二维码是我们生活的重要组成部分。那些带有像素化黑白图案的简单方形盒子可以做很多事情。从共享 Wi-Fi 密码到扫描演出门票，二维码让生活更轻松。共享网站或表单的链接从未如此简单。最好的部分是它们可以通过任何带摄像头的智能手机轻松扫描。在本文中，让我们看看您如何准确地扫描二维码并解锁其中包含的信息。
什么是二维码？(What is a QR code?)
QR 码代表快速响应(Quick Response)码。它是作为条码更有效的替代品而开发的。在汽车行业，机器人用于自动化制造，二维码极大地帮助加快了流程，因为机器可以比条形码更快地读取二维码。二维码随后开始流行并开始用于各种应用。共享链接、电子票、在线购物、广告、优惠券和代金券、运输和交付包裹等都是一些例子。
QR 码最好的部分是可以使用Android智能手机对其进行扫描。我们可以扫描二维码以访问 Wi-Fi 网络、打开网站、进行支付等。现在让我们看看如何使用手机扫描二维码。
如何用安卓手机扫描二维码(How to Scan QR Codes with an Android phone)
随着二维码的普及，Android在其智能手机中集成了扫描二维码的功能。大多数运行Android 9.0或Android 10.0 的现代设备都可以使用其默认的相机应用程序直接扫描 QR 码。您还可以使用Google Lens或Google Assistant扫描二维码。
1.使用谷歌助手(1. Using Google Assistant)
Google Assistant是一款非常智能且方便的应用程序，可让Android用户的生活更轻松。它是您的个人助理，它使用人工智能(Artificial) 来(Intelligence)优化您的用户体验。凭借其人工智能(AI-powered)系统，它可以做很多很酷的事情，例如管理您的日程安排、设置提醒、拨打电话、发送短信、搜索网络、讲笑话、唱歌等。此外，它还可以帮助您扫描二维码。Google Assistant带有内置的Google镜头，可让您使用相机读取 QR 码。请按照以下步骤了解如何：
1.使用语音命令或长按主页按钮激活 Google Assistant 。(Activate Google Assistant)
2. 现在点击浮动的彩色圆点(floating colored dots)以阻止Google Assistant收听语音命令。
3. 如果您的设备上已经激活了Google Lens，那么您将能够在麦克风按钮的左侧看到它的图标。
4.只需(Simply)点击它，Google Lens就会打开。
5. 现在，您只需将相机对准二维码，它就会被扫描。
另请阅读：(Also Read:) 从 Android 主屏幕中删除 Google 搜索栏(Remove the Google Search bar from Android Homescreen)
2. 使用谷歌镜头应用(2. Using Google Lens app)
另一种选择是直接下载 Google Lens 应用程序(download the Google Lens app)。如果您发现使用单独的应用程序比通过智能助理访问(Assistant)Google Lens更方便，那么这完全取决于您。在我们安装和激活Google Lens(Google Lens)时，请按照以下步骤操作。
1.在您的手机上打开Play 商店。(Play Store)
2. 现在搜索谷歌镜头(Google Lens)。
3.找到应用程序后，单击“安装(Install)”按钮。
4.当您第一次打开应用程序时，它会要求您接受其隐私政策和服务条款(Service)。单击(Click)“确定”按钮接受这些条款。
5. Google Lens现在将启动，您只需将相机对准 QR 码即可进行扫描。
3. 使用第三方二维码阅读器(3. Using a third-party QR code Reader)
您还可以从Playstore(Playstore)安装第三方应用程序来扫描二维码。如果您运行的是没有内置Google Assistant或与Google Lens不兼容的旧版Android ，则此方法更可取。
Play 商店(Play Store)中最受欢迎的应用程序之一是QR 码阅读器(QR Code Reader)。这是一个免费的应用程序，非常易于使用。您需要做的就是在您的Android设备上下载并安装该应用程序，然后开始使用它通过您的相机扫描二维码。该应用程序带有引导箭头，可帮助您将相机与 QR 码正确对齐，以便您的手机阅读和解释它。该应用程序的另一个有趣功能是它会保存您通过扫描二维码访问过的网站的记录。这样，即使没有实际的二维码，您也可以重新打开某些网站。
2020 年最好的 Android 二维码扫描仪应用程序是什么？(What are the best QR code scanner apps for Android in 2020?)
根据我们的研究，这 5 款适用于 Android 的免费 QR 码阅读器应用非常(Android)适合旧版Android：
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TWMobile 的QR 码阅读器和 QR 码扫描仪(QR code reader & QR code Scanner)（评分：586,748）
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DroidLa 的QR Droid(QR Droid)（评分：348,737）
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BACHA Soft 的二维码阅读器(QR code reader)（评分：207,837）
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(QR & Barcode Reader)TeaCapps 的QR 和条形码阅读器（评分：130,260）
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(QR Code Reader and Scanner)Kaspersky Lab Switzerland的QR 码阅读器和扫描仪（评分：61,908）
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NM LLC 的NeoReader QR 和条形码扫描仪(NeoReader QR & Barcode Scanner)（评分：43,087）
4. 使用您的默认相机应用程序(4. Using your Default Camera app)
如前所述，三星(Samsung)、LG、HTC、索尼(Sony)等一些手机品牌的默认相机应用程序中内置了二维码扫描功能。它有各种名称，例如三星的(Samsung)Bixby vision ，索尼(Sony)的 Info-eye(Info-eye)，等等。但是，此功能仅适用于运行Android 8.0或更高版本的设备。在此之前(Prior)，您可以扫描二维码的唯一方法是使用第三方应用程序。我们现在将仔细研究这些品牌，并学习如何使用默认的相机应用程序扫描二维码。
对于三星设备(For Samsung Devices)
三星的相机应用程序带有一个名为Bixby Vision的智能扫描仪，可让您扫描二维码。为了使用该功能，请按照以下步骤操作：
1. 打开相机应用程序并选择Bixby Vision选项。
2. 现在如果这是您第一次使用此功能，那么您的手机会询问您是否允许拍照。同意(Agree)其条款并允许 Bixby 访问您的相机。( allow Bixby to access your camera.)
3. 或者，打开相机设置(Camera Settings)，然后将“扫描二维码”功能切换为开启。
4. 之后，只需将您的相机对准二维码，它就会被扫描。
或者，如果您的设备没有Bixby Vision ，您也可以使用(Bixby Vision)Samsung Internet（Samsung 的默认浏览器）(Samsung)。
1. 打开应用程序并点击屏幕右下角的菜单选项（三个水平条）。
2. 现在点击设置。( Settings.)
3.现在转到有用的功能部分并启用二维码阅读器。(enable QR code reader.)
4. 之后回到主屏幕，您将能够在地址栏的右侧看到一个二维码图标。点击(Click)它。
5. 这将打开相机应用程序，当指向二维码时将打开其中包含的信息。
适用于索尼 Xperia(For Sony Xperia)
索尼 Xperia(Sony Xperia)有Info-eye，允许用户扫描二维码。按照以下步骤了解如何激活Info-eye。
1.首先，打开您的默认相机应用程序。
2. 现在点击黄色相机选项。
3. 之后点击蓝色的“i”图标。( blue ‘i’ icon.)
4. 现在只需将相机对准二维码并拍照即可。
5. 现在将分析这张照片。
要查看内容，请点击产品(Product)详细信息按钮并向上拖动。
对于 HTC 设备(For HTC Devices)
某些 HTC(Certain HTC)设备配备了使用默认相机应用程序扫描 QR 码的功能。请按照以下步骤了解如何操作。
1.只需(Simply)打开相机应用程序并将其指向二维码。
2. 几秒钟后，会出现一条通知，询问您是否要查看内容/打开链接。
3.如果您没有收到任何通知，则意味着您必须从设置中启用扫描功能。
4. 但是，如果您在设置中没有找到任何此类选项，则表示您的设备不具备该功能。您仍然可以使用Google Lens或任何其他第三方应用程序扫描 QR 码。
推荐：(Recommended:) 修复 WhatsApp 的常见问题(Fix Common Problems with WhatsApp)
就这样，你已经成功学会 how to scan QR Codes with an Android phone!您是否在Android(Android)设备上使用第三方二维码阅读器？请在下面的评论中告诉我们。
How to Scan QR Codes with an Android phone
QR codes are an important pаrt of our lives. Those simple square boxes with pixelated black and white patterns are capable of doing sо much. From sharing Wi-Fi passwords to scanning tickеts to a show, QR codes make lives easier. Sharing links to a website or a form have never been easier. The best part is that they can be easily scanned bу any smartphone with a camеra. In this article, let us take a look as to how exactly yоu can scan a QR code and υnloсk the information containеd in it.
What is a QR code?
A QR code stands for Quick Response code. It is developed as a more efficient alternative to bar code. In the automobile industry, where robots are used to automate manufacturing, QR codes greatly helped speed up the process as machines could read QR codes faster than bar codes. QR code then became popular and began to be utilized for a variety of applications. Sharing links, e-tickets, online shopping, advertisements, coupons and vouchers, shipping and delivering packages, etc. are some of the examples.
The best part about QR codes is that they can be scanned using Android smartphones. We can scan QR codes to gain access to a Wi-Fi network, open a website, make payments, etc. Let us now take a look as to how we can scan QR codes using our phones.
How to Scan QR Codes with an Android phone
With the rise in popularity of QR codes, Android integrated the ability of scanning QR codes in their smartphones. Most of the modern devices running Android 9.0 or Android 10.0 can directly scan QR codes using their default camera app. You can also use Google Lens or Google Assistant to scan QR codes.
1. Using Google Assistant
Google Assistant is an extremely smart and handy app to make life easier for Android users. It is your personal assistant that uses Artificial Intelligence to optimize your user experience. With its AI-powered system, it can do a lot of cool things, like managing your schedule, setting reminders, making phone calls, sending texts, searching the web, cracking jokes, singing songs, etc. Additionally, it can also help you to scan QR codes. Google Assistant comes with an in-built Google lens that allows you to read QR codes using your camera. Follow the steps given below to learn how:
1. Activate Google Assistant by either using voice commands or by long-pressing the home button.
2. Now tap on the floating colored dots to stop Google Assistant from listening to voice commands.
3. If Google Lens is already activated on your device then you will be able to see its icon on the left side of the microphone button.
4. Simply tap on it and Google Lens will open.
5. Now, all that you need to do is point your camera towards the QR code and it will get scanned.
Also Read: Remove the Google Search bar from Android Homescreen
2. Using Google Lens app
Another alternative is that you directly download the Google Lens app. If you find using a separate app more convenient than accessing Google Lens via the Assistant, then it is totally up to you. Follow the steps given below as we take through the installation and activation of Google Lens.
1. Open the Play Store on your mobile.
2. Now search for Google Lens.
3. Once you find the app click on the Install button.
4. When you open the app for the first time, it will ask you to accept its Privacy policy and Terms of Service. Click on the OK button to accept these terms.
5. Google Lens will now start and you can simply point your camera at a QR code to scan it.
3. Using a third-party QR code Reader
You can also install a third-party app from the Playstore to scan QR codes. This method is more preferable if you are running an older version of Android that does not come with an in-built Google Assistant or is not compatible with Google Lens.
One of the most popular apps available on the Play Store is the QR Code Reader. It is a free app and extremely easy to use. All that you need to do is download and install the app on your Android device and then start using it to scan QR codes via your camera. The app comes with guide arrows that help you to align your camera properly with the QR code so that your phone and read and interpret it. Another interesting feature of this app is that it saves a record of the sites that you visited by scanning QR codes. This way you can reopen certain sites even without the actual QR code.
What are the best QR code scanner apps for Android in 2020?
According to our research, these 5 free QR code reader apps for Android are perfect for older Android versions:
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QR code reader & QR code Scanner by TWMobile (Ratings: 586,748)
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QR Droid by DroidLa (Ratings: 348,737)
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QR code reader by BACHA Soft (Ratings: 207,837)
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QR & Barcode Reader by TeaCapps (Ratings: 130,260)
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QR Code Reader and Scanner by Kaspersky Lab Switzerland (Ratings: 61,908)
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NeoReader QR & Barcode Scanner by NM LLC (Ratings: 43,087)
4. Using your Default Camera app
As mentioned earlier, some mobile brands like Samsung, LG, HTC, Sony, etc. have a QR code scanning feature built-in their default camera app. It has various names like Bixby vision for Samsung, Info-eye for Sony, and so on and so forth. However, this feature is only available on devices running on Android 8.0 or higher. Prior to which the only way in which you can scan QR codes is by using a third-party app. We will now be taking a closer look at these brands individually and learn how to scan QR codes using the default camera app.
For Samsung Devices
Samsung’s camera app comes with a smart scanner called Bixby Vision that allows you to scan QR codes. In order to use to the feature, follow the steps given below:
1. Open the camera app and select the Bixby Vision option.
2. Now if this is your first time using this feature, then your phone would ask you for permission to take pictures. Agree to its terms and allow Bixby to access your camera.
3. Or else, open Camera Settings then toggle the feature “Scan QR Codes” to ON.
4. After that simply point your camera at the QR code and it will get scanned.
Alternatively, you can also use the Samsung Internet (the default browser from Samsung) in case your device does not have Bixby Vision.
1. Open the app and tap on the menu option (three horizontal bars) on the bottom right-hand side of the screen.
2. Now click on the Settings.
3. Now go to the useful features section and enable QR code reader.
4. After that come back to the home screen and you will be able to see a QR code icon on the right-hand side of the address bar. Click on it.
5. This will open the camera app which when pointed at QR codes will open the information contained in them.
For Sony Xperia
Sony Xperia has Info-eye that allows users to scan QR codes. Follow these steps to know how to activate Info-eye.
1. Firstly, open your default camera app.
2. Now click on the yellow camera option.
3. After that tap on the blue ‘i’ icon.
4. Now simply point your camera at the QR code and take a picture.
5. This photo will now get analyzed.
In order to view the content tap on the Product details button and drag upwards.
For HTC Devices
Certain HTC devices are equipped to scan QR codes using the default camera app. Follow the steps given below to learn how.
1. Simply open the camera app and point it at the QR code.
2. After a couple of seconds, a notification would appear that will ask you if you would like to view the content/open the link.
3. If you do not receive any notification, then it means that you have to enable scanning feature from the settings.
4. However, if you do not find any such option in the settings then it means that your device does not have the feature. You can still use Google Lens or any other third-party app to scan QR codes.
Recommended: Fix Common Problems with WhatsApp
That’s it, you have successfully learned how to scan QR Codes with an Android phone! Do you use a third-party QR code reader on your Android device? Let us know in the comments below.
