There is a serious usability issue with PHPickerViewController in a UIKit app running on macOS 26 via Mac Catalyst when the Mac Catalyst interface is set to “Scaled to Match iPad”. Mouse click and other pointer interactions do not take place in the correct position. This means you have to click in the wrong position to select a photo and to close the picker. This basically makes it unusable. To demonstrate, use Xcode 26 on macOS 26 to create a new iOS app project based on Swift/Storyboard. Then update ViewController.swift with the following code: import UIKit import PhotosUI class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() var cfg = UIButton.Configuration.plain() cfg.title = Photo Picker let button = UIButton(configuration: cfg, primaryAction: UIAction(handler: { _ in self.showPicker() })) button.translatesAutoresizingMaskIntoConstraints = false view.addSubview(button) NSLayoutConstraint.activate([ button.centerXAnchor.constraint(equalTo: view.safeAreaLayoutG
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Actually, slight Edit. We are ok with going in to iOS Settings once when it's first loaded to switch to our DoT settings, but after that we'd like to be able to turn it on and off from within the app and haven't yet figured out how to do that without access to the isEnabled property on NEDNSSettingsManager. We can remove it altogether. But then we have to go back into Settings when we re-load it to enable it, which we are trying to avoid (and other apps seem to be able to disable and enable from within the app).
Topic:
App & System Services
SubTopic:
Networking
Tags:
I'm working on a project that uses imageTrackingProvider through ARKit on VisionPro, and I want to detect multiple images(about 5) and show info at the same time. However, I found that it seems only 1 image could be detected by device at one time. And the api of maximumNumberOfTrackedImages doing this seems not available for visionOS but only iOS. Anyone knows possible ways to detect multiple images at the same time on VisionPro?
Topic:
Spatial Computing
SubTopic:
ARKit
Hello, I haven't seen this issue either so it appears to be a new bug. What are the expected and actual behaviors on iOS 26.x? (Presumably game overlay doesn't render as expected or at all) What is the exact version of iOS when this error occurs?
Topic:
Graphics & Games
SubTopic:
GameKit
Tags:
On iOS 26, if in Single App Mode, the device gets stuck on the lock screen. Devices are configured in SAM (kiosk mode), without a PIN requirement. Since updating to iPadOS 26, every single device that locks (goes to sleep) becomes completely unresponsive at the lock screen. Touch input does not work. The only way to regain access is to reboot the device, which will boot to the SAM app, but then lock again if it goes to sleep. Related discussion in the public forums.
Topic:
Business & Education
SubTopic:
Device Management
Thank you for your post. Could you please provide more information? Are you unable to locate a crash file on your device using the sysdiagnose. Additionally, the post does not include the version of iOS or any other relevant details that would allow me to determine the cause of the crash. Could you utilize Xcode to debug the application and reproduce the crash? Providing additional information would be beneficial in guiding you to obtain the crash file. Kindly submit a comprehensive crash report, adhering to the guidelines outlined in Posting a Crash Report. Hope this helps: https://developer.apple.com/forums/thread/688669 Looking forward to figure it out. Albert Pascual
Worldwide Developer Relations.
Topic:
UI Frameworks
SubTopic:
UIKit
Tags:
Hello, I’m new to macOS after many years on iPhone, and I’m trying to run a simple app on my iPhone directly from Xcode. The app builds fine in the simulator, but deploying to a real device fails with this error: The tunnel connection failed while the system tried to connect to the device. Domain: com.apple.dt.CoreDeviceError Code: 4 Failure Reason: The tunnel connection failed while the system tried to connect to the device. User Info: { DVTErrorCreationDateKey = 2025-10-02 16:55:53 +0000; com.apple.dt.DVTCoreDevice.operationName = connect; } -- The tunnel connection failed while the system tried to connect to the device. Domain: com.apple.dt.RemotePairingError Code: 4 -- I get the same error via command line, e.g. for xcrun devicectl device info apps --device ... My setup: macOS Version 26.0.1 (Build 25A362) Xcode 26.0.1 (Build 17A400) iPhone 13 on iOS 26.0.1 iPhone is paired with the Mac (I can see it in Finder and in Xcode alongside the simulator). Developer Mode is enabled on the iPhone. I also
Topic:
Developer Tools & Services
SubTopic:
Xcode
I've come across strange behavior with the userID property on the returned credential from a passkey attestation. When performing a cross-device passkey assertion between iOS and Android by scanning the generated QR code on my iPhone with an Android device the returned credential object contains an empty userID. This does not happen when performing an on device or cross-device assertion using two iPhones. Is this expected behavior, or is there something I'm missing here? I couldn't find any more information on this in the documentation. iOS Version: 26.0.1, Android Version: 13
Topic:
Privacy & Security
SubTopic:
General
Tags:
Passkeys in iCloud Keychain
Authentication Services
We're observing several UI issues with VNDocumentCameraViewController on devices running iOS 26. These screens were functioning correctly in earlier iOS versions. Issue 1 - On the edge correction screen, the top bar now appears as a gray strip beneath the status bar, whereas in previous iOS versions, it was positioned at the bottom of the screen. Do we have any workarounds to address this issue? Issue2 - The edit buttons and their labels are not clearly visible, affecting usability. Im using XCode 16.4 to build to iOS26 and the usage is like below: `let scanner = VNDocumentCameraViewController() scanner.delegate = self self.present(scanner, animated: true)`
[quote='861033022, DTS Engineer, /thread/802846?answerId=861033022#861033022'] I’m still researching the exact details of those limitations [/quote] Hey hey, that went quicker than I expected. As things currently stand on iOS 26, an app can only host extensions that it contains. Needless to say, this significantly undermines the utility of the ExtensionKit. While it’s possible that you might find a creative use for it, there’s one specific situation where it’s super useful, namely, using an extension to host code that is either unreliable or deals with untrusted data. For more on that last point, see Creating enhanced security helper extensions. There’s obviously a lot of demand from third-party developers to broaden the scope of ExtensionKit on iOS. If you have a specific use case in mind, feel free to file an enhancement request with the details. That’s particularly important if your use case is limited in some way. As I mentioned above, we already have an ER for the sort of general suppor
Topic:
App & System Services
SubTopic:
Processes & Concurrency
Tags:
I am trying to use SpeechTranscriber from Speech framework. Is it possible to use it on Simulator of iOS 26 (Mac OS Tahoe)? Function supportedLocales returns an empty array.
I’m not sure what you’re asking for here. Based on your contribution to other threads (like here), I get the feeling that you’re looking for a sample that shows how to communicate between iOS and Android apps. We don’t have such a sample, and it’s not something I’m create for you here on the forums. If you’d like to see that, please do file an enhancement request for it. And post your bug number, just for the record. If I’ve misunderstood your message, I’d appreciate more details on what you’re looking for. Share and Enjoy — Quinn “The Eskimo!” @ Developer Technical Support @ Apple let myEmail = eskimo + 1 + @ + apple.com
Topic:
App & System Services
SubTopic:
Networking
I run some tests for an iOS app, connecting the iPhone to my mac where the code resides. I notice that it fills the iPhone from system data, until the iPhone is full. I tried everything to remove the system data (I assume some logs from the XCode testing): reset network, restart the iPhone, remove the tested app, etc. Nothing works. I am stuck with having to erase all data on the iPhone and reinstall from scratch, which is very tedious. Any suggestions ? Thanks!
Attempting to bring up the access point yields the following error log: [GameCenterOverlayService] Failed to create GameOverlayUI Dashboard Remote Proxy [GameCenterOverlayService] Could not create endpoint for service name: com.apple.GameOverlayUI.dashboard-service [GameCenterOverlayService] Failed to create GameOverlayUI Dashboard Remote Proxy [GameCenterOverlayService] Could not create endpoint for service name: com.apple.GameOverlayUI.dashboard-service [GameCenterOverlayService] Failed to create GameOverlayUI Dashboard Remote Proxy [GameCenterOverlayService] Failed to create GameOverlayUI Dashboard Remote Proxy The same code (which is a single line setting 'active' to true) works on physical devices and on the simulator in iOS 18.6 I haven't been able to find any mention of this issue online. Any suggestions or help greatly appreciated.
[quote='860843022, herman602, /thread/802846?answerId=860843022#860843022, /profile/herman602'] Or can an app built with Xcode 26 also run this feature on earlier iOS versions? [/quote] No. This is a new facility in iOS 26. With that out of the way, let’s talk terminology. In app extension parlance: The container app is the one in which the appex is embedded. The host app is the one using the appex. In general, ExtensionKit lets you create a host app that invokes app extensions provided by other developers. Indeed, that’s how it works on macOS. On iOS, however, there are limitations. I’m still researching the exact details of those limitations, but it’s certainly true that iOS apps cannot host extensions created by other third-party developers (FB18784426). Share and Enjoy — Quinn “The Eskimo!” @ Developer Technical Support @ Apple let myEmail = eskimo + 1 + @ + apple.com
Topic:
App & System Services
SubTopic:
Processes & Concurrency
Tags: