在 iPhone 上扫描二维码(Scanning a QR code on an iPhone)很容易。打开手机的内置相机(Camera)应用程序，将相机对准代码，您会在手机屏幕上看到代码的内容。但是，当您的二维码作为图片保存在手机的相机胶卷(Camera Roll)中时，情况就不同了。
幸运的是，也有一些方法可以从 iPhone 画廊中的图片中扫描二维码。您可以使用一些第三方解决方法来完成此任务，我们将在下面解释。
将 QR 码照片保存到 iPhone 的相机胶卷(Save the QR Code Photo to Your iPhone’s Camera Roll)
要使用以下方法，您的 QR 码图像必须在 iPhone 上的照片(Photos)应用程序中可用。如果您想扫描网站上的二维码，请保存该图像或对该图像进行屏幕截图，(take a screenshot of that image)以便该代码在“照片(Photos)”中可用。
在下面的方法中，您将把您的二维码图片导入到各种工具中，以查看二维码的内容。
从 iPhone 上的照片中扫描 QR 码(Scan a QR Code From a PIcture in Photos on iPhone)
如果您在iPhone 上安装了Google应用程序，则可以在(Google)照片(Photos)应用程序中扫描照片中的 QR 码。您基本上与Google应用程序共享您的照片，该应用程序扫描代码，然后您会在屏幕上看到结果。
- 在您的 iPhone 上下载并安装Google应用程序（免费）。(Google)
- 启动照片(Photos)并选择包含二维码的图片。
- 点击照片左下角的分享图标。
- 从共享菜单中选择使用 Google Lens 搜索。(Search With Google Lens)
- Google会在您的屏幕上显示扫描结果。
在 iPhone 上使用 Google 相册扫描图片中的二维码(Scan a QR Code in a Picture With Google Photos on iPhone)
除了使用 Google 相册(using Google Photos)作为照片管理器外，您还可以使用该应用扫描手机的二维码。该应用程序有一个内置的二维码扫描仪，您可以使用它来查看您的代码内容。
如果您的手机上没有安装该应用程序，则必须先访问App Store并获取该应用程序。该应用程序完全免费使用。
- 在 iPhone 上启动Google 相册（免费）。(Google Photos)
- 找到您要扫描的 QR 码照片并点按该照片。
- 当您的照片全屏打开时，点击底部的镜头图标。(Lens)
- 您将在屏幕上看到扫描结果。
如果您扫描的 QR 码包含网络链接，您将看到网站(Website)、复制 URL(Copy URL)和共享(Share)等选项以访问链接、将链接复制到剪贴板或与他人共享链接。
在 iPhone 上使用网站扫描照片中的 QR 码(Scan a QR Code in a Photo With a Website on iPhone)
如果您不想安装第三方应用程序来扫描二维码，那么您可以使用无需安装任何东西来扫描代码的网站。在这些网站上，您上传包含您的二维码的图像，该网站处理图像，然后向您显示代码的内容。
Web QR是您可以使用的这些免费网站之一，该网站的工作方式如下：
- 在 iPhone 上启动 Web 浏览器并访问Web QR站点。
- 该站点将要求您启用相机权限。由于您不想使用 iPhone 的相机扫描代码，因此请点击Cancel拒绝该权限。
- 点击相机图标以从您的相机胶卷(Camera Roll)中导入二维码图像。
- 选择选择文件(Choose File)以选择 QR 码照片。
- 点击照片库(Photo Library)以访问您的相机胶卷。
- 选择包含您的二维码的图片。
- 回到网站，您会在上传图片的正下方看到扫描结果。
要复制 QR 码的内容，请点击并按住结果，然后从菜单中选择复制。(Copy)
在 iPhone 上使用简单的二维码阅读器扫描图像中的二维码(Scan a QR Code in an Image With Simple QR Code Reader on iPhone)
如果您必须时不时地从图像中扫描二维码，那么在您的 iPhone 上安装一个专用的二维码阅读器应用程序是个好主意。
完成任务的免费应用程序之一是简单的二维码阅读器(QR Code Reader)。使用此应用程序，您可以从照片库中导入二维码照片并在应用程序中获取结果。
以下是在 iPhone 上使用该应用程序的方法：
- 在您的 iPhone 上下载并安装Simple QR Code Reader （免费）应用程序。(Simple QR Code Reader)
- 通过点击iPhone 主屏幕上的QR 扫描仪(QR Scanner)来启动新安装的应用程序。
- 点击屏幕底部的扫描。(Scan)
- 选择应用右上角的图库图标。
- 选择您要扫描的二维码照片。
- 您选择的照片将以全屏方式打开。点击右下角的选择将照片导入应用程序。(Choose)
- 您将在结果(Result)屏幕上看到 QR 码的内容。
如果此应用程序不适合您，或者您更喜欢其他应用程序，Apple App Store上提供了许多应用程序。只需在(Simply)App Store上搜索“QR 码阅读器” ，您就会找到几个符合此目的的。但是，请注意，并非所有应用程序都提供从 iPhone 的相机胶卷(Camera Roll)中扫描二维码的选项。
在 iPhone 上扫描照片中的二维码(Scan Away the QR Codes in Your Photos on Your iPhone)
如果您收到 QR 码作为图像或在网络上看到一个，请使用上述方法之一在您的 iPhone 上扫描该代码。您不需要单独的设备将代码传输到然后使用 iPhone 的相机(use your iPhone’s camera)。我们希望该指南对您有所帮助。
How to Scan a QR Code in a Picture or Photo on Your iPhone Screen
Scanning a QR code on an iPhone is easy. Open your phone’s built-in Camera app, point the camera towards the code, and you see the contents of the code on your phone’s screen. However, things are different when your QR code is saved as a picture in your phone’s Camera Roll.
Luckily, there are ways to scan a QR code from a picture in your iPhone’s gallery, too. You can use a few third-party workarounds to do this task, as we’ll explain below.
Save the QR Code Photo to Your iPhone’s Camera Roll
To use the below methods, your QR code images must be available in the Photos app on your iPhone. If you want to scan a QR code on a website, save that image or take a screenshot of that image so that the code is available in Photos.
In the methods below, you’ll import your QR code picture into various tools to see the contents of the code.
Scan a QR Code From a PIcture in Photos on iPhone
You can scan QR codes from your photos in the Photos app if you’ve installed the Google app on your iPhone. You basically share your photo with the Google app, the app scans the code, and then you see the result on your screen.
- Download and install the Google app (free) on your iPhone.
- Launch Photos and select the picture containing a QR code.
- Tap the share icon at the bottom-left corner of the photo.
- Choose Search With Google Lens from the share menu.
- Google will display the result of the scan on your screen.
Scan a QR Code in a Picture With Google Photos on iPhone
In addition to using Google Photos as your photo manager, you can use the app to scan your phone’s QR codes as well. The app has a built-in QR code scanner that you can use to view the contents of your codes.
If you don’t have the app installed on your phone, you’ll have to visit the App Store and get the app first. The app is completely free to use.
- Launch Google Photos (free) on your iPhone.
- Find the QR code photo you’d like to scan and tap that photo.
- When your photo opens in full-screen, tap the Lens icon at the bottom.
- You’ll see the result of the scan on your screen.
If your scanned QR code contains a web link, you’ll see options like Website, Copy URL, and Share to access the link, copy the link to your clipboard, or share the link with someone.
Scan a QR Code in a Photo With a Website on iPhone
If you don’t want to install a third-party app just to scan a QR code, you have websites that you can use to scan codes without installing anything. On these sites, you upload the image containing your QR code, the site processes the image, and then shows you the contents of the code.
Web QR is one of these free sites that you can use, and here’s how the site works:
- Launch a web browser on your iPhone and access the Web QR site.
- The site will ask you to enable camera permission. Since you don’t want to scan codes with your iPhone’s camera, deny the permission by tapping Cancel.
- Tap the camera icon to import the QR code image from your Camera Roll.
- Select Choose File to choose the QR code photo.
- Tap Photo Library to access your Camera Roll.
- Choose the picture that contains your QR code.
- Back on the site, you’ll see the scan result right below the uploaded image.
To copy the contents of the QR code, tap and hold on the result and select Copy from the menu.
Scan a QR Code in an Image With Simple QR Code Reader on iPhone
If you have to scan QR codes from images every now and then, installing a dedicated QR code reader app on your iPhone is a good idea.
One of the free apps to do your task is Simple QR Code Reader. With this app, you can import QR code photos from your photo library and get the results within the app.
Here’s how to use that app on your iPhone:
- Download and install the Simple QR Code Reader (free) app on your iPhone.
- Launch the newly installed app by tapping QR Scanner on your iPhone’s home screen.
- Tap Scan at the bottom of the screen.
- Select the gallery icon at the top-right corner of the app.
- Choose the QR code photo you’d like to scan.
- Your selected photo will open in full-screen. Tap Choose at the bottom-right corner to import the photo into the app.
- You’ll see the contents of your QR code on the Result screen.
If this app doesn’t work for you, or you’d prefer another app, many apps are available on the Apple App Store. Simply search for “QR Code Reader” on the App Store, and you’ll find several that serve the purpose. However, note that not all apps offer the option to scan QR codes from your iPhone’s Camera Roll.
Scan Away the QR Codes in Your Photos on Your iPhone
If you ever receive a QR code as an image or see one on the web, use one of the methods above to scan that code on your iPhone. You don’t need a separate device to transfer the code to and then use your iPhone’s camera. We hope the guide helps you out.
