Published by ZXing Team

Report an issue with Barcode Scanner.
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Why should I report an Issue with 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 ZXing Team 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 Barcode Scanner image 1 contact Barcode Scanner image 2

About Barcode Scanner

1. If this does not help, try clearing the device cache and settings from Android settings.

2. Scan barcodes on products, or Data Matrix and QR Codes containing URLs, contact info, etc.

3. If your device is not scanning, first try workarounds for device bugs in Settings.

4. The app allows you to share contacts, apps, and bookmarks in a QR Code.

5. Note that this app can no longer be updated on Google Play, and there will be no further releases.

6. Almost every question and negative review comment is addressed by one of the following.

7. Enable all of them, and then try disabling one at a time to determine which is necessary.

8. This is why contacts permissions are needed.

9. See "Visit Developer Website" below ( ).

10. Nobody is stealing your information.

11. This app has never had advertisements, and never will.

Barcode Scanner Customer Insights

1. I have no device I can test with, but if it is still true, it may have issues with devices that have no camera focus.This app allowed me to import WiFi networks and passwords from a QR code in one tap, even on a device with an older version of Android (9) that has no built-in option in settings or network settings to add (or export) a WiFi network from a QR code.

2. How convenient, simple, and wonderful! Instead of fiddling with complex WiFi passwords or broken barcode scanning apps, I was on to bigger and better things in my life (like writing long reviews).It's ugly but it does the job, and most other barcode scanners are based on its code.

3. I've been using this app with a collection of apps that track game, movie, book collections for a few years to scan the barcodes of movies, games, and books to add to my collection lists.

4. That option should be disabled by default, IMHO.The application is very light, concise, works fast, does not contain ads and is built on an open source project.

5. The csv file contained the code value, the code type (UPC_A), and the date and time of the scan.

6. I recommend disabling the "retrieve more info" option in settings as this will "visit" every URL you scan in the background whether you end up clicking the link or not.

7. My only complaint is that it often takes a VERY long time to focus up close, and instead focusses out no matter how close I'm holding the code.

8. I think it should either default to a closer focus setting, or make better use of the cameras focal length sensors.09/13/2022: Had on phones for years.

9. It worked great for a long time on two different phones running Andoid 8&9.

10. Not sure why they changed this app with all of this adware but I needed to get a new app for my scanner.This app is not going to provide you all the information you want.

11. Thanks for keeping it up to date all these years.I am not one to take the time to actually write a review.

Steps to Troubleshoot & Fix Barcode Scanner Issues

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


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


2. Fix Barcode Scanner Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make 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 Barcode Scanner not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, Barcode Scanner may not be able to connect to the Internet when running in the background.

Reported Issues