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Article Introduction：HeroQR: Your dream PHP QR code generation library. Are you still worried about QR code generation in PHP? Don't hesitate any longer! ?I am pleased to introduce you to HeroQR, an advanced open source PHP library designed to make QR code generation easy, powerful and flexible. Why choose HeroQR? HeroQR stands out for its customizability and ease of use. Whether you're a beginner looking for a simple QR code solution or an experienced developer in need of advanced features, HeroQR has what you need. Main Features of HeroQR HeroQR is designed to provide developers with powerful tools to create and customize QR codes. Here’s a quick overview of its standout features: Unparalleled customization with resizable additions

2025-01-15 comment 0  939

Article Introduction：It takes only four steps to generate an h5 QR code: select the generator, enter the URL, customize the size and design, and download the QR code image.

2025-04-06 comment 0  1126

Article Introduction：To find a personal WeChat QR code, you can use the following steps: 1. Click the avatar or "QR Code" button on the WeChat "Me" page to view the personal QR code; 2. Enter to view or share through "Directors" > "Add Friends" > "My QR Code"; 3. Pay attention to checking the impact of WeChat account changes or privacy settings on the effectiveness of QR codes to ensure safe use.

2025-07-10 comment 0  883

Article Introduction：A group QR Code is valid for 7 days once created. The QR code's expiration date will be shown below the code. When it has expired, users will receive a "QR Code expired" notice if they try to scan it.If you share group QR Code and quit the

2025-08-11 comment 0  252

Article Introduction：The QR code of Alipay will expire, but the validity period depends on the specific usage scenario. 1. Payment code: The personal payment code is generally valid for a long time, and the merchant version needs to be updated regularly; 2. Payment code: dynamically generated, usually valid for only 1 minute; 3. Transfer QR code: generally valid within 24 hours and expires after payment; 4. Activity/red envelope QR code: According to the event settings, it may be valid for a limited time, limited quantity or long-term. The timeliness of QR codes for different purposes are different. Pay attention to page prompts and system reminders when using them.

2025-07-06 comment 0  275

Article Introduction：Find your personal WeChat QR code in Me,?tap profile photo and find My QR code. Your friends can scan your WeChat QR code and add you instantly. You can do it the same way to add you friends.

2025-07-24 comment 0  623

Article Introduction：1. Users who share group QR code can join the group chat by scanning the group QR code. When the group chat number exceeds 100, new members will not be able to join by scanning the QR code, and existing members must be invited to join the group. 2. View or send the group QR code (1) Select and enter the target group chat. (2) Click the group settings icon in the upper right corner to enter the details page. (3) Click the group QR code, then click the "..." icon in the upper right corner, select Save the picture or send to chat, and you can send the group QR code to other users.

2025-08-15 comment 0  461

Article Introduction：There are three ways to scan the QR code on iPhone: one is to directly scan with a native camera, and then click the pop-up window after aligning the QR code; the second is to quickly enter the scanning interface through the "Scan QR Code" function of the control center; the third is to set a third-party app as the default scanning tool. Common problems include too old system version, insufficient lighting, wrong angles or QR code itself, which can be solved by checking them one by one.

2025-07-23 comment 0  821

Article Introduction：To obtain the WeChat payment QR code, you need to select the merchant platform to apply according to the purpose or use the personal payment function. 1. Business purpose: Visit the WeChat payment merchant platform, submit business license, legal person ID card and other information, log in to the backend after the review is approved, and generate a customized QR code in the "Marketing Tools". 2. Personal use: Open WeChat, go to "Me" > "Wallet" > "Pay" > "Cash Money", generate a QR code with avatar and nickname, and can be saved and used directly. 3. Usage tips: Make sure the QR code is clear and scanable; individual users can set the default amount; corporate users should update the QR code regularly; it is recommended to back up the QR code just in case.

2025-07-07 comment 0  312

Article Introduction：Chrome's built-in QR code generator can be turned on and used through experimental functions. First, enter chrome://flags/#QR-code-generator in the address bar and enable this function. After restarting the browser, take effect; then right-click the "Share" button in the page address bar and select "Create QR Code" to generate the QR code of the current web page. This function is suitable for desktop version and some Android versions of Chrome. It can be used for offline posters, teaching demonstrations or help unfamiliar operations to access designated pages to improve sharing efficiency.

2025-07-16 comment 0  259

Article Introduction：Efficient QR code generation tool under Linux system In today's digital world, QR codes have become a way to quickly and conveniently share information, simplifying data access from URLs, texts, contacts, Wi-Fi credentials, and even payment information. Linux users can use a variety of tools to create QR codes efficiently. Let's take a look at some popular QR code generators that can be used directly on Linux systems. QRencode QRencode is a lightweight command line tool for generating QR codes on Linux. It is well-received for its simplicity and efficiency and is popular with Linux users who prefer direct methods. Using QRencode, you can use the URL,

2025-05-09 comment 0  458

Article Introduction：The steps to upload PPT to cloud storage and generate QR code are: 1. Upload the PPT to cloud platforms such as GoogleDrive and OneDrive, obtain shared links and set them to "anyone can view"; 2. Use tools such as QRCodeMonkey to generate QR codes, which can be customized and downloaded after customizing the style; 3. Optionally insert the QR code picture into the PPT and add prompt text; 4. Test the QR code to ensure that it can be scanned, print with a sufficient size and there is no expiration limit for the link. The complete process is uploading → obtaining links → generating QR codes → using, which is simple and efficient, and ultimately achieving the goal of quickly sharing PPT.

2025-08-05 comment 0  225

Article Introduction：Before scanning the QR code, did you know that the scammers will secretly replace the QR code, induce you to leak personal information or even steal money? That's right, we've reported similar incidents in 2023. As time comes, these scams are still rampant and there is no sign of slowing down. But the good news is that you can protect yourself by using a secure QR code scanner instead of just using a regular QR code scanner. Ordinary QR code scanning tools will only decode and jump directly to the link page, without verifying security at all. The security scanner will check whether the target link is safe before you access it. The following are several safe QR code scanning applications that I personally test and are willing to recommend in actual use. 3 Lionic secure QR code scanner Lionic

2025-07-24 comment 0  230

Article Introduction：The Safari browser cannot directly scan the QR code with the camera, but it can be indirectly implemented through the following methods: 1. After taking a picture with your mobile phone, you can use WeChat, Alipay or the system's own code scanning function to identify and copy the link to Safari to open; 2. After taking a screenshot of the QR code, upload it to the online scan website (such as online-barcode-reader.com) to obtain the link and enter it in Safari; 3. Use an iPhone camera to identify the QR code on the Mac screen for identification, and click the notification to open it in Safari. The selection method depends on the source of the QR code and the combination of equipment. Pay attention to protecting privacy information when uploading pictures.

2025-07-14 comment 0  263

Article Introduction：Handle the problem of blank small window after scanning the QR code on WeChat. When using WeChat to scan the QR code on WeChat, we often encounter some unexpected problems. A common...

2025-04-01 comment 0  733

Article Introduction：Easily share Wi-Fi: Quickly connect with QR code One way to easily share Wi-Fi router access rights is to generate a QR code for Wi-Fi connection. This is very useful in homes, offices, waiting rooms, rentals, restaurants, shops, and anywhere where people need Wi-Fi access. It also makes it easier for users to join Wi-Fi networks without having to enter complex passwords. The latest version of Mac, iPhone and iPad system software makes this task easier than ever, enabling the ability to generate QR codes for any connected Wi-Fi router, and you can easily join by pointing your camera at the QR code. Although Apple's iPhone, Mac and iPad have long provided a useful

2025-04-28 comment 0  1127

Article Introduction：If you follow the advice of a cybersecurity expert, your Outlook password may be difficult to remember because of its length and complexity, so you store it in your password manager. Although this approach is very safe, getting these complex combinations can be cumbersome when using new devices or when time is tight. Fortunately, Microsoft provides a convenient solution: log in with Outlook QR code. This tutorial will show how it works. Note: If you encounter an error "Unable to access Outlook data files", try these solutions. How to generate Outlook QR code in the directory How to use the QR code to log in to Outlook mobile application Can you use the QR code to log in to the desktop version of Outlook? How to generate Outlo

2025-05-22 comment 0  668

Article Introduction：Through the Huawei HMS Core App Linking service, the following functions can be implemented: Set up App Linking: Configure the associated domain, application, and key in the Huawei Developer Alliance. Seamless jump: Integrate HMS Core Kit in your app and handle the applink: URI intent in MainActivity for jumps. QR code pull up: generate a QR code containing the applink: URI, scan and start the application through the AppLink.handleAppLink() method.

2025-04-17 comment 0  360

Article Introduction：The inability to scan the QR code on the WeChat web version may be caused by multiple reasons and needs to be checked and solved one by one. ①The network connection is unstable: Confirm whether the computer and the mobile phone are connected to the same Wi-Fi, try to open other web pages to check the delay, switch the network or restart the router; ② The WeChat version is too old or cached: Check and update the mobile phone WeChat to the latest version, clear the cache and log out again; ③ Browser compatibility issues: Priority is used to use Chrome or WeChat's own browser, try to change the browser, disable the plug-in or use the traceless mode; ④ Other common situations: troubleshoot whether the account is restricted, refresh the page to see if the QR code is abnormal, and calibrate the mobile phone system time and time zone settings. Following the above steps to check step by step, it can usually effectively solve the problem of scanning the code.

2025-07-12 comment 0  659

Article Introduction：Regarding the problem that the blank window and the main window are not refreshed after scanning the WeChat QR code to log in, you may encounter such a question when using the WeChat QR code to log in...

2025-04-01 comment 0  316