Scanner app not working? crashes or has problems?

Scanner Status

Last Updated on 2022-03-23 by Rijksoverheid

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Common Scanner Problems & Solutions. Troubleshooting Guide

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

Table of Contents:

Scanner iPhone Issues and Solutions

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

Scanner Android App Issues and Solutions

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

Scanner iPhone Issues and Solutions

Here are some helpful workarounds that should work whenever Scanner 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 Scanner app crashes or not working on Iphone (iOS):

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

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

To resolve Scanner 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 Scanner black/white screen (blank screen) on iPhone:

Follow the Scanner iOS app troubleshooting guide Here →

Scanner Android App Issues and Solutions

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

Follow these steps to resolve intermittent Scanner app issues:

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

Update Scanner to the latest version on PlayStore

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

Fix Scanner unable to contact server/ Scanner 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 Scanner » "Force Stop".
Next, goto "Storage" » "Clear Data".
Again, got Scanner » "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 Scanner on android.

Solve Scanner black/white screens issue on Android:

Follow the Scanner 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 Rijksoverheid, developers of Scanner.

About this app

With this digital tool, you can verify if visitors have a valid certificate of their negative test, vaccination, or recovery. This way, you can safely give access to your venue or activity. • With CoronaCheck this app you can scan visitors’ QR codes with your smartphone camera. Visitors can show their QR code in the CoronaCheck app, or on paper. CoronaCheck this app is the official this app app of the Netherlands for coronavirus entry passes. Scanner is developed by the Ministry of Health, Welfare and Sport. You do this by scanning their QR code. Tourists can use an app or a printed QR code from their own country. • A number of details appear on your screen, allowing you to verify - using their proof of identity - if the QR code really belongs to this visitor. • If the QR code is valid, and the details are the same as on the proof of identity, a check mark will appear on the screen and you can give access to the visitor.