You must not be aware of a special feature of Paytm that let's users to scan QR code sent on WhatsApp without using any other phone. Watch this tutorial video on how to do so.

It is mandatory for businesses to have QR code check-ins and “take reasonable steps” to ensure people who visit check-in and provide the correct information. QR code check-ins are also still ...

Scanning a QR code without your phone requires a little help from Google or a webcam.

Use online tools like WiFi Card or QiFi to create a printable QR code for your Wi-Fi password. This way, it becomes easy to distribute it.

There are growing calls for police to be banned from snooping on Australians’ QR code check-in data that most people are now using to aid in Covid-19 contact tracing.