{"id":40719,"date":"2025-07-01T11:24:54","date_gmt":"2025-07-01T11:24:54","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/5-tips-for-faster-qr-code-scanning\/"},"modified":"2026-09-29T06:18:20","modified_gmt":"2026-09-29T06:18:20","slug":"5-tips-for-faster-qr-code-scanning","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/","title":{"rendered":"C\u00e1ch l\u00e0m m\u00e3 QR qu\u00e9t nhanh h\u01a1n"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n c\u00f3 \u0111ang g\u1eb7p kh\u00f3 kh\u0103n khi qu\u00e9t m\u00e3 QR ngay l\u1ea7n th\u1eed \u0111\u1ea7u ti\u00ean kh\u00f4ng? Vi\u1ec7c qu\u00e9t ch\u1eadm ho\u1eb7c b\u1ecb tr\u00ec ho\u00e3n s\u1ebd g\u00e2y kh\u00f3 ch\u1ecbu cho ng\u01b0\u1eddi d\u00f9ng v\u00e0 d\u1eabn \u0111\u1ebfn c\u00e1c chi\u1ebfn d\u1ecbch b\u1ecb b\u1ecf d\u1edf c\u00f9ng v\u1edbi vi\u1ec7c m\u1ea5t chuy\u1ec3n \u0111\u1ed5i. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft k\u1ebf c\u00f3 m\u1ee5c ti\u00eau v\u00e0 t\u1ed1i \u01b0u h\u00f3a k\u1ef9 thu\u1eadt, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00e3 c\u1ee7a m\u00ecnh k\u00edch ho\u1ea1t qu\u00e9t t\u1ee9c th\u00ec tr\u00ean m\u1ecdi camera \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n l\u00e0 n\u1ec1n t\u1ea3ng c\u1ee7a kh\u1ea3 n\u0103ng qu\u00e9t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3m bi\u1ebfn camera \u0111\u1ecdc m\u00e3 QR b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u00e1nh s\u00e1ng gi\u1eefa c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u00e0 n\u1ec1n s\u00e1ng. Khi \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n y\u1ebfu, camera qu\u00e9t s\u1ebd g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c ph\u00e2n bi\u1ec7t gi\u1eefa c\u00e1c y\u1ebfu t\u1ed1 d\u1eef li\u1ec7u v\u00e0 b\u1ec1 m\u1eb7t, d\u1eabn \u0111\u1ebfn vi\u1ec7c t\u00ecm ki\u1ebfm t\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u00e9t ch\u1eadm ch\u1ea1p ho\u1eb7c l\u1ed7i qu\u00e9t ho\u00e0n to\u00e0n. M\u1eb7c d\u00f9 m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u t\u00f9y ch\u1ec9nh gi\u00fap c\u00e1c t\u00e0i s\u1ea3n tr\u1edf n\u00ean kh\u00e1c bi\u1ec7t v\u1ec1 m\u1eb7t h\u00ecnh \u1ea3nh, nh\u01b0ng kh\u1ea3 n\u0103ng \u0111\u1ecdc ch\u1ee9c n\u0103ng ph\u1ea3i lu\u00f4n \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a t\u1ed1c \u0111\u1ed9 qu\u00e9t, h\u00e3y \u0111\u1eb7t c\u00e1c m\u00f4-\u0111un ti\u1ec1n c\u1ea3nh t\u1ed1i tr\u00ean n\u1ec1n s\u1ea1ch, s\u00e1ng. M\u00e0u \u0111en ti\u00eau chu\u1ea9n tr\u00ean n\u1ec1n tr\u1eafng cung c\u1ea5p t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n cao nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0 21:1, cho ph\u00e9p camera gi\u1ea3i m\u00e3 d\u1eef li\u1ec7u trong v\u00e0i mili gi\u00e2y. Khi t\u00edch h\u1ee3p m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u, h\u00e3y duy tr\u00ec t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n t\u1ed1i thi\u1ec3u l\u00e0 4.5:1. Tr\u00e1nh c\u00e1c k\u1ebft h\u1ee3p m\u00e0u s\u00e1ng tr\u00ean s\u00e1ng, m\u00e0u pastel tinh t\u1ebf v\u00e0 c\u00e1c thi\u1ebft k\u1ebf \u0111\u1ea3o ng\u01b0\u1ee3c c\u00f3 m\u00e3 tr\u1eafng tr\u00ean n\u1ec1n t\u1ed1i, v\u00ec nhi\u1ec1u tr\u00ecnh \u0111\u1ecdc camera di \u0111\u1ed9ng g\u1ed1c kh\u00f4ng th\u1ec3 di\u1ec5n gi\u1ea3i c\u00e1c c\u1ef1c \u0111\u1ea3o ng\u01b0\u1ee3c. H\u00e3y xem h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-color-contrast-best-practices\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u c\u1ee7a m\u00e3 QR<\/a> \u0111\u1ec3 ch\u1ecdn c\u00e1c k\u1ebft h\u1ee3p gi\u00fap duy tr\u00ec th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a camera.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi kho\u1ea3ng c\u00e1ch qu\u00e9t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd tr\u1ef1c ti\u1ebfp quy\u1ebft \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 camera c\u00f3 th\u1ec3 ph\u00e2n gi\u1ea3i c\u00e1c \u00f4 d\u1eef li\u1ec7u ri\u00eang l\u1ebb. N\u1ebfu m\u00e3 qu\u00e1 nh\u1ecf so v\u1edbi kho\u1ea3ng c\u00e1ch c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, \u1ed1ng k\u00ednh kh\u00f4ng th\u1ec3 l\u1ea5y n\u00e9t s\u1eafc n\u00e9t v\u00e0o m\u1eabu l\u01b0\u1edbi. Ti\u00eau chu\u1ea9n chung \u0111\u1ec3 t\u00ednh to\u00e1n k\u00edch th\u01b0\u1edbc l\u00e0 t\u1ef7 l\u1ec7 10:1, ngh\u0129a l\u00e0 chi\u1ec1u r\u1ed9ng c\u1ee7a m\u00e3 ph\u1ea3i c\u00f3 k\u00edch th\u01b0\u1edbc \u00edt nh\u1ea5t b\u1eb1ng m\u1ed9t ph\u1ea7n m\u01b0\u1eddi t\u1ed5ng kho\u1ea3ng c\u00e1ch gi\u1eefa thi\u1ebft b\u1ecb di \u0111\u1ed9ng v\u00e0 m\u00e0n h\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c v\u1eadt ph\u1ea9m c\u1ea7m tay nh\u01b0 danh thi\u1ebfp, th\u1ebb s\u1ea3n ph\u1ea9m v\u00e0 t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o, k\u00edch th\u01b0\u1edbc in v\u1eadt l\u00fd t\u1ed1i thi\u1ec3u l\u00e0 2 \u00d7 2 cm (0.8 \u00d7 0.8 inch). N\u1ebfu in tr\u00ean gi\u1ea5y b\u00eca c\u00f3 v\u00e2n ho\u1eb7c bao b\u00ec t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng, h\u00e3y ph\u00f3ng to m\u00e3 l\u00ean 25% \u0111\u1ebfn 50% \u0111\u1ec3 tr\u00e1nh tr\u00ec ho\u00e3n \u0111\u1ecdc c\u1ee7a m\u00e1y \u1ea3nh. Tham kh\u1ea3o b\u1ea3n \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a ch\u00fang t\u00f4i <a href=\"https:\/\/pageloot.com\/vi\/how-to\/qr-code-size-guide\/\">h\u01b0\u1edbng d\u1eabn k\u00edch th\u01b0\u1edbc m\u00e3 QR c\u1ee7a ch\u00fang t\u00f4i<\/a> \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc ph\u01b0\u01a1ng ti\u1ec7n ch\u00ednh x\u00e1c c\u1ee7a b\u1ea1n v\u1edbi kho\u1ea3ng c\u00e1ch ng\u01b0\u1eddi xem.<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>\u1ee8ng d\u1ee5ng in \u1ea5n<\/th>\n<th>Kho\u1ea3ng c\u00e1ch qu\u00e9t \u0111i\u1ec3n h\u00ecnh<\/th>\n<th>K\u00edch th\u01b0\u1edbc t\u1ed1i thi\u1ec3u \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Danh thi\u1ebfp<\/td>\n<td>4\u20138 inch<\/td>\n<td>2 \u00d7 2 cm (0.8 \u00d7 0.8 in)<\/td>\n<\/tr>\n<tr>\n<td>Th\u1ef1c \u0111\u01a1n nh\u00e0 h\u00e0ng<\/td>\n<td>12\u201320 inch<\/td>\n<td>3 \u00d7 3 cm (1.2 \u00d7 1.2 in)<\/td>\n<\/tr>\n<tr>\n<td>Bao b\u00ec s\u1ea3n ph\u1ea9m<\/td>\n<td>15\u201325 inch<\/td>\n<td>5 \u00d7 5 cm (2.0 \u00d7 2.0 inch)<\/td>\n<\/tr>\n<tr>\n<td>\u00c1p ph\u00edch v\u00e0 b\u1ea3ng hi\u1ec7u treo t\u01b0\u1eddng<\/td>\n<td>5 feet tr\u1edf l\u00ean<\/td>\n<td>15 \u00d7 15 cm (6.0 \u00d7 6.0 inch)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1ea3m m\u1eadt \u0111\u1ed9 d\u1eef li\u1ec7u b\u1eb1ng m\u00e3 \u0111\u1ed9ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ecdi k\u00fd t\u1ef1 \u0111\u01b0\u1ee3c nh\u00fang v\u00e0o m\u00e3 QR t\u0129nh \u0111\u1ec1u th\u00eam c\u00e1c m\u00f4-\u0111un v\u1eadt l\u00fd v\u00e0o l\u01b0\u1edbi. M\u00e3 h\u00f3a m\u1ed9t \u0111\u1ecba ch\u1ec9 web m\u1edf r\u1ed9ng \u0111\u00f2i h\u1ecfi m\u1ed9t m\u1eabu d\u00e0y \u0111\u1eb7c \u2013 ch\u1eb3ng h\u1ea1n nh\u01b0 l\u01b0\u1edbi Phi\u00ean b\u1ea3n 10 v\u1edbi 57 \u00d7 57 m\u00f4-\u0111un \u2013 bu\u1ed9c ph\u1ea7n m\u1ec1m m\u00e1y \u1ea3nh ph\u1ea3i ph\u00e2n t\u00edch h\u00e0ng ngh\u00ecn \u0111i\u1ec3m nh\u1ecf. C\u00e1c m\u1eabu m\u1eadt \u0111\u1ed9 cao y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng gi\u1eef \u0111i\u1ec7n tho\u1ea1i \u1ed5n \u0111\u1ecbnh \u1edf m\u1ed9t ti\u00eau c\u1ef1 ch\u00ednh x\u00e1c, l\u00e0m ch\u1eadm tr\u1ea3i nghi\u1ec7m qu\u00e9t. C\u00e1c m\u1eabu ph\u1ee9c t\u1ea1p c\u0169ng b\u1ecb lem m\u1ef1c trong qu\u00e1 tr\u00ecnh in, khi c\u00e1c ch\u1ea5m li\u1ec1n k\u1ec1 h\u1ee3p nh\u1ea5t v\u1edbi nhau v\u00e0 l\u00e0m bi\u1ebfn d\u1ea1ng d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR \u0111\u1ed9ng gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c n\u00e0y b\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn ng\u01b0\u1eddi d\u00f9ng qua m\u1ed9t li\u00ean k\u1ebft chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn. B\u1edfi v\u00ec URL \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a ch\u1ee9a \u00edt k\u00fd t\u1ef1 h\u01a1n, bi\u1ec3u t\u01b0\u1ee3ng v\u1eabn \u1edf phi\u00ean b\u1ea3n m\u1eadt \u0111\u1ed9 th\u1ea5p h\u01a1n v\u1edbi c\u00e1c m\u00f4-\u0111un l\u1edbn h\u01a1n, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng. C\u00e1c m\u1eabu \u0111\u01a1n gi\u1ea3n h\u00f3a n\u00e0y cho ph\u00e9p c\u1ea3m bi\u1ebfn m\u00e1y \u1ea3nh nh\u1eadn d\u1ea1ng m\u00e3 ngay l\u1eadp t\u1ee9c t\u1eeb nhi\u1ec1u g\u00f3c \u0111\u1ed9 r\u1ed9ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng thay \u0111\u1ed5i. \u0110\u1ec3 hi\u1ec3u s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa t\u1ea3i tr\u1ecdng v\u00e0 c\u1ea5u tr\u00fac bi\u1ec3u t\u01b0\u1ee3ng, h\u00e3y kh\u00e1m ph\u00e1 h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/how-to\/understand-qr-code-data-limits\/\">hi\u1ec3u gi\u1edbi h\u1ea1n d\u1eef li\u1ec7u c\u1ee7a m\u00e3 QR<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u h\u00ecnh s\u1eeda l\u1ed7i c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1eadt \u0111\u1ed9. C\u00e1c ti\u00eau chu\u1ea9n QR c\u00f3 b\u1ed1n c\u1ea5p \u0111\u1ed9 (L, M, Q, H) s\u1eed d\u1ee5ng thu\u1eadt to\u00e1n Reed\u2013Solomon \u0111\u1ec3 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u b\u1ecb h\u1ecfng t\u1eeb 7% \u0111\u1ebfn 30%. M\u1eb7c d\u00f9 vi\u1ec7c s\u1eeda l\u1ed7i cao r\u1ea5t quan tr\u1ecdng khi th\u00eam logo trung t\u00e2m ho\u1eb7c \u0111\u1eb7t m\u00e3 trong m\u00f4i tr\u01b0\u1eddng b\u1ea9n, nh\u01b0ng s\u1ef1 d\u01b0 th\u1eeba qu\u00e1 m\u1ee9c l\u00e0m t\u0103ng s\u1ed1 l\u01b0\u1ee3ng m\u00f4-\u0111un kh\u00f4ng c\u1ea7n thi\u1ebft. \u0110\u1ed1i v\u1edbi c\u00e1c t\u00e0i li\u1ec7u ti\u1ebfp th\u1ecb ti\u00eau chu\u1ea9n kh\u00f4ng c\u00f3 \u0111\u1ed3 h\u1ecda nh\u00fang, C\u1ea5p \u0111\u1ed9 M (kh\u00f4i ph\u1ee5c 15%) mang l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng l\u00fd t\u01b0\u1edfng gi\u1eefa \u0111\u1ed9 b\u1ec1n v\u00e0 m\u1eadt \u0111\u1ed9 m\u00f4-\u0111un th\u1ea5p. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc th\u00eam v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/blog\/how-error-correction-works-in-editable-qr-codes\/\">c\u00e1ch s\u1eeda l\u1ed7i ho\u1ea1t \u0111\u1ed9ng<\/a> \u0111\u1ec3 ch\u1ecdn c\u00e0i \u0111\u1eb7t ph\u00f9 h\u1ee3p cho m\u00f4i tr\u01b0\u1eddng ph\u00e2n ph\u1ed1i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>T\u1ea1o M\u00e3 \u0110\u1ed9ng Nhanh Ch\u00f3ng, C\u00f3 Th\u1ec3 Qu\u00e9t \u0110\u01b0\u1ee3c<\/strong> B\u1ea1n mu\u1ed1n gi\u1eef cho c\u00e1c m\u1eabu m\u00f4-\u0111un c\u1ee7a m\u00ecnh s\u1ea1ch s\u1ebd v\u00e0 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o? S\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a> \u0111\u1ec3 thi\u1ebft k\u1ebf m\u00e3 t\u1ed1c \u0111\u1ed9 cao v\u1edbi \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n t\u1ed1i \u01b0u v\u00e0 th\u01b0\u01a1ng hi\u1ec7u t\u00f9y ch\u1ec9nh.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">B\u1ea3o V\u1ec7 M\u1eabu T\u00ecm Ki\u1ebfm B\u1eb1ng V\u00f9ng Y\u00ean T\u0129nh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00f9ng y\u00ean t\u0129nh l\u00e0 \u0111\u01b0\u1eddng vi\u1ec1n tr\u1ed1ng xung quanh to\u00e0n b\u1ed9 chu vi c\u1ee7a m\u00e3 QR. Theo \u0111\u1eb7c t\u1ea3 ISO\/IEC 18004, l\u1ec1 n\u00e0y ph\u1ea3i c\u00f3 chi\u1ec1u r\u1ed9ng \u00edt nh\u1ea5t b\u1ed1n m\u00f4-\u0111un \u1edf c\u1ea3 b\u1ed1n ph\u00eda. N\u1ebfu c\u00e1c m\u00f4-\u0111un ri\u00eang l\u1ebb c\u00f3 chi\u1ec1u r\u1ed9ng 2 mm, v\u00f9ng y\u00ean t\u0129nh ph\u1ea3i duy tr\u00ec kho\u1ea3ng c\u00e1ch \u00edt nh\u1ea5t 8 mm kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 v\u0103n b\u1ea3n, m\u1eabu thi\u1ebft k\u1ebf, \u0111\u01b0\u1eddng vi\u1ec1n ho\u1eb7c t\u00e1c ph\u1ea9m ngh\u1ec7 thu\u1eadt n\u00e0o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n m\u1ec1m qu\u00e9t di \u0111\u1ed9ng s\u1eed d\u1ee5ng ba \u00f4 vu\u00f4ng g\u00f3c \u2013 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1eabu ph\u00e1t hi\u1ec7n v\u1ecb tr\u00ed ho\u1eb7c m\u1eabu t\u00ecm ki\u1ebfm \u2013 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh g\u00f3c, \u0111\u1ed9 nghi\u00eang v\u00e0 h\u01b0\u1edbng c\u1ee7a m\u00e3. Khi \u0111\u1ed3 h\u1ecda, v\u0103n b\u1ea3n ho\u1eb7c n\u1ebfp g\u1ea5p bao b\u00ec x\u00e2m nh\u1eadp v\u00e0o v\u00f9ng y\u00ean t\u0129nh, m\u00e1y qu\u00e9t quang h\u1ecdc kh\u00f4ng th\u1ec3 ph\u00e2n bi\u1ec7t m\u00e3 b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u. \u00c1p d\u1ee5ng quy t\u1eafc <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-practices-for-qr-code-readability\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t \u0111\u1ec3 \u0111\u1ecdc m\u00e3 QR<\/a> \u0111\u1ea3m b\u1ea3o c\u00e1c l\u1ec1 c\u1ee7a b\u1ea1n t\u00e1ch bi\u1ec7t m\u00e3 m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng kh\u1ecfi c\u00e1c b\u1ed1 c\u1ee5c \u0111\u1ed3 h\u1ecda b\u1eadn r\u1ed9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bao b\u00ec cong c\u0169ng l\u00e0 m\u1ed9t r\u00e0o c\u1ea3n v\u1eadt l\u00fd kh\u00e1c \u0111\u1ed1i v\u1edbi vi\u1ec7c qu\u00e9t nhanh. In \u1ea5n tr\u00ean b\u1ec1 m\u1eb7t cong c\u1ee7a lon, chai ho\u1eb7c tu\u00fdp b\u00f3p l\u00e0m n\u00e9n c\u00e1c m\u00f4-\u0111un theo chi\u1ec1u ngang t\u1eeb g\u00f3c nh\u00ecn c\u1ee7a m\u00e1y \u1ea3nh, g\u00e2y nh\u1ea7m l\u1eabn cho c\u00f4ng c\u1ee5 gi\u1ea3i m\u00e3. Lu\u00f4n \u0111\u1eb7t m\u00e3 tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t ph\u1eb3ng b\u1ea5t c\u1ee9 khi n\u00e0o c\u00f3 th\u1ec3, ho\u1eb7c gi\u1ea3m k\u00edch th\u01b0\u1edbc m\u00e3 so v\u1edbi \u0111\u01b0\u1eddng k\u00ednh h\u1ed9p \u0111\u1ef1ng \u0111\u1ec3 m\u00e1y \u1ea3nh thu \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 k\u00fd hi\u1ec7u m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ed9 Ph\u00e2n Gi\u1ea3i In \u1ea4n V\u00e0 L\u1ef1a Ch\u1ecdn V\u1eadt Li\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 r\u00f5 n\u00e9t k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a t\u1ec7p \u0111\u1ed3 h\u1ecda v\u00e0 k\u1ebft c\u1ea5u v\u1eadt l\u00fd c\u1ee7a v\u1eadt li\u1ec7u in c\u1ee7a b\u1ea1n quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 s\u1eafc n\u00e9t m\u00e0 m\u00e1y \u1ea3nh ph\u00e2n gi\u1ea3i t\u1eebng m\u00f4-\u0111un. \u0110\u1ed3 h\u1ecda c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i th\u1ea5p d\u1eabn \u0111\u1ebfn c\u00e1c c\u1ea1nh m\u1ec1m, b\u1ecb pixel h\u00f3a, y\u00eau c\u1ea7u m\u00e1y \u1ea3nh ph\u1ea3i l\u1ea5y n\u00e9t l\u1ea1i nhi\u1ec1u l\u1ea7n tr\u01b0\u1edbc khi x\u1eed l\u00fd d\u1eef li\u1ec7u.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/aspect-ratio-1-1-simple-clean-infographic-on-a-white-background-with-black-text-2966-3fd2d44c9e77-971f39871103.webp\" alt=\"\u0110\u1ed3 h\u1ecda th\u00f4ng tin qu\u00e9t QR\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c hi\u1ec7n theo c\u00e1c h\u01b0\u1edbng d\u1eabn s\u1ea3n xu\u1ea5t sau \u0111\u1ec3 duy tr\u00ec \u0111\u1ecbnh ngh\u0129a m\u00f4-\u0111un s\u1eafc n\u00e9t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Xu\u1ea5t thi\u1ebft k\u1ebf \u1edf \u0111\u1ecbnh d\u1ea1ng vector nh\u01b0 SVG, EPS ho\u1eb7c PDF \u0111\u1ec3 gi\u1eef c\u00e1c \u0111\u01b0\u1eddng n\u00e9t s\u1eafc n\u00e9t \u1edf b\u1ea5t k\u1ef3 k\u00edch th\u01b0\u1edbc n\u00e0o.<\/li>\n<li>Duy tr\u00ec \u00edt nh\u1ea5t 300 DPI cho c\u00e1c t\u1ec7p raster, ho\u1eb7c 600 DPI cho c\u00e1c b\u1ea3n in si\u00eau nh\u1ecf nh\u01b0 danh thi\u1ebfp.<\/li>\n<li>Ch\u1ecdn l\u1edbp ho\u00e0n thi\u1ec7n m\u1edd ho\u1eb7c satin thay v\u00ec b\u1ec1 m\u1eb7t b\u00f3ng \u0111\u1ec3 tr\u00e1nh ph\u1ea3n x\u1ea1 \u00e1nh s\u00e1ng.<\/li>\n<li>\u00c1p d\u1ee5ng m\u1ed9t l\u1edbp n\u1ec1n tr\u1eafng \u0111\u1eb7c b\u00ean d\u01b0\u1edbi m\u00e3 n\u1ebfu in tr\u00ean v\u1eadt li\u1ec7u b\u00e1n trong su\u1ed1t ho\u1eb7c c\u00f3 k\u1ebft c\u1ea5u.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e0ng c\u00e1n b\u00f3ng v\u00e0 m\u00e0ng co ph\u1ea3n quang t\u1ea1o ra c\u00e1c \u0111i\u1ec3m ch\u00f3i tr\u1eafng m\u00e3nh li\u1ec7t d\u01b0\u1edbi \u00e1nh s\u00e1ng tr\u1ef1c ti\u1ebfp, l\u00e0m ch\u00f3i \u1ed1ng k\u00ednh m\u00e1y \u1ea3nh \u0111\u1ed1i v\u1edbi c\u00e1c m\u00f4-\u0111un t\u1ed1i b\u00ean d\u01b0\u1edbi. N\u1ebfu c\u1ea7n l\u1edbp ho\u00e0n thi\u1ec7n b\u00f3ng \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n c\u1ee7a bao b\u00ec, h\u00e3y \u0111\u1eb7t m\u00e3 QR tr\u00ean m\u1ed9t ph\u1ea7n ph\u1eb3ng, kh\u00f4ng ph\u1ea3n quang c\u1ee7a nh\u00e3n. B\u1ea1n c\u00f3 th\u1ec3 xem l\u1ea1i c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 <a href=\"https:\/\/pageloot.com\/vi\/how-to\/test-a-qr-code-before-printing\/\">ki\u1ec3m tra m\u00e3 QR tr\u01b0\u1edbc khi in<\/a> \u0111\u1ec3 ki\u1ec3m tra m\u1eabu v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi ch\u1ea1y in cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">X\u00e1c th\u1ef1c hi\u1ec7u su\u1ea5t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t t\u1ec7p k\u1ef9 thu\u1eadt s\u1ed1 qu\u00e9t trong v\u00e0i gi\u00e2y tr\u00ean m\u00e0n h\u00ecnh \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i khi ti\u1ebfp x\u00fac v\u1edbi \u00e1nh s\u00e1ng c\u1eeda h\u00e0ng th\u1ef1c t\u1ebf, b\u00f3ng t\u1ed1i v\u00e0 ph\u1ea7n c\u1ee9ng di \u0111\u1ed9ng \u0111a d\u1ea1ng. \u0110i\u1ec7n tho\u1ea1i th\u00f4ng minh gi\u00e1 r\u1ebb th\u01b0\u1eddng thi\u1ebfu quang h\u1ecdc cao c\u1ea5p v\u00e0 \u1ed5n \u0111\u1ecbnh quang h\u1ecdc, \u0111\u00f2i h\u1ecfi \u0111\u1ed9 r\u00f5 n\u00e9t h\u00ecnh \u1ea3nh m\u1ea1nh m\u1ebd h\u01a1n \u0111\u1ec3 qu\u00e9t nhanh ch\u00f3ng.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/aspect-ratio-1-1-simple-modern-illustration-on-a-white-background-with-black-te-18-6e443b2eddab-40d37e3d75cd.webp\" alt=\"minh h\u1ecda ki\u1ec3m tra QR\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u1ef1c hi\u1ec7n x\u00e1c th\u1ef1c th\u1ef1c \u0111\u1ecba b\u1eb1ng m\u1ed9t quy tr\u00ecnh \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ki\u1ec3m tra b\u1ea3n in th\u1eed d\u01b0\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi tr\u1ef1c ti\u1ebfp, \u00e1nh s\u00e1ng hu\u1ef3nh quang v\u00e0 m\u00f4i tr\u01b0\u1eddng \u00e1nh s\u00e1ng y\u1ebfu.<\/li>\n<li>Ki\u1ec3m tra kh\u1ea3 n\u0103ng \u0111\u1ecdc t\u1eeb c\u00e1c g\u00f3c m\u00e1y \u1ea3nh kh\u00e1c nhau l\u00ean \u0111\u1ebfn 45 \u0111\u1ed9.<\/li>\n<li>X\u00e1c minh ph\u1ea3n h\u1ed3i qu\u00e9t tr\u00ean nhi\u1ec1u ki\u1ec3u \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i camera.<\/li>\n<li>X\u00e1c nh\u1eadn r\u1eb1ng c\u00e1c URL \u0111\u00edch t\u1ea3i ngay l\u1eadp t\u1ee9c v\u00e0 hi\u1ec3n th\u1ecb li\u1ec1n m\u1ea1ch tr\u00ean m\u1ea1ng di \u0111\u1ed9ng.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea3n in th\u1eed c\u1ee7a b\u1ea1n m\u1ea5t h\u01a1n hai gi\u00e2y \u0111\u1ec3 nh\u1eadn di\u1ec7n, h\u00e3y \u0111\u00e1nh gi\u00e1 c\u00e1c n\u00fat th\u1eaft c\u1ed5 chai b\u1ed1 c\u1ee5c ti\u1ec1m \u1ea9n b\u1eb1ng c\u00e1ch kh\u00e1m ph\u00e1 <a href=\"https:\/\/pageloot.com\/vi\/qr-code-marketing\/why-qr-code-not-working\/\">l\u00fd do m\u00e3 QR c\u1ee7a b\u1ea1n kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng<\/a>. <a href=\"https:\/\/pageloot.com\/vi\/qr-code-scanner\/\">m\u00e1y qu\u00e9t m\u00e3 QR tr\u1ef1c tuy\u1ebfn<\/a> \u0111\u1ec3 x\u00e1c minh r\u1eb1ng c\u00e1c chu\u1ed7i d\u1eef li\u1ec7u t\u1ea3i tr\u1ecdng \u0111\u01b0\u1ee3c gi\u1ea3i m\u00e3 r\u00f5 r\u00e0ng m\u00e0 kh\u00f4ng b\u1ecb thi\u1ebfu k\u00fd t\u1ef1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1i \u01b0u h\u00f3a m\u00e3 c\u1ee7a b\u1ea1n \u0111\u1ec3 qu\u00e9t t\u1ee9c th\u00ec \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n r\u00f5 n\u00e9t, v\u00f9ng y\u00ean t\u0129nh r\u1ed9ng r\u00e3i v\u00e0 m\u1eadt \u0111\u1ed9 d\u1eef li\u1ec7u th\u1ea5p. B\u1eb1ng c\u00e1ch x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u v\u1eadt l\u00fd v\u00e0 quang h\u1ecdc c\u1ee7a c\u1ea3m bi\u1ebfn m\u00e1y \u1ea3nh v\u1edbi s\u1ef1 c\u1ea9n tr\u1ecdng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u01b0\u01a1ng hi\u1ec7u h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n, b\u1ea1n mang \u0111\u1ebfn nh\u1eefng h\u00e0nh tr\u00ecnh t\u1eeb v\u1eadt l\u00fd \u0111\u1ebfn k\u1ef9 thu\u1eadt s\u1ed1 m\u01b0\u1ee3t m\u00e0 cho kh\u00e1n gi\u1ea3 c\u1ee7a m\u00ecnh. T\u1ea1o, tinh ch\u1ec9nh v\u00e0 tri\u1ec3n khai chi\u1ebfn d\u1ecbch hi\u1ec7u su\u1ea5t cao ti\u1ebfp theo c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Tr\u00ecnh t\u1ea1o m\u00e3 QR Pageloot \u0111\u1ec3 d\u1ec5 d\u00e0ng thu h\u00fat m\u1ecdi l\u01b0\u1ee3t qu\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<div class=\"schema-faq\"><div class=\"schema-faq-section\" id=\"faq-question-e5f4603b4bd5\"><strong class=\"schema-faq-question\">C\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 qu\u00e9t m\u00e3 QR l\u00e0 g\u00ec?<\/strong> <p class=\"schema-faq-answer\">Gi\u1ea3m m\u1eadt \u0111\u1ed9 d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch chuy\u1ec3n t\u1eeb m\u00e3 t\u0129nh sang m\u00e3 QR \u0111\u1ed9ng c\u00f3 t\u00e1c \u0111\u1ed9ng l\u1edbn nh\u1ea5t \u0111\u1ebfn t\u1ed1c \u0111\u1ed9. M\u00e3 \u0111\u1ed9ng l\u01b0u tr\u1eef m\u1ed9t URL ng\u1eafn, t\u1ea1o ra m\u1ed9t l\u01b0\u1edbi \u0111\u01a1n gi\u1ea3n v\u1edbi c\u00e1c m\u00f4-\u0111un l\u1edbn h\u01a1n m\u00e0 camera \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u00f3 th\u1ec3 nh\u1eadn d\u1ea1ng v\u00e0 gi\u1ea3i m\u00e3 ngay l\u1eadp t\u1ee9c.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-6430c651c50d\"><strong class=\"schema-faq-question\">M\u00e1y qu\u00e9t camera c\u00f3 th\u1ec3 \u0111\u1ecdc m\u00e3 QR \u0111\u01b0\u1ee3c in b\u1eb1ng m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u t\u00f9y ch\u1ec9nh kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">C\u00f3, mi\u1ec5n l\u00e0 c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u1ea1nh gi\u1eefa c\u00e1c m\u00f4-\u0111un v\u00e0 n\u1ec1n. Duy tr\u00ec t\u1ef7 l\u1ec7 t\u01b0\u01a1ng ph\u1ea3n \u00edt nh\u1ea5t 4.5:1 v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 ti\u1ec1n c\u1ea3nh t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng, v\u00e0 tr\u00e1nh c\u00e1c m\u00e0u pastel nh\u1ea1t, \u0111\u1ed9 d\u1ed1c ho\u1eb7c c\u00e1c s\u01a1 \u0111\u1ed3 \u0111\u1ea3o ng\u01b0\u1ee3c.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-4d4b6575b9d6\"><strong class=\"schema-faq-question\">V\u00f9ng y\u00ean t\u0129nh xung quanh m\u00e3 QR \u0111\u00e3 in c\u1ea7n r\u1ed9ng bao nhi\u00eau?<\/strong> <p class=\"schema-faq-answer\">V\u00f9ng y\u00ean t\u0129nh ph\u1ea3i r\u1ed9ng \u00edt nh\u1ea5t b\u1ed1n m\u00f4-\u0111un \u1edf c\u1ea3 b\u1ed1n ph\u00eda c\u1ee7a k\u00fd hi\u1ec7u m\u00e3. Vi\u1ec7c gi\u1eef cho vi\u1ec1n n\u00e0y ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 v\u0103n b\u1ea3n, \u0111\u1ed3 h\u1ecda v\u00e0 \u0111\u01b0\u1eddng vi\u1ec1n gi\u00fap c\u00e1c c\u1ea3m bi\u1ebfn quang h\u1ecdc x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1eabu ph\u00e1t hi\u1ec7n v\u1ecb tr\u00ed m\u00e0 kh\u00f4ng b\u1ecb ch\u1eadm tr\u1ec5 khi \u0111\u1ecdc.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u c\u00e1ch l\u00e0m cho m\u00e3 QR qu\u00e9t nhanh h\u01a1n tr\u00ean b\u1ea5t k\u1ef3 camera \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh n\u00e0o. Kh\u00e1m ph\u00e1 c\u00e1c t\u1ed1i \u01b0u h\u00f3a \u0111\u01a1n gi\u1ea3n v\u1ec1 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc, k\u00edch th\u01b0\u1edbc, URL \u0111\u1ed9ng v\u00e0 v\u00f9ng y\u00ean t\u0129nh.<\/p>","protected":false},"author":17,"featured_media":56344,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[2635],"tags":[],"class_list":["post-40719","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Make QR Codes Scan Faster<\/title>\n<meta name=\"description\" content=\"Learn how to make QR codes scan faster using high-contrast designs, the 10:1 sizing rule, the quiet zone, and dynamic codes. Ensure reliability with these tips.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Make QR Codes Scan Faster\" \/>\n<meta property=\"og:description\" content=\"Learn how to make QR codes scan faster using high-contrast designs, the 10:1 sizing rule, the quiet zone, and dynamic codes. Ensure reliability with these tips.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/\" \/>\n<meta property=\"og:site_name\" content=\"Pageloot\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/pageloot\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-01T11:24:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-29T06:18:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/03\/aspect-ratio-1-1-photorealistic-lifestyle-scene-of-a-person-in-a-modern-cafe-ea-9030-88e7686413f7.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Siim T\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:site\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Siim T\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"How to Make QR Codes Scan Faster\",\"datePublished\":\"2025-07-01T11:24:54+00:00\",\"dateModified\":\"2026-09-29T06:18:20+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/\"},\"wordCount\":1362,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"vi\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/\",\"name\":\"How to Make QR Codes Scan Faster\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp\",\"datePublished\":\"2025-07-01T11:24:54+00:00\",\"dateModified\":\"2026-09-29T06:18:20+00:00\",\"description\":\"Learn how to make QR codes scan faster using high-contrast designs, the 10:1 sizing rule, the quiet zone, and dynamic codes. Ensure reliability with these tips.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-e5f4603b4bd5\"},{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-6430c651c50d\"},{\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-4d4b6575b9d6\"}],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#primaryimage\",\"url\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp\",\"contentUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp\",\"width\":1024,\"height\":1024,\"caption\":\"Customer scanning retail QR code\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/pageloot.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Blog\",\"item\":\"https:\\\/\\\/pageloot.com\\\/c\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"How to Make QR Codes Scan Faster\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#website\",\"url\":\"https:\\\/\\\/pageloot.com\\\/\",\"name\":\"Pageloot\",\"description\":\"Create Free QR Codes Online\",\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/pageloot.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#organization\",\"name\":\"Pageloot\",\"url\":\"https:\\\/\\\/pageloot.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2020\\\/03\\\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg\",\"contentUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2020\\\/03\\\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg\",\"width\":1,\"height\":1,\"caption\":\"Pageloot\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/pageloot\\\/\",\"https:\\\/\\\/x.com\\\/getpageloot\",\"https:\\\/\\\/www.instagram.com\\\/getpageloot\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/pageloot\\\/\",\"http:\\\/\\\/pinterest.com\\\/pageloot\",\"https:\\\/\\\/www.youtube.com\\\/pageloot\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\",\"name\":\"Siim T\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774\",\"url\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774\",\"contentUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774\",\"caption\":\"Siim T\"},\"description\":\"Siim Tiigim\u00e4gi is a part of the innovative QR code generator services at Pageloot. With a profound expertise spanning over 5 years solely on QR codes, Siim has become a subject matter expert in the field. He makes significant strides in leveraging QR technology to simplify and augment digital interactions. His journey didn\u2019t just start here. Siim has an extensive digital background with over 10 years of robust experience in the Software as a Service (SaaS) sector, a testament to his deep-seated knowledge in digital solutions.\",\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/in\\\/siim-tiigimagi\\\/\"]},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-e5f4603b4bd5\",\"position\":1,\"url\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-e5f4603b4bd5\",\"name\":\"What is the single most effective way to improve QR code scan speed?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Reducing data density by switching from a static code to a dynamic QR code has the greatest impact on speed. Dynamic codes store a short URL, creating a simple grid with larger modules that smartphone cameras can recognize and decode instantly.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-6430c651c50d\",\"position\":2,\"url\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-6430c651c50d\",\"name\":\"Can camera scanners read QR codes printed with custom brand colors?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, provided there is strong contrast between the modules and the background. Maintain at least a 4.5:1 contrast ratio with dark foreground elements on a light background, and avoid light pastels, gradients, or inverted schemes.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-4d4b6575b9d6\",\"position\":3,\"url\":\"https:\\\/\\\/pageloot.com\\\/blog\\\/5-tips-for-faster-qr-code-scanning\\\/#faq-question-4d4b6575b9d6\",\"name\":\"How wide does the quiet zone need to be around a printed QR code?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The quiet zone must be at least four modules wide on all four sides of the code symbol. Keeping this border completely clear of text, graphics, and borders allows optical sensors to identify the position detection patterns without reading delays.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"C\u00e1ch l\u00e0m m\u00e3 QR qu\u00e9t nhanh h\u01a1n","description":"T\u00ecm hi\u1ec3u c\u00e1ch l\u00e0m cho m\u00e3 QR qu\u00e9t nhanh h\u01a1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, quy t\u1eafc k\u00edch th\u01b0\u1edbc 10:1, v\u00f9ng y\u00ean t\u0129nh v\u00e0 m\u00e3 \u0111\u1ed9ng. \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady v\u1edbi nh\u1eefng m\u1eb9o n\u00e0y.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/","og_locale":"vi_VN","og_type":"article","og_title":"How to Make QR Codes Scan Faster","og_description":"Learn how to make QR codes scan faster using high-contrast designs, the 10:1 sizing rule, the quiet zone, and dynamic codes. Ensure reliability with these tips.","og_url":"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/","og_site_name":"Pageloot","article_publisher":"https:\/\/www.facebook.com\/pageloot\/","article_published_time":"2025-07-01T11:24:54+00:00","article_modified_time":"2026-09-29T06:18:20+00:00","og_image":[{"width":1024,"height":1024,"url":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/03\/aspect-ratio-1-1-photorealistic-lifestyle-scene-of-a-person-in-a-modern-cafe-ea-9030-88e7686413f7.webp","type":"image\/webp"}],"author":"Siim T","twitter_card":"summary_large_image","twitter_creator":"@getpageloot","twitter_site":"@getpageloot","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Siim T","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"7 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#article","isPartOf":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/"},"author":{"name":"Siim T","@id":"https:\/\/pageloot.com\/#\/schema\/person\/fa28992c2e52546f0812833bac852dfe"},"headline":"How to Make QR Codes Scan Faster","datePublished":"2025-07-01T11:24:54+00:00","dateModified":"2026-09-29T06:18:20+00:00","mainEntityOfPage":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/"},"wordCount":1362,"publisher":{"@id":"https:\/\/pageloot.com\/#organization"},"image":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#primaryimage"},"thumbnailUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp","articleSection":["Blog"],"inLanguage":"vi"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/","url":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/","name":"C\u00e1ch l\u00e0m m\u00e3 QR qu\u00e9t nhanh h\u01a1n","isPartOf":{"@id":"https:\/\/pageloot.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#primaryimage"},"image":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#primaryimage"},"thumbnailUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp","datePublished":"2025-07-01T11:24:54+00:00","dateModified":"2026-09-29T06:18:20+00:00","description":"T\u00ecm hi\u1ec3u c\u00e1ch l\u00e0m cho m\u00e3 QR qu\u00e9t nhanh h\u01a1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, quy t\u1eafc k\u00edch th\u01b0\u1edbc 10:1, v\u00f9ng y\u00ean t\u0129nh v\u00e0 m\u00e3 \u0111\u1ed9ng. \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady v\u1edbi nh\u1eefng m\u1eb9o n\u00e0y.","breadcrumb":{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-e5f4603b4bd5"},{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-6430c651c50d"},{"@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-4d4b6575b9d6"}],"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#primaryimage","url":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp","contentUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/09\/smartphone-scanning-poster-c3b6e1-aa2855622add.webp","width":1024,"height":1024,"caption":"Customer scanning retail QR code"},{"@type":"BreadcrumbList","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/pageloot.com\/"},{"@type":"ListItem","position":2,"name":"Blog","item":"https:\/\/pageloot.com\/c\/blog\/"},{"@type":"ListItem","position":3,"name":"How to Make QR Codes Scan Faster"}]},{"@type":"WebSite","@id":"https:\/\/pageloot.com\/#website","url":"https:\/\/pageloot.com\/","name":"Pageloot","description":"T\u1ea1o m\u00e3 QR mi\u1ec5n ph\u00ed tr\u1ef1c tuy\u1ebfn","publisher":{"@id":"https:\/\/pageloot.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/pageloot.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/pageloot.com\/#organization","name":"Pageloot","url":"https:\/\/pageloot.com\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/#\/schema\/logo\/image\/","url":"https:\/\/pageloot.com\/wp-content\/uploads\/2020\/03\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg","contentUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2020\/03\/Pageloot-QR-Code-Generator-Scanner-Tools-Online.svg","width":1,"height":1,"caption":"Pageloot"},"image":{"@id":"https:\/\/pageloot.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/pageloot\/","https:\/\/x.com\/getpageloot","https:\/\/www.instagram.com\/getpageloot\/","https:\/\/www.linkedin.com\/company\/pageloot\/","http:\/\/pinterest.com\/pageloot","https:\/\/www.youtube.com\/pageloot"]},{"@type":"Person","@id":"https:\/\/pageloot.com\/#\/schema\/person\/fa28992c2e52546f0812833bac852dfe","name":"Siim T","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774","url":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774","contentUrl":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1794340774","caption":"Siim T"},"description":"Siim Tiigim\u00e4gi l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a d\u1ecbch v\u1ee5 t\u1ea1o m\u00e3 QR s\u00e1ng t\u1ea1o t\u1ea1i Pageloot. V\u1edbi chuy\u00ean m\u00f4n s\u00e2u s\u1eafc k\u00e9o d\u00e0i h\u01a1n 5 n\u0103m ch\u1ec9 v\u1ec1 m\u00e3 QR, Siim \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t chuy\u00ean gia v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y trong l\u0129nh v\u1ef1c n\u00e0y. Anh \u1ea5y \u0111\u00e3 c\u00f3 nh\u1eefng b\u01b0\u1edbc ti\u1ebfn \u0111\u00e1ng k\u1ec3 trong vi\u1ec7c t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 QR \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a v\u00e0 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u01b0\u01a1ng t\u00e1c k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9c h\u00e0nh tr\u00ecnh c\u1ee7a anh kh\u00f4ng ch\u1ec9 b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2y. Siim c\u00f3 n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt s\u1ed1 s\u00e2u r\u1ed9ng v\u1edbi h\u01a1n 10 n\u0103m kinh nghi\u1ec7m v\u1eefng ch\u1eafc trong l\u0129nh v\u1ef1c Ph\u1ea7n m\u1ec1m d\u01b0\u1edbi d\u1ea1ng d\u1ecbch v\u1ee5 (SaaS), m\u1ed9t minh ch\u1ee9ng cho ki\u1ebfn th\u1ee9c s\u00e2u r\u1ed9ng c\u1ee7a \u00f4ng v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt s\u1ed1.","sameAs":["https:\/\/www.linkedin.com\/in\/siim-tiigimagi\/"]},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-e5f4603b4bd5","position":1,"url":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-e5f4603b4bd5","name":"C\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 qu\u00e9t m\u00e3 QR l\u00e0 g\u00ec?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Reducing data density by switching from a static code to a dynamic QR code has the greatest impact on speed. Dynamic codes store a short URL, creating a simple grid with larger modules that smartphone cameras can recognize and decode instantly.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-6430c651c50d","position":2,"url":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-6430c651c50d","name":"M\u00e1y qu\u00e9t camera c\u00f3 th\u1ec3 \u0111\u1ecdc m\u00e3 QR \u0111\u01b0\u1ee3c in b\u1eb1ng m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u t\u00f9y ch\u1ec9nh kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes, provided there is strong contrast between the modules and the background. Maintain at least a 4.5:1 contrast ratio with dark foreground elements on a light background, and avoid light pastels, gradients, or inverted schemes.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-4d4b6575b9d6","position":3,"url":"https:\/\/pageloot.com\/blog\/5-tips-for-faster-qr-code-scanning\/#faq-question-4d4b6575b9d6","name":"V\u00f9ng y\u00ean t\u0129nh xung quanh m\u00e3 QR \u0111\u00e3 in c\u1ea7n r\u1ed9ng bao nhi\u00eau?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The quiet zone must be at least four modules wide on all four sides of the code symbol. Keeping this border completely clear of text, graphics, and borders allows optical sensors to identify the position detection patterns without reading delays.","inLanguage":"vi"},"inLanguage":"vi"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/40719","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/comments?post=40719"}],"version-history":[{"count":8,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/40719\/revisions"}],"predecessor-version":[{"id":56701,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/40719\/revisions\/56701"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media\/56344"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media?parent=40719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/categories?post=40719"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/tags?post=40719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}