Uses
A QR code can store lots of information that can be accessed by the user instantly upon scanning the image. It can be used for various purposes like:
- Encoding website URLs, phone numbers,
- Tracking information related to products in supply chain
- Used for marketing and advertising campaigns
- As link to directly download an app
- Send and receive payment information
- Accessing Wifi by storing encryption details like SSID, password etc.,
- Authenticate online accounts
- Accessing news articles in print media etc.,