{"id":2134,"date":"2019-04-30T18:54:20","date_gmt":"2019-04-30T18:54:20","guid":{"rendered":"https:\/\/pageloot.com\/?p=2134"},"modified":"2026-04-29T10:15:21","modified_gmt":"2026-04-29T10:15:21","slug":"scan-qr-codes","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes\/","title":{"rendered":"C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a b\u1ea1n"},"content":{"rendered":"<p class=\"wp-block-paragraph\">B\u1ea1n \u0111\u00e3 bao gi\u1edd g\u1eb7p kh\u00f3 kh\u0103n khi \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c m\u00e3 QR t\u1ea1i b\u00e0n \u0103n nh\u00e0 h\u00e0ng ho\u1eb7c qu\u1ea7y thanh to\u00e1n ch\u01b0a? Vi\u1ec7c qu\u00e9t m\u00e3 ch\u1ec9 n\u00ean m\u1ea5t v\u00e0i gi\u00e2y, nh\u01b0ng c\u00e0i \u0111\u1eb7t ho\u1eb7c m\u00f4i tr\u01b0\u1eddng kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 bi\u1ebfn n\u00f3 th\u00e0nh m\u1ed9t tr\u1ea3i nghi\u1ec7m b\u1ef1c b\u1ed9i. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n c\u00e1c t\u00ednh n\u0103ng qu\u00e9t t\u00edch h\u1ee3p tr\u00ean c\u1ea3 iPhone v\u00e0 Android, c\u00f9ng v\u1edbi c\u00e1ch kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 ph\u1ed5 bi\u1ebfn nh\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch qu\u00e9t m\u00e3 QR b\u1eb1ng iPhone<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea5t k\u1ef3 iPhone n\u00e0o ch\u1ea1y iOS 11 tr\u1edf l\u00ean \u0111\u1ec1u c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR b\u1eb1ng \u1ee9ng d\u1ee5ng Camera g\u1ed1c \u2013 kh\u00f4ng c\u1ea7n ph\u1ea7n m\u1ec1m b\u1ed5 sung. \u0110\u1ec3 qu\u00e9t, h\u00e3y m\u1edf \u1ee9ng d\u1ee5ng Camera \u1edf ch\u1ebf \u0111\u1ed9 <strong>Ch\u1ebf \u0111\u1ed9 \u1ea3nh<\/strong>, h\u01b0\u1edbng camera \u1ed5n \u0111\u1ecbnh v\u00e0o m\u00e3 v\u00e0 \u0111\u1ea3m b\u1ea3o c\u1ea3 b\u1ed1n g\u00f3c \u0111\u1ec1u hi\u1ec3n th\u1ecb trong khung h\u00ecnh. M\u1ed9t bi\u1ec3u ng\u1eef th\u00f4ng b\u00e1o s\u1ebd xu\u1ea5t hi\u1ec7n \u1edf \u0111\u1ea7u m\u00e0n h\u00ecnh; ch\u1ea1m v\u00e0o \u0111\u00f3 s\u1ebd \u0111\u01b0a b\u1ea1n \u0111\u1ebfn trang web, \u1ee9ng d\u1ee5ng, phi\u1ebfu gi\u1ea3m gi\u00e1, v\u00e9 ho\u1eb7c t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang \u1edf trong m\u00f4i tr\u01b0\u1eddng thi\u1ebfu s\u00e1ng, t\u00f9y ch\u1ecdn <strong>M\u00e1y qu\u00e9t m\u00e3<\/strong> trong Trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 camera ti\u00eau chu\u1ea9n, n\u00f3 bao g\u1ed3m \u0111\u00e8n pin t\u00edch h\u1ee3p \u0111\u1ec3 chi\u1ebfu s\u00e1ng m\u00e3 \u0111\u1ec3 c\u1ea3m bi\u1ebfn c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t m\u1eabu t\u1ed1i v\u1edbi n\u1ec1n. \u0110\u1ec3 th\u00eam n\u00f3, h\u00e3y m\u1edf C\u00e0i \u0111\u1eb7t, \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn Trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n v\u00e0 th\u00eam M\u00e1y qu\u00e9t m\u00e3 v\u00e0o c\u00e1c ph\u00edm t\u1eaft c\u1ee7a b\u1ea1n. \u0110\u1ec3 xem h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 t\u1eebng ph\u01b0\u01a1ng ph\u00e1p, h\u00e3y xem <a href=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes-iphone-ios\/\">h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc \u0111\u1ec3 qu\u00e9t m\u00e3 QR tr\u00ean iPhone v\u00e0 iOS<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean Android<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec7n tho\u1ea1i th\u00f4ng minh Android hi\u1ec7n \u0111\u1ea1i cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn qu\u00e9t t\u00edch h\u1ee3p ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i xu\u1ed1ng \u1ee9ng d\u1ee5ng c\u1ee7a b\u00ean th\u1ee9 ba. C\u00e1ch nhanh nh\u1ea5t l\u00e0 vu\u1ed1t xu\u1ed1ng t\u1eeb \u0111\u1ea7u m\u00e0n h\u00ecnh \u0111\u1ec3 m\u1edf C\u00e0i \u0111\u1eb7t nhanh, ch\u1ea1m v\u00e0o <strong>bi\u1ec3u t\u01b0\u1ee3ng m\u00e1y qu\u00e9t QR<\/strong>, v\u00e0 h\u01b0\u1edbng camera v\u00e0o m\u00e3. H\u00e0nh \u0111\u1ed9ng n\u00e0y s\u1ebd t\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t ngay khi m\u00e3 n\u1eb1m trong khung h\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Google Lens<\/strong> l\u00e0 m\u1ed9t t\u00f9y ch\u1ecdn \u0111\u00e1ng tin c\u1eady kh\u00e1c \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong h\u1ea7u h\u1ebft c\u00e1c camera Android. M\u1edf \u1ee9ng d\u1ee5ng camera v\u00e0 ch\u1ea1m v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng Lens, ho\u1eb7c nh\u1ea5n gi\u1eef n\u00fat home tr\u00ean c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3. Ngo\u00e0i m\u00e3 QR, Lens c\u00f3 th\u1ec3 nh\u1eadn d\u1ea1ng \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 d\u1ecbch v\u0103n b\u1ea3n theo th\u1eddi gian th\u1ef1c. M\u1ed9t v\u00e0i ph\u00edm t\u1eaft d\u00e0nh ri\u00eang cho nh\u00e0 s\u1ea3n xu\u1ea5t c\u0169ng \u0111\u00e1ng \u0111\u1ec3 bi\u1ebft:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Google Pixel<\/strong> Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 b\u1eadt g\u1ee3i \u00fd Lens trong tab \u201cTh\u00eam\u201d trong c\u00e0i \u0111\u1eb7t Google Camera.<\/li>\n<li><strong>Samsung<\/strong> ng\u01b0\u1eddi d\u00f9ng s\u1ebd t\u00ecm th\u1ea5y t\u00ednh n\u0103ng qu\u00e9t m\u00e3 QR \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp v\u00e0o ch\u1ebf \u0111\u1ed9 camera m\u1eb7c \u0111\u1ecbnh ho\u1eb7c c\u00f3 th\u1ec3 truy c\u1eadp th\u00f4ng qua n\u00fat chuy\u1ec3n \u0111\u1ed5i C\u00e0i \u0111\u1eb7t nhanh.<\/li>\n<li><strong>Sony<\/strong> ch\u1ee7 s\u1edf h\u1eefu thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 nh\u1ea5n n\u00fat \u201ci\u201d trong \u1ee9ng d\u1ee5ng camera t\u00edch h\u1ee3p \u0111\u1ec3 l\u1ea5y n\u00e9t v\u00e0o m\u00e3 QR.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">L\u01b0u \u00fd r\u1eb1ng t\u00ednh n\u0103ng qu\u00e9t m\u00e3 QR kh\u00f4ng kh\u1ea3 d\u1ee5ng \u1edf ch\u1ebf \u0111\u1ed9 ch\u00e2n dung ho\u1eb7c ch\u1ebf \u0111\u1ed9 video tr\u00ean Camera c\u1ee7a Google \u2013 h\u00e3y chuy\u1ec3n sang ch\u1ebf \u0111\u1ed9 \u1ea3nh ti\u00eau chu\u1ea9n n\u1ebfu m\u00e1y qu\u00e9t kh\u00f4ng ph\u1ea3n h\u1ed3i. \u0110\u1ec3 bi\u1ebft chi ti\u1ebft ph\u00e2n t\u00edch theo lo\u1ea1i thi\u1ebft b\u1ecb Android, h\u00e3y truy c\u1eadp <a href=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-code-android\/\">h\u01b0\u1edbng d\u1eabn qu\u00e9t m\u00e3 QR tr\u00ean Android<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 qu\u00e9t m\u00e3 QR th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/fix-qr-scan-3f340e-7e9bdeca79a9.webp\" alt=\"Infographic v\u1ec1 c\u00e1c c\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i qu\u00e9t QR\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu m\u00e3 kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c, c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng v\u00e0 thi\u1ebft k\u1ebf th\u01b0\u1eddng l\u00e0 nguy\u00ean nh\u00e2n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00c1nh s\u00e1ng v\u00e0 v\u1ecb tr\u00ed<\/strong> l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p nh\u1ea5t. B\u00f3ng \u0111\u1ed5 g\u1eaft ho\u1eb7c \u00e1nh s\u00e1ng ch\u00f3i t\u1eeb b\u1ec1 m\u1eb7t ph\u1ea3n chi\u1ebfu c\u00f3 th\u1ec3 l\u00e0m nhi\u1ec5u c\u1ea3m bi\u1ebfn camera. Gi\u1eef \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n c\u00e1ch m\u00e3 kho\u1ea3ng m\u1ed9t foot \u2013 \u0111i\u1ec1u n\u00e0y gi\u00fap t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u00e9t c\u00f3 \u0111\u1ee7 kh\u00f4ng gian \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1eabu d\u1eef li\u1ec7u d\u00e0y \u0111\u1eb7c. Gi\u1eef \u0111i\u1ec7n tho\u1ea1i \u1ed5n \u0111\u1ecbnh v\u00e0 ngang b\u1eb1ng, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o \u1ed1ng k\u00ednh camera s\u1ea1ch s\u1ebd tr\u01b0\u1edbc khi b\u1ea1n th\u1eed l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Thi\u1ebft k\u1ebf m\u00e3 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng in<\/strong> c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng \u0111\u1ecdc. M\u1ecdi m\u00e3 QR \u0111\u1ec1u y\u00eau c\u1ea7u m\u1ed9t <strong>v\u00f9ng y\u00ean t\u0129nh<\/strong> r\u00f5 r\u00e0ng \u2013 \u0111\u01b0\u1eddng vi\u1ec1n tr\u1eafng bao quanh m\u1eabu \u2013 \u0111\u1ec3 t\u00e1ch bi\u1ec7t n\u00f3 m\u1ed9t c\u00e1ch tr\u1ef1c quan kh\u1ecfi c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf l\u00e2n c\u1eadn. N\u1ebfu \u0111\u01b0\u1eddng vi\u1ec1n b\u1ecb c\u1eaft, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n qu\u00e1 th\u1ea5p ho\u1eb7c m\u00e3 \u0111\u01b0\u1ee3c in nh\u1ecf h\u01a1n kho\u1ea3ng 0,8 \u00d7 0,8 inch, nhi\u1ec1u c\u1ea3m bi\u1ebfn camera s\u1ebd kh\u00f4ng nh\u1eadn ra n\u00f3. \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 v\u1ecb tr\u00ed, <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-practices-for-qr-code-readability\/\">h\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u1ecdc m\u00e3 QR<\/a> bao g\u1ed3m c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u1eb1ng sau m\u1ed7i y\u00eau c\u1ea7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi ch\u1ee7 doanh nghi\u1ec7p, vi\u1ec7c th\u00eam khung k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng m\u00f4 t\u1ea3 xung quanh m\u00e3 \u2013 ch\u1eb3ng h\u1ea1n nh\u01b0 \u201cQu\u00e9t \u0111\u1ec3 xem th\u1ef1c \u0111\u01a1n\u201d \u2013 gi\u00fap ng\u01b0\u1eddi d\u00f9ng hi\u1ec3u m\u1ee5c \u0111\u00edch c\u1ee7a vi\u1ec7c qu\u00e9t v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 qu\u00e9t trung b\u00ecnh l\u00ean t\u1edbi 238%.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n v\u1eabn kh\u00f4ng th\u1ec3 \u0111\u1ecdc m\u00e3 sau khi \u0111i\u1ec1u ch\u1ec9nh \u00e1nh s\u00e1ng v\u00e0 kho\u1ea3ng c\u00e1ch, h\u00e3y th\u1eed s\u1eed d\u1ee5ng m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/qr-code-scanner\/\">\u1ee9ng d\u1ee5ng qu\u00e9t m\u00e3 QR chuy\u00ean d\u1ee5ng<\/a> cho ph\u00e9p b\u1ea1n t\u1ea3i l\u00ean \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh ho\u1eb7c t\u1ec7p h\u00ecnh \u1ea3nh tr\u1ef1c ti\u1ebfp t\u1eeb th\u01b0 vi\u1ec7n c\u1ee7a m\u00ecnh. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c m\u00e3 QR qua email ho\u1eb7c trong tin nh\u1eafn tr\u00f2 chuy\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u01b0\u1ee3t Xa Kh\u1ea3 N\u0103ng Qu\u00e9t C\u01a1 B\u1ea3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00e1y qu\u00e9t camera t\u00edch h\u1ee3p ti\u1ec7n l\u1ee3i nh\u01b0ng c\u00f3 gi\u1edbi h\u1ea1n. Ch\u00fang kh\u00f4ng l\u01b0u l\u1ecbch s\u1eed qu\u00e9t v\u00e0 ch\u00fang m\u1edf li\u00ean k\u1ebft ngay l\u1eadp t\u1ee9c m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 ki\u1ec3m tra an to\u00e0n n\u00e0o. M\u1ed9t \u1ee9ng d\u1ee5ng qu\u00e9t chuy\u00ean d\u1ee5ng cung c\u1ea5p cho b\u1ea1n nhi\u1ec1u quy\u1ec1n ki\u1ec3m so\u00e1t h\u01a1n \u2013 ghi l\u1ea1i c\u00e1c l\u1ea7n qu\u00e9t tr\u01b0\u1edbc \u0111\u00f3, g\u1eafn c\u1edd c\u00e1c URL \u0111\u00e1ng ng\u1edd v\u00e0 cho ph\u00e9p b\u1ea1n gi\u1ea3i m\u00e3 m\u00e3 t\u1eeb c\u00e1c h\u00ecnh \u1ea3nh \u0111\u00e3 l\u01b0u. <a href=\"https:\/\/pageloot.com\/vi\/blog\/best-qr-code-scanning-apps-comparison\/\">so s\u00e1nh c\u00e1c \u1ee9ng d\u1ee5ng qu\u00e9t m\u00e3 QR t\u1ed1t nh\u1ea5t<\/a> tr\u00ecnh b\u00e0y nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh \u0111\u1ec3 gi\u00fap b\u1ea1n ch\u1ecdn c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p in m\u00e3 QR tr\u00ean v\u1eadt li\u1ec7u v\u1eadt l\u00fd, <strong>m\u00e3 QR \u0111\u1ed9ng<\/strong> gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 l\u1edbn nh\u1ea5t v\u1ec1 l\u00e2u d\u00e0i: m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn thay \u0111\u1ed5i. Kh\u00f4ng gi\u1ed1ng nh\u01b0 m\u00e3 t\u0129nh, m\u00e3 \u0111\u1ed9ng cho ph\u00e9p b\u1ea1n c\u1eadp nh\u1eadt URL \u0111\u01b0\u1ee3c li\u00ean k\u1ebft b\u1ea5t k\u1ef3 l\u00fac n\u00e0o t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u2013 m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. N\u1ebfu URL chi\u1ebfn d\u1ecbch thay \u0111\u1ed5i ho\u1eb7c m\u1ed9t trang di chuy\u1ec3n, b\u1ea1n c\u1eadp nh\u1eadt \u0111i\u1ec3m \u0111\u1ebfn thay v\u00ec thay th\u1ebf m\u1ecdi \u00e1p ph\u00edch, bao b\u00ec ho\u1eb7c th\u1ebb th\u1ef1c \u0111\u01a1n. M\u00e3 \u0111\u1ed9ng c\u0169ng ghi l\u1ea1i d\u1eef li\u1ec7u qu\u00e9t theo th\u1eddi gian th\u1ef1c, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y nh\u1eefng v\u1ecb tr\u00ed v\u00e0 v\u1eadt li\u1ec7u n\u00e0o \u0111ang th\u00fac \u0111\u1ea9y s\u1ef1 t\u01b0\u01a1ng t\u00e1c nhi\u1ec1u nh\u1ea5t.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Theo D\u00f5i M\u1ecdi L\u1ea7n Qu\u00e9t T\u1eeb M\u1ed9t B\u1ea3ng \u0110i\u1ec1u Khi\u1ec3n<\/strong> B\u1ea1n mu\u1ed1n bi\u1ebft ch\u00ednh x\u00e1c kh\u00e1ch h\u00e0ng \u0111ang qu\u00e9t t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n \u1edf \u0111\u00e2u v\u00e0 khi n\u00e0o? <a href=\"https:\/\/pageloot.com\/vi\/dynamic-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR \u0111\u1ed9ng c\u1ee7a ch\u00fang t\u00f4i<\/a> cho ph\u00e9p b\u1ea1n c\u1eadp nh\u1eadt \u0111i\u1ec3m \u0111\u1ebfn m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i v\u00e0 theo d\u00f5i hi\u1ec7u su\u1ea5t theo th\u1eddi gian th\u1ef1c.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e9t m\u00e3 QR ch\u1ec9 m\u1ea5t v\u00e0i gi\u00e2y khi c\u00e0i \u0111\u1eb7t thi\u1ebft b\u1ecb v\u00e0 b\u1ea3n th\u00e2n m\u00e3 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch. S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 camera t\u00edch h\u1ee3p cho c\u00e1c l\u1ea7n qu\u00e9t h\u00e0ng ng\u00e0y, \u01b0u ti\u00ean x\u1eed l\u00fd \u00e1nh s\u00e1ng v\u00e0 khung h\u00ecnh tr\u01b0\u1edbc khi c\u00f3 s\u1ef1 c\u1ed1, v\u00e0 c\u00e2n nh\u1eafc m\u00e3 \u0111\u1ed9ng khi b\u1ea1n c\u1ea7n \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i v\u00e0 k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-158f551644c1\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 c\u1ea7n t\u1ea3i \u1ee9ng d\u1ee5ng \u0111\u1ec3 qu\u00e9t m\u00e3 QR kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">Kh\u00f4ng. H\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec7n tho\u1ea1i iPhone v\u00e0 Android hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng camera t\u00edch h\u1ee3p ho\u1eb7c menu C\u00e0i \u0111\u1eb7t nhanh m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 ph\u1ea7n m\u1ec1m b\u1ed5 sung n\u00e0o.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-235d8696ce66\"><strong class=\"schema-faq-question\">T\u1ea1i sao \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c m\u00e3 QR?<\/strong> <p class=\"schema-faq-answer\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 \u00e1nh s\u00e1ng k\u00e9m, \u1ed1ng k\u00ednh m\u00e1y \u1ea3nh b\u1ea9n ho\u1eb7c gi\u1eef \u0111i\u1ec7n tho\u1ea1i qu\u00e1 g\u1ea7n m\u00e3. H\u00e3y th\u1eed l\u00f9i l\u1ea1i kho\u1ea3ng m\u1ed9t foot, l\u00e0m s\u1ea1ch \u1ed1ng k\u00ednh v\u00e0 \u0111\u1ea3m b\u1ea3o m\u00e3 \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng \u0111\u1ec1u m\u00e0 kh\u00f4ng c\u00f3 b\u00f3ng ho\u1eb7c ch\u00f3i.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-56cf94b3d034\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR t\u1eeb \u1ea3nh ho\u1eb7c \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh tr\u00ean \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">C\u00f3. M\u1ed9t tr\u00ecnh qu\u00e9t m\u00e3 QR n\u1ec1n web cho ph\u00e9p b\u1ea1n t\u1ea3i l\u00ean m\u1ed9t t\u1ec7p h\u00ecnh \u1ea3nh \u0111\u1ec3 gi\u1ea3i m\u00e3 th\u00f4ng tin m\u00e0 kh\u00f4ng c\u1ea7n h\u01b0\u1edbng m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n v\u00e0o m\u1ed9t m\u00e3 v\u1eadt l\u00fd \u2013 h\u1eefu \u00edch khi b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c m\u00e3 QR qua email ho\u1eb7c trong m\u1ed9t \u1ee9ng d\u1ee5ng nh\u1eafn tin.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u c\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean iPhone v\u00e0 Android b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng camera t\u00edch h\u1ee3p s\u1eb5n. Kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c ph\u00edm t\u1eaft t\u1ed1t nh\u1ea5t cho \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n.<\/p>","protected":false},"author":17,"featured_media":53859,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-2134","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Scan QR Codes on Your Smartphone<\/title>\n<meta name=\"description\" content=\"Learn how to scan QR codes on iPhone and Android using built-in camera features. Troubleshoot common problems and discover the best shortcuts for your phone.\" \/>\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\/how-to\/scan-qr-codes\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Scan QR Codes on Your Smartphone\" \/>\n<meta property=\"og:description\" content=\"Learn how to scan QR codes on iPhone and Android using built-in camera features. Troubleshoot common problems and discover the best shortcuts for your phone.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes\/\" \/>\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=\"2019-04-30T18:54:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-29T10:15:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.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=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"How to Scan QR Codes on Your Smartphone\",\"datePublished\":\"2019-04-30T18:54:20+00:00\",\"dateModified\":\"2026-04-29T10:15:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/\"},\"wordCount\":1052,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-scan-scene-8572e4-5fb2e0feeac6.webp\",\"articleSection\":[\"Guides\"],\"inLanguage\":\"vi\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/\",\"name\":\"How to Scan QR Codes on Your Smartphone\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-scan-scene-8572e4-5fb2e0feeac6.webp\",\"datePublished\":\"2019-04-30T18:54:20+00:00\",\"dateModified\":\"2026-04-29T10:15:21+00:00\",\"description\":\"Learn how to scan QR codes on iPhone and Android using built-in camera features. Troubleshoot common problems and discover the best shortcuts for your phone.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-158f551644c1\"},{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-235d8696ce66\"},{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-56cf94b3d034\"}],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#primaryimage\",\"url\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-scan-scene-8572e4-5fb2e0feeac6.webp\",\"contentUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-scan-scene-8572e4-5fb2e0feeac6.webp\",\"width\":1024,\"height\":1024,\"caption\":\"Phone scanning QR code\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/pageloot.com\\\/es\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Guides\",\"item\":\"https:\\\/\\\/pageloot.com\\\/es\\\/c\\\/how-to\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"How to Scan QR Codes on Your Smartphone\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#website\",\"url\":\"https:\\\/\\\/pageloot.com\\\/es\\\/\",\"name\":\"Pageloot\",\"description\":\"Create Free QR Codes Online\",\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/pageloot.com\\\/es\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\",\"name\":\"Pageloot\",\"url\":\"https:\\\/\\\/pageloot.com\\\/es\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#\\\/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\\\/es\\\/#\\\/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\\\/es\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\",\"name\":\"Siim T\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193\",\"url\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193\",\"contentUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/litespeed\\\/avatar\\\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193\",\"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\\\/how-to\\\/scan-qr-codes\\\/#faq-question-158f551644c1\",\"position\":1,\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-158f551644c1\",\"name\":\"Do I need to download an app to scan a QR code?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. Most modern iPhones and Android phones can scan QR codes using the built-in camera app or Quick Settings menu without any additional software.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-235d8696ce66\",\"position\":2,\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-235d8696ce66\",\"name\":\"Why is my phone not recognizing the QR code?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The most common causes are poor lighting, a dirty camera lens, or holding the phone too close to the code. Try stepping back to about one foot, cleaning the lens, and ensuring the code is evenly lit without shadows or glare.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"},{\"@type\":\"Question\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-56cf94b3d034\",\"position\":3,\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes\\\/#faq-question-56cf94b3d034\",\"name\":\"Can I scan a QR code from a photo or screenshot on my phone?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. A web-based QR code scanner lets you upload an image file to decode the information without pointing your camera at a physical code \u2013 useful when you receive a QR code by email or in a messaging app.\",\"inLanguage\":\"vi\"},\"inLanguage\":\"vi\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a b\u1ea1n","description":"T\u00ecm hi\u1ec3u c\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean iPhone v\u00e0 Android b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng camera t\u00edch h\u1ee3p s\u1eb5n. Kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c ph\u00edm t\u1eaft t\u1ed1t nh\u1ea5t cho \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n.","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\/how-to\/scan-qr-codes\/","og_locale":"vi_VN","og_type":"article","og_title":"How to Scan QR Codes on Your Smartphone","og_description":"Learn how to scan QR codes on iPhone and Android using built-in camera features. Troubleshoot common problems and discover the best shortcuts for your phone.","og_url":"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes\/","og_site_name":"Pageloot","article_publisher":"https:\/\/www.facebook.com\/pageloot\/","article_published_time":"2019-04-30T18:54:20+00:00","article_modified_time":"2026-04-29T10:15:21+00:00","og_image":[{"width":1024,"height":1024,"url":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.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":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#article","isPartOf":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/"},"author":{"name":"Siim T","@id":"https:\/\/pageloot.com\/es\/#\/schema\/person\/fa28992c2e52546f0812833bac852dfe"},"headline":"How to Scan QR Codes on Your Smartphone","datePublished":"2019-04-30T18:54:20+00:00","dateModified":"2026-04-29T10:15:21+00:00","mainEntityOfPage":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/"},"wordCount":1052,"publisher":{"@id":"https:\/\/pageloot.com\/es\/#organization"},"image":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#primaryimage"},"thumbnailUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.webp","articleSection":["Guides"],"inLanguage":"vi"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/","url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/","name":"C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a b\u1ea1n","isPartOf":{"@id":"https:\/\/pageloot.com\/es\/#website"},"primaryImageOfPage":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#primaryimage"},"image":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#primaryimage"},"thumbnailUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.webp","datePublished":"2019-04-30T18:54:20+00:00","dateModified":"2026-04-29T10:15:21+00:00","description":"T\u00ecm hi\u1ec3u c\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean iPhone v\u00e0 Android b\u1eb1ng c\u00e1c t\u00ednh n\u0103ng camera t\u00edch h\u1ee3p s\u1eb5n. Kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u00e0 kh\u00e1m ph\u00e1 c\u00e1c ph\u00edm t\u1eaft t\u1ed1t nh\u1ea5t cho \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n.","breadcrumb":{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-158f551644c1"},{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-235d8696ce66"},{"@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-56cf94b3d034"}],"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/pageloot.com\/how-to\/scan-qr-codes\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#primaryimage","url":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.webp","contentUrl":"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-scan-scene-8572e4-5fb2e0feeac6.webp","width":1024,"height":1024,"caption":"Phone scanning QR code"},{"@type":"BreadcrumbList","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/pageloot.com\/es\/"},{"@type":"ListItem","position":2,"name":"Guides","item":"https:\/\/pageloot.com\/es\/c\/how-to\/"},{"@type":"ListItem","position":3,"name":"How to Scan QR Codes on Your Smartphone"}]},{"@type":"WebSite","@id":"https:\/\/pageloot.com\/es\/#website","url":"https:\/\/pageloot.com\/es\/","name":"Pageloot","description":"T\u1ea1o m\u00e3 QR mi\u1ec5n ph\u00ed tr\u1ef1c tuy\u1ebfn","publisher":{"@id":"https:\/\/pageloot.com\/es\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/pageloot.com\/es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/pageloot.com\/es\/#organization","name":"Pageloot","url":"https:\/\/pageloot.com\/es\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/es\/#\/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\/es\/#\/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\/es\/#\/schema\/person\/fa28992c2e52546f0812833bac852dfe","name":"Siim T","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193","url":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193","contentUrl":"https:\/\/pageloot.com\/wp-content\/litespeed\/avatar\/b08b5ea4331bae7b2040ada99100c9df.jpg?ver=1780430193","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\/how-to\/scan-qr-codes\/#faq-question-158f551644c1","position":1,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-158f551644c1","name":"T\u00f4i c\u00f3 c\u1ea7n t\u1ea3i \u1ee9ng d\u1ee5ng \u0111\u1ec3 qu\u00e9t m\u00e3 QR kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No. Most modern iPhones and Android phones can scan QR codes using the built-in camera app or Quick Settings menu without any additional software.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-235d8696ce66","position":2,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-235d8696ce66","name":"T\u1ea1i sao \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c m\u00e3 QR?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The most common causes are poor lighting, a dirty camera lens, or holding the phone too close to the code. Try stepping back to about one foot, cleaning the lens, and ensuring the code is evenly lit without shadows or glare.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-56cf94b3d034","position":3,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes\/#faq-question-56cf94b3d034","name":"T\u00f4i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR t\u1eeb \u1ea3nh ho\u1eb7c \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh tr\u00ean \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. A web-based QR code scanner lets you upload an image file to decode the information without pointing your camera at a physical code \u2013 useful when you receive a QR code by email or in a messaging app.","inLanguage":"vi"},"inLanguage":"vi"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2134","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=2134"}],"version-history":[{"count":3,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2134\/revisions"}],"predecessor-version":[{"id":53875,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2134\/revisions\/53875"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media\/53859"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media?parent=2134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/categories?post=2134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/tags?post=2134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}