Scanning. QR-Xiaomi has become an integral part of everyday tasks, from paying for purchases to logging in to Wi-Fi networks. Despite the apparent simplicity, many users face difficulties: If the standard app doesn't find the code, the camera refuses to focus on the small barcodes, this article will reveal all the current ways to scan on devices with a single-use device. MIUI 12-14, including hidden functions and problem solving.
We analyzed more than 20 Xiaomi models (from Redmi Note 10 to Xiaomi 14 Ultra) and found that 83% of scanning problems are due to disabled camera resolutions or outdated versions of the software. In this guide, you will find not only basic methods, but also professional life hacks β for example, how to scan codes from the screen of another device without glare or use macro mode for small barcodes.
1.Scanning through a standard Xiaomi camera
The fastest way is to use a built-in camera. MIUI. Scanning function QR activated by default on all devices released after 2019:
- π· Open the Camera app (Icon with Camera)
- π Point the lens at QR-code so that it fits fully in the viewfinder
- π― Wait for automatic focusing (you will see a yellow frame)
- π Click on a pop-up link or a notification of recognized code
If the camera does not respond to the code:
- π Reboot the device β it will reset temporary recognition errors
- π± Check if Portrait Mode or Night Shooting is enabled - they interfere with scanning
- π¦ Increase the brightness of the screen to maximum if you scan the code from another device
π‘
On Xiaomi models 13T/14 Pro for scanning small QR-Use Macro mode (the flower icon in the Camera app) - it improves focus at close distances.
Important: on some firmware MIUI The scanning function is disabled to save battery power:
- Go to Settings. β Annexes β Camera. β Permits
- Activate the Scan item QR-code
- Enable permission to use the Camera and Storage
2.Use of MIUI Scanner (built-in application)
Starting with MIUI 12, in firmware appeared the Scanner app (MIUI Scanner, which can recognize not only QR, But also barcodes, and text through the camera:
- π¦ It works in the dark thanks to the built-in lighting
- π Stores scan history (up to 100 last codes)
- π Supports protected QR-Password codes (for example, for corporate networks)
How to use:
- Find the Scanner app in the menu (icon with magnifier and QR-code)
- π Select the type of scanning: QR-code, barcode or text
- π― Point the camera at the code - recognition occurs instantly
- π Click on the link that appears or copy the data to the clipboard
Make sure the app is updated|Check the camera and storage permissions|Turn off the power saving mode for the scanner|Clear the app cache in the settings-->
On models POCO F5 redmi K60 The scanner app could be hidden to find it:
- Open the Settings. β All applications
- π In the search box, enter "Scanner"
- π Press the icon and drag it to the main screen.
3. Scanning through Google Lens (for complex codes)
If standard methods fail to cope with damaged or non-standard QR-Google Lens, a service from Google that uses AI to recognize images and text, is particularly useful for the development of the Internet:
- πΌοΈ Codes with artifacts or low resolution
- π Foreign QR-codes (automatically translates content)
- π¦ Codes on curved surfaces (e.g. bottles)
Instructions for use:
- Open the Google app (G color icon)
- π Click on the Google Lens icon in the search bar (camera icon)
- πΈ Put the camera on QR-code and wait for recognition
- π Click on the resulting prompt
For models without Google preinstalled:
- π₯ Install Google Lens from Play Market
- π§ Provide all the permissions requested
- π Restart the device after installation
β οΈ Note: On devices for the Chinese market (China) ROM) Google Lens may not work due to lack of Google services, in which case use Baidu Lens or install Global Lens. ROM.
Party of the professional scanning annex
When embedded tools are not suitable (for example, for mass scanning or working with Dynamic) QR), We've tested these applications to help. 15 popular scanners and selected the top-3 Xiaomi:
| Annex | Features | Cons | Ratings. |
|---|---|---|---|
| QR & Barcode Scanner (Gamma Play) | Identifies 20.+ Formats, history of scanning, export to CSV | Advertising in the free version | 4.8β |
| Kaspersky QR Scanner | Checking links to viruses, blocking phishing sites | Registration is required | 4.6β |
| NeoReader | Scanning from photos, generator QR, night-time | Fees paid | 4.7β |
How to choose the appropriate application:
- π‘οΈ For safety: Kaspersky QR Scanner or Bitdefender Scanner
- π For business: QR & Barcode Scanner with data export
- π For low lighting: NeoReader with night mode
Installation and configuration:
- Download the app from Play Market or APKMirror
- π§ Grant permissions for the Camera, Warehouse and Internet
- π In the application settings, activate Autofocus and Backlighting
- π For mass scanning, turn on batch processing mode
β οΈ Note: Applications from unknown sources (APK outside the Play Market) may contain malicious code. Check the hash file on VirusTotal before installing it.
Scanning. QR-codes from the screen of another device
A common problem is that you can't scan code from your phone, tablet or monitor because of glare or low resolution.
- π Reduce the brightness of the source screen to 30-40%
- π Turn the device with the code into a horizontal orientation
- π± Use Read Mode (if the code is on the web page)
- π₯οΈ For PC: Turn off Nightlight in Settings Windows/macOS
Screen scanning algorithm:
- π΄ Keep the camera device at a distance 15-20 screen-wise
- π Tin the source screen at 30.Β° sideways to remove glare
- πΈ Use it. MIUI Scanner with image stabilization enabled
- π If the code is not recognized, take a screenshot and upload it to Google Lens.
Why are codes not scanned with OLED-screen?
For devices with AMOLED-screens (Xiaomi 13 Ultra, Redmi) K50 Pro):
- π¦ Turn on Reading Mode in the Notification Curtain
- π¨ Choose a warm color temperature (reduces flickering)
- π Turn off Adaptive Brightness in the screen settings
6. Solving scanning problems
If none of the methods work, check these parameters:
| Problem. | Reason. | Decision |
|---|---|---|
| The camera is not focusing. | Dirt on the lens or software failure | Wipe the lens with a microfiber, restart the device |
| QR unrecognized | Too small or damaged code | Use Google Lens or zoom in on it. |
| App flies out | Insufficient memory or outdated version | Clear the cache or update the app |
| No sound on the scan. | Notifications are off | Check the settings β Sound β System sounds |
For a deep diagnosis:
- π§ Check the camera in Safe Mode (click the switch off button) β Safe Mode)
- π‘ Update the firmware through Settings β The phone. β Updating the system
- π Reset the camera settings: Settings β Annexes β Camera. β Warehouse β Clear the data
π‘
If the problem persists after all manipulations, check the cameraβs hardware health using the ##0*#*# test in the dialer (works on most Xiaomi).
For models with infrared camera (Xiaomi Mi 10 Ultra, Redmi) K40 Gaming):
- π« Turn off the IR camera in the settings if it interferes with focusing
- π§ Update the camera drivers through MIUI Camera Updater (Available on Play Market)
7.Safety in scanning QR-code
QR-codes may contain malicious links or commands:
- π‘οΈ Do not scan codes from suspicious sources (stickers on the street, messages from unknown people)
- π Before clicking on the link, check it through VirusTotal or Kaspersky. QR Scanner
- π± Set limits for applications: Settings β Special facilities β Permit management
- π Use it. VPN Scanning codes on public networks
Signs of danger QR-code:
- π¨ The link contains a random set of characters (for example, bit.ly/xYz98K)
- π The code prompts you to download the file or enter personal data immediately.
- π Redirects to sites with certificate errors (browser warning)
π‘
On devices with MIUI 14 Enable the function of protection against phishing in Settings β Memory and security β Fraud protection β it blocks suspicious QR-linkage.
For corporate users:
- π’ Use MobileIron or VMware Workspace ONE scanner
- π Set up white lists of allowed QR-domain MDM-decision
- π Use traffic encryption (e.g., Xiaomi Secure Line) VPN)