How do I scan a barcode?
You can use Camera or the Code Scanner to scan Quick Response (QR) codes for links to websites, apps, coupons, tickets, and more. The camera automatically detects and highlights a QR code.
Why can't I scan barcode on my iPhone?
Your smartphone has the ability to read both QR codes (which automatically take you to a website URL) as well as scanning a barcode to bring up product information such as price comparisons and user reviews.Apr 4, 2018
How do I scan a barcode on my iPhone without an app?
Head to Settings, then Camera. Make sure Scan QR Codes is enabled (and it should be on by default). QR codes won't scan? Make sure it's enabled in your Camera settings.Jul 4, 2018