https://fixqr.app/blog.html Notes on what a QR code is, why a code fails to scan, and why a drawn square is not a code. en https://fixqr.app/what-is-a-qr-code.html https://fixqr.app/what-is-a-qr-code.html Thu, 22 Oct 2026 00:00:00 +0000 A QR code is a square pattern a phone camera turns back into text, usually a web address. The code does not contain the page. The corner squares, the error correction, and the blank margin are what make that text recoverable. https://fixqr.app/why-qr-codes-are-hard-to-scan.html https://fixqr.app/why-qr-codes-are-hard-to-scan.html Thu, 22 Oct 2026 00:00:00 +0000 A QR code can look finished and still fail. Size, quiet space, contrast, blur, busy art, and a painted square are the usual reasons a phone will not read it. https://fixqr.app/why-ai-flyers-break-qr-codes.html https://fixqr.app/why-ai-flyers-break-qr-codes.html Wed, 21 Oct 2026 00:00:00 +0000 Image tools often draw a QR-like square that a phone cannot read. See the parts of a real code, how to spot a fake pattern, and how to add or replace one in FixQR.