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How to Fix QR Code Not Working on iPhone after iOS 15 Update

The QR Code technology is mind-blowing. Just look at how simply you can scan a QR code and make payments, visit a website and do much more. With easy-to-use steps, scanning a QR code on iPhone is just a few minutes process. But sometimes, there is an obstacle due to which iPhone won't scan QR code, and this leads to QR code not scanning issue in your iOS device. Well, most iPhone users who are facing this issue have recently updated their iPhone to iOS 15, and this update might be the reason behind this significant iPhone QR code not working problem.

So, if you are an iPhone user who is facing the same issue just after updating to iOS 15, then this troubleshooting guide is for you! Here, we will let you know all the possible reasons behind iPhone not scanning QR code after iOS 15 update along with top solutions to fix this issue.

Why is My QR Code not Working?

Are you wondering about why your iPhone is showing the "QR code campaign has been disabled for some reason" issue? Well, this is a common QR code issue that can be caused by a variety of reasons that involves:

  • 1. The Operating System version of your iPhone is not iOS 11 or above
  • 2. The QR is not detected more than once
  • 3. QR scanning is not enabled in the camera app of your iPhone

No matter what the reason is, the solutions discussed below will help you fix the QR code-related issue flawlessly within a couple of minutes. 

Solution 1: Check iPhone Compatibility

Every feature that you use in your iPhone is compatible only with specific iOS versions, and the same thing applies to QR code scanning. So, if you are using an iPhone running on iOS 10 or earlier, then, unfortunately, you won't be able to use the QR code scanner on your iPhone because QR scanning is supported only in iOS devices from iOS 11 and above. So, check which version of iOS you are using in your iPhone, and if it's iOS 10 or earlier, then update it to the latest ones.

Solution 2: Turn On Scan QR Codes on iPhone 13/12/11

If your iPhone is running on iOS 11 or later but still your iPhone camera not scanning QR code, then the Scan QR Code option might be turned off on your device, which needs to be turned on. Follow the guide below to turn On Scan QR Code feature on iPhone 13/12/11:

  1. Step 1: Head to the "Settings" application on your iPhone.
  2. Step 2: Here, scroll down a bit and click on the "Camera" feature.
  3. Step 3: Finally, find the "Scan QR Code" option and turn it ON.

    turn on scan qr code on iPhone

That's all! You have successfully turned On the Scan QR Code feature on your iPhone. Now, check if the issue still persists! If yes, then switch to the next solution.

Solution 3: Force Close Camera App When iPhone Not Scanning QR Code

As QR Code Scan feature uses the Camera application in your iOS device to scan the QR code. So, in case the iPhone won't scan QR code, then you must try fixing this issue by force closing the Camera app. Here's how it works:

Force Close Camera App on iPhone SE, iPhone 8, or Earlier

  1. Step 1: Double click the "Home" button on your iPhone to show your most recently used application.
  2. Step 2: Swipe right or left to locate the "Camera" application.
  3. Step 3: Finally, swipe up on the preview of the "Camera" application to close the app.

Force Close Camera App on iPhone X and Later

  1. Step 1: From the Home screen, swipe up from the bottom of the screen and pause in the middle of the screen.
  2. Step 2: Simply swipe left or right to find the "Camera" application.
  3. Step 3: Finally, swipe up on the preview of the "Camera" app to close the app.

    force quit camera app on iPhone

It's just that simple to force close the Camera application on your iPhone. You can now check if you are able to use the Scan QR Code feature on your iPhone. If no then continue reading the next solution. 

Solution 4: Force Restart iPhone

Performing a force restart on your iPhone is one of the easiest ways to fix any iPhone-related issue. So, why not try fixing the QR code not working on iPhone error with the same method.

See how to force restart an iPhone.

Solution 5: Repair iPhone System to Fix QR Code Not Working in iOS 15

If you have tried all the basic solutions above but are still not able to solve the QR code not scanning issue on your iPhone, then you definitely need a professional third-party tool to fix your iOS related issue. UltFone iOS System Repair is one of the most recommended tools to fix 150+ iOS system-related issues within just a few minutes. 

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UltFone iOS System Repair turns you into a pro user as you can remove almost all sorts of iOS system-related issues effortlessly and efficiently without causing any data loss. No matter on which iOS version your iPhone is running, UltFone will take just a few seconds to fix the iPhone camera not scanning QR code issue. Though you can fix system-related issues by factory resetting your device but there's a harm of losing the stored data. So, why not use UltFone iOS System Repair Tool and fix the issue by keeping all the saved data safe.

Steps to use UltFone iOS System Repair to Fix iPhone Camera QR Code Not Working

  • Step 1 Install and launch the UltFone iOS System Repair on your computer. Now, connect your iPhone to the computer via a USB cable, and click the "Start" button to begin the process.

    click start button on iOS system repair

  • Step 2  On the next interface, choose the "Standard Repair" mode as the way to repair your iOS without leading data loss.

    fix iphone camera not scanning qr code without data loss

  • Step 3 This program will obtain the compatible firmware file online. Tap on the "Download" button to download the firmware package.

    download iPhone firmware package

  • Step 4 After the firmware package gets downloaded, click on the "Start Standard Repair" button to continue.

    iOS firmware package is downloaded online

  • Step 5 Once the iOS system recovery is completed, your iPhone will reboot automatically, and your iPhone's system-related issue will be fixed within just a few seconds. 

    iPhone system repair is completed

And it's done!! UltFone iOS System Repair works this quick to solve QR code not scanning issue. So, install UltFone iOS System Repair now and fix your issues effortlessly.  

Pro-tips: How to Scan QR Code with your iPhone

If you have successfully fixed the scan QR code problem in your iPhone but still don't know the proper steps to scan the QR Code, then we have got you covered. In this section, we have listed down the easy to follow steps to help you Scan QR Code with your iPhone:

  1. Step 1: Open the Camera application from the Home screen of your iPhone, Control Center, or Lock Screen.
  2. Step 2: Choose the rear-facing camera and then hold your iPhone so that the QR code appears in the viewfinder in the Camera app. 
  3. Step 3: Your iPhone will now recognize the QR code and shows a notification.
  4. Step 4: Now, click the notification to open the link associated with the QR code. 

    scan qr code with camera app on iPhone

  5. And that's it!! You have effortlessly scanned the QR Code with your iPhone in 4 simple steps.

The Bottom Line

We hope this troubleshooting guide on resolving the QR code not working on iPhone 3/2/11 has helped you fix the problem with ease. No matter which solution you choose, you are in safe hands. But if you are willing to opt for a professional solution to fix this issue, then UltFone iOS System Repair is the best choice.

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