You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.
How to scan QR codes On iPhone If you’re running iOS 11 or later, the camera automatically supports WiFi QR scanning, all you need to do is open the camera app and place it in front of the QR code.
QR codes are used for everything from opening a restaurant menu to making payments: just point your camera at the QR code, and your phone will automatically open the relevant page. But what happens ...
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