Discuss hardware-specific topics related to iPhone.

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Issue with image uploading from camera
In our web application some functionalities will allow user to upload multiple images (More than 25 images) in a single page It is working find in all OS and browsers except iOS When user try to upload images directly from camera there will be some overlaps, duplication, missing etc. This is happening in both Safari and Chrome, we had a thorough check in our application and found every thing is working fine from our end You can reproduce the issue by creating a web page which accept more than 50 images (we tried the same in ASP MVC Core & PHP) and showing the images in order access the page through your iPhone using Safari or Chrome Try to upload images directly from your camera, try sequential images (Image of a stop watch, or some thing like that) so that you can easily identify the order of files uploaded and check the listing page of uploaded image (Try these steps multiple times) You can find some images are duplicated and some are missing
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Feature Request – Bionic Reading Accessibility Setting
I’d love to see Apple implement a Bionic Reading feature as a system-wide accessibility option. This type of reading aid highlights the first part of each word in bold to help guide the eyes and improve comprehension. It’s been shown to be especially helpful for people with ADHD, dyslexia, and other neurodivergent needs. Having a toggle in Settings > Accessibility would be life-changing. Ideally, it could be: • Enabled system-wide, or per-app • Allow customization of how much of the word is bolded • Available in Safari, Messages, Books, News, etc.
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Unity (IL2CPP) iOS Build: "_placeGeoAnchor" Undefined Symbol for Architecture arm64
Hi all, I’m running into a persistent linker error when building my Unity 6 project (IL2CPP, iOS target) that calls a Swift method via an Objective-C++ wrapper. Despite following all known steps, I keep getting: Undefined symbols for architecture arm64: "_placeGeoAnchor", referenced from: _GeoAnchorTrigger_placeGeoAnchor in libGameAssembly.a ... ld: symbol(s) not found for architecture arm64 I’m trying to place a persistent AR anchor at real-world GPS coordinates (so that the same asset can appear at the same location for a returning user). Since I’m targeting iOS, I can’t use Google’s geospatial anchors (but I sooo wish I could--please apple I beg of you stop being so selfish lol). I've already done these things: Swift file is added to Unity-iPhone target. .mm and .h files are in Unity-iPhone target under Compile Sources. Bridging header is set to Unity-iPhone-Bridging-Header.h. Generated header name is correct (GeoTest-Swift.h). Build Active Architecture Only set to No. Function has attribute((visibility("default"))). Unity project uses IL2CPP scripting backend. Yet I'm still getting the same linker error — it appears Unity (via IL2CPP) references the function, but Xcode doesn't link it. It’s something small that’s being missed with how IL2CPP links native symbols? Or maybe I need to explicitly include something in Link Binary With Libraries? I’ve verified symbol visibility and targets repeatedly. I’ve built AR features in Unity before (for Quest), but this is my first time trying to bridge C# → Objective-C++ → Swift in this way for a geolocation-based AR anchor for an iphone. I'm going crazy, I’ve been stuck on this for 12+ hours now, so any insight or nudge would be deeply appreciated. SPECS: Macbook Pro M4 Pro--Sequoia 15.4 Unity 6000.0.45f1 IPhone 11 iOS 18.4 Xcode 15
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Notifications do not wake screen
Dear Apple Engineers, Recently, I have switched from the iPhone 13 Pro to the iPhone 14 Pro, and every single notification has not lit up my screen even though I heard the notification sounds as well as the vibrations. I have made sure dnd is off, no other focus mode is on, attention aware features are off, no Apple Watch connected, forced restart twice, normal restart multiple times. Upon more research, I have discovered that it has been a prominent issue since September 2023 as you can see from this Apple discussion forum. https://discussions.apple.com/thread/255133907?answerId=260178222022&sortBy=newest_first#260178222022 I find it deeply concerning that, despite reports from multiple users, Apple has yet to provide a permanent solution or acknowledge the defect publicly. This lack of action undermines consumer trust. I hope to resolve this issue amicably and continue supporting Apple as a brand I trust. Thank you for your immediate attention to this matter.
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Problem NumberFormatter with Locale
We have identified an issue when using NumberFormatter with the locale set to it_IT. Specifically, when formatting numbers with exactly four integer digits, the grouping separator is not applied: for example, the number is displayed as 4000,00 instead of the expected 4.000,00. This behavior occurs only with four-digit integers; for instance, 40.000,00 is formatted correctly. The issue appears to affect only iOS 18.4 and later versions.
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HealthKit: Real-Time Sleep Tracking with Heart Rate Data
I am trying to track a user's real-time sleep state using heart rate data, but I have encountered several issues: When using HKSampleQuery on the phone to fetch heart rate data, I can only retrieve data recorded before the app comes to the foreground or before it is terminated and restarted (see related issue: https://developer.apple.com/forums/thread/774953). I attempted to get data on the Apple Watch and send updates to the phone via Watch Connectivity. However, if I use WKExtendedRuntimeSession, although I can obtain data on the watch, once the watch screen goes off, it can no longer transmit data via Watch Connectivity to the phone (since I cannot guarantee the app will remain in the foreground when lying in bed). On the other hand, using HKWorkoutSession results in interference with the activity rings and causes the heart rate sensor to run too frequently, which I worry may affect the battery life of the watch. Is there an elegant solution for tracking a user's heart rate data for sleep monitoring?
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Siri 2.0 (suggests and future updates)
Hey dear developers! This post should be available for the future Siri updates and improvements but also for wishes in this forum so that everyone can share their opinion and idea please stay friendly. have fun! I had already thought about developing a demo app to demonstrate my idea for a better Siri. My change of many: Wish Update: Siri's language recognition capabilities have been significantly enhanced. Instead of manually setting the language, Siri can now automatically recognize the language you intend to use, making language switching much more efficient. Simply speak the language you want to communicate in, and Siri will automatically recognize it and respond accordingly. Whether you speak English, German, or Japanese, Siri will respond in the language you choose.
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Feature duration
I will give some suggestions and action buttons about dynamic islands on iPhonesAfter dragging and dropping an application or file on dynamic islands, when I switch to any application or site, I can switch to that file or application by holding down the Dynamic Island As for the action button, we can assign features to the action button. A feature like this can come to it. When we press it twice, it will open the camera, when we press it once, it will open the flash. If such a feature comes, it will be easier to use
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TestFlight group selection disabled for 'Ready to Test' build — Tried 3 builds, same issue
Hello, I uploaded a new iOS build (1.0.1 - Build 180) to App Store Connect for my app "Benimle Konus". The build has been processed successfully and is marked as "Ready to Test". However, when I try to assign this build to any internal TestFlight group, the group checkboxes are greyed out and cannot be selected. I’ve made sure that: All required metadata is filled out. What’s New and compliance information is complete. Previous builds worked with the same TestFlight groups. To fix this, I have uploaded 3 separate builds, but the issue still persists with all of them. There are no error messages, but I can't continue testing because I can't assign the build to testers. App ID: 6742759002 Bundle ID: com.benimlekonus.app Build Version: 1.0.1 (180) Is this a known issue or something I'm missing? Any help would be appreciated.
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How to correctly access and handle background operations on IOS
Hello, aspiring programmer here. I am developing a StepCounter APP, which keeps track of how many steps I have taken and sends to an MQTT server. I am trying to make this happen even while the app is not in focus, but so far I have not been able to get this working. First tried with silent background music, which seemed pretty inconsistent and inpractical, since I usually play youtube videoes while walking, making the app stop with its silent audio. Then tried GPS, which didnt really do anything (could be implementation problem). Has anyone made background processing work for their apps?
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Is background processing even possible?
Hello, aspiring programmer here. I am developing a StepCounter APP, which keeps track of how many steps I have taken and sends to an MQTT server. I am trying to make this happen even while the app is not in focus, but so far I have not been able to get this working. First tried with silent background music, which seemed pretty inconsistent and inpractical, since I usually play youtube videoes while walking, making the app stop with its silent audio. Then tried GPS, which didnt really do anything (could be implementation problem). Has anyone made background processing work for their apps?
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Files Can’t Be Accessed
I am trying to open items saved to my files and keep receiving this notification every time I do so, “The operation couldn't be completed. (NSFileProvider- ErrorDomain error -2005.)” What does this mean and how do I fix it? I have a 256 gb phone so I know storage is not an issue. Please help as I have files saved to my phone and not anywhere else.
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Get NFC Data Identity card
Hello, I have to create an app in Swift that it scan NFC Identity card. It extract data and convert it to human readable data. I do it with below code import CoreNFC class NFCIdentityCardReader: NSObject , NFCTagReaderSessionDelegate { func tagReaderSessionDidBecomeActive(_ session: NFCTagReaderSession) { print("\(session.description)") } func tagReaderSession(_ session: NFCTagReaderSession, didInvalidateWithError error: any Error) { print("NFC Error: \(error.localizedDescription)") } var session: NFCTagReaderSession? func beginScanning() { guard NFCTagReaderSession.readingAvailable else { print("NFC is not supported on this device") return } session = NFCTagReaderSession(pollingOption: .iso14443, delegate: self, queue: nil) session?.alertMessage = "Hold your NFC identity card near the device." session?.begin() } func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { guard let tag = tags.first else { session.invalidate(errorMessage: "No tag detected") return } session.connect(to: tag) { (error) in if let error = error { session.invalidate(errorMessage: "Connection error: \(error.localizedDescription)") return } switch tag { case .miFare(let miFareTag): self.readMiFareTag(miFareTag, session: session) case .iso7816(let iso7816Tag): self.readISO7816Tag(iso7816Tag, session: session) case .iso15693, .feliCa: session.invalidate(errorMessage: "Unsupported tag type") @unknown default: session.invalidate(errorMessage: "Unknown tag type") } } } private func readMiFareTag(_ tag: NFCMiFareTag, session: NFCTagReaderSession) { // Read from MiFare card, assuming it's formatted as an identity card let command: [UInt8] = [0x30, 0x04] // Example: Read command for block 4 let requestData = Data(command) tag.sendMiFareCommand(commandPacket: requestData) { (response, error) in if let error = error { session.invalidate(errorMessage: "Error reading MiFare: \(error.localizedDescription)") return } let readableData = String(data: response, encoding: .utf8) ?? response.map { String(format: "%02X", $0) }.joined() session.alertMessage = "ID Card Data: \(readableData)" session.invalidate() } } private func readISO7816Tag(_ tag: NFCISO7816Tag, session: NFCTagReaderSession) { let selectAppCommand = NFCISO7816APDU(instructionClass: 0x00, instructionCode: 0xA4, p1Parameter: 0x04, p2Parameter: 0x00, data: Data([0xA0, 0x00, 0x00, 0x02, 0x47, 0x10, 0x01]), expectedResponseLength: -1) tag.sendCommand(apdu: selectAppCommand) { (response, sw1, sw2, error) in if let error = error { session.invalidate(errorMessage: "Error reading ISO7816: \(error.localizedDescription)") return } let readableData = response.map { String(format: "%02X", $0) }.joined() session.alertMessage = "ID Card Data: \(readableData)" session.invalidate() } } } But I got null. I think that these data are encrypted. How can I convert them to readable data without MRZ, is it possible ? I need to get personal informations from Identity card via Core NFC. Thanks in advance. Best regards
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IOS 18.4 (beta)
since updating from 18.3 to 18.4, both on cellular and WiFi Networks I can’t connect to the internet. Since the phone wont connect to the internet I’m not able to turn off “find my iPhone“ to restore my iPhone to iOS 18.3 this way my iPhone is useless any ideas / thoughts about this?
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Mar ’25
Flutter Xcode Errors
I just started working with Flutter. I use a Macbook m2 and my phone is an iPhone XR. I made a very simple application but no matter what I did, I couldn't start my application on my iPhone XR. I got help from all the AIs but we couldn't do it. I deleted everything including Xcode, Android Studio and Flutter and reinstalled them and I followed the SDK installation step by step on the Flutter page but I can't run my project on Xcode. I entered my Apple account including all the signings and certificates via the .workspace file extension but it didn't work. The error I get from Xcode keeps changing. We installed podfiles with the support I got from the AIs and after some fiddling, I got the only error right now: Command PhaseScriptExecution failed with a nonzero exit code
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Mar ’25
18.4 Update Bug
Hey everyone, First time posting on here. I updated my iPhone 15Pro to 18.4 this morning march 5th, and almost immediately my phone started bugging. Safari won’t load, neither will some of my apps that are heavily data based like Mail. I tried WiFi and data, no difference, I tried different WiFi connections and even a hotspot. Siri and chatGPT also won’t load BUT instagram, Snapchat, TikTok, X, and threads are working perfectly fine. Most games won’t load either. I tried to use a VPN and it has allowed me to access everything that is down Including Siri. This is a temporary solution, hopefully there is a more permanent fix. Thank you all in advance.
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Mar ’25