How do you use your phone to scan bars?
How do you use your phone to scan bars? How to Scan a QR code on an Android PhonePress and hold the home button.Then tap Lens. Point your camera at the QR code. Then tap the magnifying glass icon to scan the QR code. Finally, tap the pop-up notification. Why won't my phone scan a barcode? Your phone's camera may have trouble scanning the code if it's tilted at an angle. Make sure it's level with the surface that the code is printed on. If you're holding your phone too close or too far away, it won't scan the code....