advance for any clarity anyone can provide. I'm stuck at a total impasse until this is resolved. —John Current Project Configuration Relevant Parts: info.plist: NSAlarmKitUsageDescription Schedules system-level alarms that break through Do Not Disturb and Focus modes to ensure alarms trigger reliably. UIBackgroundModes audio background-app-refresh location remote-notification entitlements.plist aps-environment development com.apple.developer.icloud-services CloudKit com.apple.developer.alarmkit com.apple.developer.usernotifications.time-sensitive
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3
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0
Views
439
Activity
Aug ’25
Seeing high volume of 410 responses from APNs
Hi there, we noticed high volume of 410 responses from APNs. It started on July 19th and we see it across multiple apps. Is there some sort of mass token invalidation/removal that's happening on APNs?
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1
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2
Views
1.2k
Activity
Jul ’25
Does UNCalendarNotificationTrigger fire at the same time everyday even if user changes his timezone ?
I am using UNCalendarNotificationTrigger and from my initial tests with simulator and timezone changes in my mac i see that notification donot get triggered at specific times if timezone changes, is this expected behaviour ?
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2
Boosts
1
Views
302
Activity
Jan ’26
Alarmkit custom sound plays once
When setting a custom sound in AlarmKit, the alarm only plays the audio file once. I can understand why push notifications would play a sound only once, but I don’t understand why alarms can only play the sound for less than 30 seconds. We’re already at beta 6, so I’m wondering if Apple still hasn’t fixed this or if they have no intention of fixing it.
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5
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2
Views
896
Activity
Aug ’25
PushKit with CallKit - CallKit not shown when app is in background or terminated
Hi team, I am developing VOIP feature using PushKit and CallKit but CallKit is not show when app in background or terminate state, now in foreground state I can call reportNewIncomingCall from pushRegistry-didReceiveIncomingPushWith and it's work as expected but the problem is in background or terminate state it's not my setup: PushKit is configured In Signing & Capabilities I add background modes (Remote notifications and Voice over IP) In info.plist I add <key>UIBackgroundModes</key> <array> <string>voip</string> I'm not sure should I create new VOIP Certificate but now I can receive message notification normally. Any help or suggestions would be greatly appreciated Thank you
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1
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1
Views
181
Activity
Jul ’25
watchOS VoIP App: Incoming Calls?
Hello! I’m building a VoIP app for iPhone and Apple Watch using PushKit and CallKit. I’m trying to understand the recommended watchOS architecture for this kind of setup. What we would like is for the watch to behave as an endpoint for incoming calls, so that when a call comes in the user can answer on either the iPhone or the watch. My understanding is that VoIP notifications are not supported on watchOS, so for incoming calls what we ended up having to do was send the watch a regular APNs alert notification and only start the actual call setup after the user interacts with it. This isn’t ideal, and the notification often appears a few seconds late. What we would like to be able to do is present the incoming call on the watch more like how FaceTime calls appear on Apple Watch. So I wanted to ask whether this is the intended pattern for a companion watchOS VoIP app. Is using a regular APNs alert notification the correct way to surface an incoming call on the watch, or is there a better supported approach? Thanks!
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2
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0
Views
179
Activity
4w
Does a Notification Service Extension continue executing network requests after calling contentHandler?
In my Notification Service Extension I'm doing two things in parallel inside didReceive(_:withContentHandler:): Downloading and attaching a rich media image (the standard content modification work) Firing a separate analytics POST request (fire-and-forget I don't wait for its response) Once the image is ready, I call contentHandler(modifiedContent). The notification renders correctly. What I've observed (via Proxyman) is that the analytics POST request completes successfully after contentHandler has already been called. My question: Why does this network request complete? Is it because: (a) The extension process is guaranteed to stay alive for the full 30-second budget, even after contentHandler is called so my URLSession task continues executing during the remaining time? (b) The extension process loses CPU time after contentHandler but remains in memory for process reuse and the request completes at the socket/OS level without my completion handler ever firing? (c) Something else entirely? I'd like to understand the documented behaviour so I can decide whether it's safe to rely on fire-and-forget network requests completing after contentHandler, or whether I need to ensure the request finishes before calling contentHandler.
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1
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0
Views
185
Activity
Mar ’26
Notifications False Sucecss Delivery
We operate a social network application, SportsYou with over 3 million monthly active users and are experiencing significant issues with push notification delivery through APNs. We have a large number of users reporting they are not receiving push notifications. Our infrastructure uses AWS SNS integrated with APNs to deliver notifications. However, AWS CloudWatch consistently reports successful delivery (Success response), even though users confirm they never received the notifications. Because we receive success responses from AWS SNS, our system does not attempt to recreate or refresh the device endpoints. This leaves us unable to detect or recover from these delivery failures automatically. This issue is widespread and inconsistent. It affects users across multiple variables including different iOS versions, different device models, and different versions of our application. We cannot identify a clear pattern that would help us isolate the root cause. With millions of active users, even a small percentage of delivery failures represents thousands of users experiencing a degraded service. This is significantly impacting user engagement and satisfaction. We need guidance on how to properly diagnose this issue and ensure reliable notification delivery to our users. Specifically, we'd like to understand why we're receiving success responses when notifications aren't being delivered, and what steps we can take to detect and prevent these failures.
Replies
2
Boosts
1
Views
158
Activity
Oct ’25
Push Notification Icon Not Updated on Some Devices After App Icon Change
Hi, We recently updated our app icon, but the push notification icon has not been updated on some devices. It still shows the old icon on: • iPhone 16 Pro — iOS 26 • iPhone 14 — iOS 26 • iPad Pro 11” (M4) — iOS 18.6.2 • iPhone 16 Plus — iOS 18.5 After restarting these devices, the push notification icon is refreshed and displays the new version correctly. Could you advise how we can ensure the push notification icon updates properly on all affected devices without requiring users to restart? Thank you.
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1
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0
Views
359
Activity
Nov ’25
APNs Returning 200 OK for Uninstalled Apps
We're experiencing an issue with Apple Push Notification service where APNs continues to return 200 OK responses for device tokens belonging to uninstalled applications. Issue Details: When sending push notifications to device tokens, APNs returns 200 OK responses even for devices where our app was uninstalled more than a month ago Thanks in advanced for support
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3
Boosts
1
Views
169
Activity
Jul ’25
AlarmKit plays system error tone instead of custom sound files (iOS 26.0)
AlarmKit custom sounds are universally broken in iOS 26.0 stable - instead of playing your custom sound, it plays a system error/timeout beep. I've spent days investigating why custom sounds result in what sounds like an error beep (like when you cancel an operation or hit a timeout) instead of the actual audio file. I can now prove this is an Apple bug, not implementation error. Evidence: Test 1: My Implementation Followed Apple's documentation exactly Tried both bundle and Library/Sounds (as documented) Result: System error beep (not my audio) Test 2: Professional Apps Tested ADHDAlarms (popular AlarmKit example by jacobsapps) https://github.com/jacobsapps/ADHDAlarms Their airhorn.mp3 custom sound: same error beep (not an airhorn) Their default sound: works perfectly Test 3: Device Testing Physical iPhone (iOS 26.0 - 23A341): broken iOS Simulator: broken Not device-specific Files are found correctly, but the actual audio file is never played. Instead, you hear what sounds like a system error/cancellation tone. What I've Eliminated Not a Library/Sounds vs Bundle issue (both broken) Not a file format issue (.mp3, .caf, .m4a all broken) Not an implementation issue (professional apps broken too) Not a device issue (simulator and device both broken) Not a file size issue (5KB to 2MB all broken) The Documentation Lie: Apple's docs for AlertConfiguration.AlertSound.named(_:) state: "Choose a file that's in your app's main bundle or the Library/Sounds folder" https://developer.apple.com/documentation/activitykit/alertconfiguration/alertsound/named(_:) Both locations are broken. Tested on: iOS 26.0 (23A341), Xcode 26.0.1, Swift 6.2 Impact: This affects any app trying to: Provide personalized wake-up sounds Use custom alarm tones Create meditation/sleep apps Differentiate from default iOS alarms Current Status: Multiple bug reports filed: FB19900024, FB18237648, FB19779004 Apple engineer claimed "fixed in latest beta" in August Still broken in iOS 26.0 stable (September) Workaround: None that I know of. You must use .default sound. For apps needing custom audio, play it with AVAudioPlayer after the alarm fires and user opens the app. Question: Has ANYONE gotten custom AlarmKit sounds working in iOS 26.0 stable? If so, plzzz help I'd be so grateful.
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2
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219
Activity
Oct ’25
Notification coordination between iOS and watchOS is not working properly
Notification coordination between iOS and watchOS is not working properly watchOS and iOS try to coordinate between phone and watch notifications. The concept here is that if there is a main app and a companion app, they could both be sending a notification, then the notification would alert on both, which is a deviation from how notification mirroring is handled if there is an iOS app but no watch app. The watch waits for the iOS notification to fire so they can determine if this is the same notification that needs to be deduped, displayed on one device but not the other, or separate notifications to be displayed both. If there is no notification on the phone, the watch will timeout after 13 seconds and alert anyway. If you have an iOS companion app, the best solution to this is to send the same notification on both devices simultaneously, and ensuring the UNNotificationRequest.identifier matches on both notifications. This will let the systems determine how to handle the notification correctly and quickly, and the notification will alert right away. https://developer.apple.com/forums/thread/765669 According to the above article, "when a notification arrives on watchOS alone first, it coordinates with iOS," but in reality, it doesn't work properly. Detailed process of this phenomenon watchOS receives a notification. On watchOS, the notification is not immediately shown to the user. iOS receives a notification with the same UNNotificationRequest.identifier as in (1). The notification in (3) does not appear on either iOS or watchOS. However, the notification from (3) does appear in iOS Notification Center. Thirteen seconds after watchOS received the notification, the notification from (1) is shown to the user on watchOS. In the end, the iOS and watchOS notifications are not consolidated and each remains in its respective notification center. Up to (3) there are no issues. Starting with (4), both iOS and watchOS exhibit a lot of odd behavior. This phenomenon occurs with both local notifications and push notifications. When iOS receives the notification first, there is no problem. The notification for watch received later is processed appropriately, and the watchOS notification is not additionally displayed to the user. Expected proper process Same as above. Same as above. Same as above. The notification in (1) is integrated into the notification in (3). The notification in (3) is alerted to the user immediately. 2 sample projects to reproduce Only the main code is attached. Sample project1: local notifications Swift code for local notification app (iOS, watchOS) - App.swift.txt Sample project2: push notifications This sample project is implemented using Firebase Functions and Firebase Cloud Messaging. Swift code push notification app (iOS, watchOS) - App.swift.txt Server side JavaScript code for FirebaseFunction - index.js.txt Tested devices and OS This phenomenon occurred in both of the following patterns. Pattern 1 Xcode 26.0 iPhone 16 (iOS 26.0) Apple Watch series 10 (watchOS 26.0) Pattern 2 Xcode 16.4 iPhone 11 (iOS 18.6) Apple Watch SE 2nd gen (watchOS 11.6) Question Is this phenomenon a bug? Or is my understanding or implementation incorrect? Feedback Assistant number FB20339772
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220
Activity
Sep ’25
Missing notification – APNs success but not delivered to device
We have a customer reporting that they didn’t receive some of their push notifications. On November 3, 2025, four push notifications were sent — the customer received the first three but not the last one. Our logs show a successful response from APNs, with the apns-id c116d650-efc6-4fb1-8a74-382d5bab4692. A very similar case occurred on October 31, where the customer also claimed not to have received the notification, yet our logs again show success from APNs with apns-id 1468ef43-66d6-40d2-b10a-c96889fcb65a. Wondering if there any way to help us to trace these cases. Thanks
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3
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211
Activity
Nov ’25
iOS 26 Notification Extension open(uri) Fails on Cold Start (LSApplicationWorkspaceErrorDomain Code=115)
I'm experiencing a critical regression on iOS 26 with a Notification Content Extension. extensionContext.open(uri) fails to open external URLs with LSApplicationWorkspaceErrorDomain Code=115 under specific conditions. Problem: When the main app is killed, and a rich push notification is received and expanded, tapping a button (specifically one with a transparent background, cornerRadius=0, clipsToBounds=false) fails to open its associated URL. Key Details: iOS 26 Only: Works perfectly on iOS 17, 18, etc. App Killed State Only: Works if the app is running (foreground/background). Works on Subsequent Notifications: The link will open if a second notification is received. LSApplicationQueriesSchemes: Confirmed to be correctly configured in the main app's Info.plist and present in the app bundle. Delay No Help: Adding a 1s delay before open(uri) does not fix it. My os_log statements confirm the button tap
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225
Activity
Nov ’25
Provisioning Profile Missing Push Notification Entitlement (com.apple.developer.push-notifications) Despite Being Enabled
I'm running into an issue during the iOS build process for my app, and I'm hoping someone can point me in the right direction. ❗ The Problem When attempting to archive the app via EAS Build (Expo), the build fails with the following error: `Provisioning profile "HCF_AppStore_ProvisioningProfile" doesn't include the com.apple.developer.push-notifications entitlement. Profile qualification is using entitlement definitions that may be out of date. Connect to network to update.` What I’ve Already Done: Enabled Push Notifications capability for the App ID (com.rsmco.helpcreatefamilies) in the Apple Developer portal. Deleted and regenerated the App Store Provisioning Profile after enabling the capability. Confirmed the new profile is associated with the correct App ID and Distribution Certificate. Uploaded the new profile to EAS (Expo) and rebuilt the app. Yet the error persists during the Xcode archive step with Exit code 65. Additional Info: Provisioning Profile Name: HCF_AppStore_ProvisioningProfile App ID: com.rsmco.helpcreatefamilies Team: Reproductive Sciences Management Company, LLC Workflow: Expo EAS Build Capability causing issue: com.apple.developer.push-notifications
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183
Activity
Jul ’25