QR Reader app not working? crashes or has problems?

QR Reader Status

Last Updated on 2024-08-03 by iFahja

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Common QR Reader Problems & Solutions. Troubleshooting Guide

Complete guide to troubleshoot QR Reader app on iOS and Android devices. Solve all QR Reader app problems, errors, connection issues, installation problems and crashes.

Table of Contents:

QR Reader iPhone Issues and Solutions

QR Reader iOS app crashes, not working, errors
QR Reader iOS app network issues
QR Reader on iOS has black/white screen

QR Reader Android App Issues and Solutions

QR Reader has errors/crashing/not working
QR Reader server network connectivity issues
QR Reader has black screen

QR Reader iPhone Issues and Solutions

Here are some helpful workarounds that should work whenever QR Reader app keeps crashing or doesn't work as expected on your iPhone 14, 13,12,10,8,7,6, SE,XS,XR.

How to fix QR Reader app crashes or not working on Iphone (iOS):

Close and restart the QR Reader app on iPhone
Update QR Reader app to the Latest Version for iOS
Uninstall and reinstall QR Reader iPhone app
Update your iPhone to the latest iOS version

Fix QR Reader on iPhone unable to connect to server/internet connection issues::

To resolve QR Reader network issues, Reset phone network settings:
1. On iphone, Goto "Settings" » "General" » "Reset" » "Reset Network Settings".
2. Enter your device passcode. Then confirm "Reset Network Settings".

Turn off your VPN:
1. Goto "Settings" » "General" » "VPN".

Fix QR Reader black/white screen (blank screen) on iPhone:

Follow the QR Reader iOS app troubleshooting guide Here →

QR Reader Android App Issues and Solutions

Fix QR Reader not working on Android, crashes, errors or is unresponsive:

Follow these steps to resolve intermittent QR Reader app issues:

Force Stop the QR Reader App
1. On android, goto "Settings" » click QR Reader app. » click "Force Stop".

Update QR Reader to the latest version on PlayStore

Clear QR Reader App Cache and Data:
1. On your device, goto "Settings" » click "Apps" » select "QR Reader app" » click "Storage" » click "Clear Data" option. This Clears both data and cache.
2. Relaunch QR Reader.

Fix QR Reader unable to contact server/ QR Reader internet connection errors on Android:

This issue is usually caused by your network. Here is how to fix:

On android, goto "Settings" » "Apps" or "Manage Apps" tab.
Click QR Reader » "Force Stop".
Next, goto "Storage" » "Clear Data".
Again, got QR Reader » "Mobile Data" » "Allow Background Data Usage".
Go back to "Settings" » "Connections" » "Mobile Network" » "Network Mode".
Now, put your network on 4G e.g. LTE/3G/2G (auto connect)
Relaunch QR Reader on android.

Solve QR Reader black/white screens issue on Android:

Follow the QR Reader android app crash troubleshooting guide Here →

Contact Support

Some issues cannot be easily resolved through online tutorials or self help. So we made it easy to get in contact with the support team at iFahja, developers of QR Reader.