To test the QR code if it works, you have to scan it. This can be done with the camera of your mobile phone or a QR code scanner application.
​

After scanning, check whether you are directed to the correct page/file.

Check this before and after you have printed and used the QR code.

If the QR code does not work, this may be due to the design or an expired trial period.
Has your QR code expired and want to activate it again? No problem, just follow these steps:

1. Scan the expired QR code

2. Click on 'Claim QR code

3. Claim the QR code by registering