Published by Duy Pham (MMLab) on Jun 17, 2023

Report an issue with QR Code & Barcode Scanner.
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Why should I report an Issue with QR Code & Barcode Scanner?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of Duy Pham (MMLab) to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
contact QR Code & Barcode Scanner image 1 contact QR Code & Barcode Scanner image 2

QR Code & Barcode Scanner Customer Insights

1. This apps has built-in browser, after scan the qr code it straight showing the information needed in the built-in browser without open any browser that may slow the process and can interact the browser just like normal browser do.

2. Just upgrade and remove the ads works like it should! Thanks great app!First time l am giving 5✨ to for its such a excellent performance........ It is more lighter than others and then it's scanning capability it could scan multiple codes at a time.

3. I lost my brand new Samsung so had to buy cheaper cash Android phone, as with most they do not come with a built-in barcode scanner so had to install one from Playstore, I found that this is the best app for almost all Android devices.

4. Not like any other qr scannee that only show the link and open it in another browser ( Like chrome ) SUPER FAST ACTION.

5. I remember, one day i was scanning the code and it took like 2 or 3 minutes, while the other scanners scan it way faster.

6. The air quality management techniques has been carried out and recommendations were included in the test ran and sent in.Super fast for my old phone.

7. Unlike to a other camera apps or scanner apps, display turn off during processing.

8. Wish we could create our own codes in here.Super usefull apps.

9. So l a requesting you (developer) to fix this issue.Well it’s a good app, but it need some work.

10. Like to scan the codes faster.

11. RecommendedThe experience was mind altering for the better lack of words.

Steps to Troubleshoot & Fix QR Code & Barcode Scanner Issues

1. Fix QR Code & Barcode Scanner Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart QR Code & Barcode Scanner: Restarting the app will resolve most errors.
  2. Update the QR Code & Barcode Scanner App. Here is how:
    1. On Android goto PlayStore » Search for "QR Code & Barcode Scanner" » Open QR Code & Barcode Scanner » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for QR Code & Barcode Scanner » click "UPDATE".
  3. Clear QR Code & Barcode Scanner app cache: Clearing cached data will force your app to retrieve the latest data directly from QR Code & Barcode Scanner servers.
    1. On Android, goto Settings » Apps » Select "QR Code & Barcode Scanner" » click Storage » click "Clear Cache".
  4. Check QR Code & Barcode Scanner app permissions. If any of these permissions required to use your device's features are disenabled, QR Code & Barcode Scanner might not work.
  5. Uninstall and reinstall QR Code & Barcode Scanner. If nothing else has worked, completely uninstall QR Code & Barcode Scanner then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing QR Code & Barcode Scanner not working


2. Fix QR Code & Barcode Scanner Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make QR Code & Barcode Scanner be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to QR Code & Barcode Scanner not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, QR Code & Barcode Scanner may not be able to connect to the Internet when running in the background.

Reported Issues

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