{"id":2454,"date":"2019-04-28T19:03:53","date_gmt":"2019-04-28T19:03:53","guid":{"rendered":"https:\/\/pageloot.com\/?p=2454"},"modified":"2026-10-21T05:53:56","modified_gmt":"2026-10-21T05:53:56","slug":"posters","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/qr-codes-on\/posters\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn d\u00f9ng m\u00e3 QR tr\u00ean poster hi\u1ec7u qu\u1ea3"},"content":{"rendered":"<p class=\"wp-block-paragraph\">M\u1ed9t \u00e1p ph\u00edch m\u00e3 QR c\u1ea7n ba y\u1ebfu t\u1ed1 \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng: m\u00e3 \u0111\u1ee7 l\u1edbn cho kho\u1ea3ng c\u00e1ch qu\u00e9t, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao (m\u00e0u t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng), v\u00e0 m\u1ed9t l\u1ec1 r\u00f5 r\u00e0ng xung quanh. H\u01b0\u1edbng d\u1eabn n\u00e0y ch\u1ec9 ra c\u00e1ch th\u00eam m\u00e3 QR v\u00e0o \u00e1p ph\u00edch t\u1eebng b\u01b0\u1edbc, v\u1edbi k\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, v\u1ecb tr\u00ed \u0111\u1eb7t, v\u00e0 l\u1ef1a ch\u1ecdn gi\u1eefa m\u00e3 t\u0129nh v\u00e0 m\u00e3 \u0111\u1ed9ng. \u0110\u1ec3 b\u1eaft \u0111\u1ea7u, h\u00e3y t\u1ea1o m\u00e3 c\u1ee7a b\u1ea1n b\u1eb1ng c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-add-a-qr-code-to-a-poster\">C\u00e1ch th\u00eam m\u00e3 QR v\u00e0o \u00e1p ph\u00edch<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ch\u1ecdn \u0111\u00edch \u0111\u1ebfn. S\u1eed d\u1ee5ng m\u1ed9t trang c\u1ee5 th\u1ec3 cho \u00e1p ph\u00edch, ch\u1eb3ng h\u1ea1n nh\u01b0 trang \u0111\u0103ng k\u00fd s\u1ef1 ki\u1ec7n, th\u1ef1c \u0111\u01a1n, ho\u1eb7c phi\u1ebfu gi\u1ea3m gi\u00e1, kh\u00f4ng ph\u1ea3i trang ch\u1ee7 c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n<li>T\u1ea1o m\u00e3 trong <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a> v\u00e0 t\u1ea3i xu\u1ed1ng d\u01b0\u1edbi d\u1ea1ng SVG ho\u1eb7c PDF \u0111\u1ec3 in. PNG ph\u00f9 h\u1ee3p cho m\u00e0n h\u00ecnh v\u00e0 c\u00e1c b\u1ea3n in nh\u1ecf.<\/li>\n\n\n\n<li>Ch\u1ecdn k\u00edch th\u01b0\u1edbc d\u1ef1a tr\u00ean kho\u1ea3ng c\u00e1ch qu\u00e9t (xem ph\u1ea7n \u0111\u1ecbnh c\u1ee1 b\u00ean d\u01b0\u1edbi).<\/li>\n\n\n\n<li>\u0110\u1eb7t m\u00e3 l\u00ean m\u1ed9t khu v\u1ef1c ph\u1eb3ng, \u0111\u01a1n gi\u1ea3n v\u1edbi n\u1ec1n tr\u1eafng ho\u1eb7c r\u1ea5t s\u00e1ng v\u00e0 m\u1ed9t l\u1ec1 r\u00f5 r\u00e0ng \u1edf c\u1ea3 b\u1ed1n ph\u00eda.<\/li>\n\n\n\n<li>Th\u00eam m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng ng\u1eafn g\u1ecdn b\u00ean c\u1ea1nh m\u00e3, v\u00ed d\u1ee5 \u201cQu\u00e9t \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m gi\u00e1 10%\u201d ho\u1eb7c \u201cQu\u00e9t \u0111\u1ec3 \u0111\u0103ng k\u00fd\u201d.<\/li>\n\n\n\n<li>In m\u1ed9t b\u1ea3n th\u1eed nghi\u1ec7m tr\u00ean gi\u1ea5y cu\u1ed1i c\u00f9ng, sau \u0111\u00f3 qu\u00e9t n\u00f3 b\u1eb1ng \u00edt nh\u1ea5t hai \u0111i\u1ec7n tho\u1ea1i t\u1eeb kho\u1ea3ng c\u00e1ch xem th\u1ef1c t\u1ebf tr\u01b0\u1edbc khi b\u1ea1n in to\u00e0n b\u1ed9 s\u1ed1 l\u01b0\u1ee3ng.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u00e1p ph\u00edch c\u00f3 th\u1ec3 thay \u0111\u1ed5i sau n\u00e0y, v\u00ed d\u1ee5 nh\u01b0 ng\u00e0y s\u1ef1 ki\u1ec7n m\u1edbi ho\u1eb7c \u01b0u \u0111\u00e3i m\u1edbi, h\u00e3y s\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9ng. M\u00e3 \u0111\u1ed9ng cho ph\u00e9p b\u1ea1n ch\u1ec9nh s\u1eeda \u0111\u00edch \u0111\u1ebfn sau khi in. M\u00e3 \u0111\u1ed9ng Pageloot \u0111i k\u00e8m v\u1edbi b\u1ea3n d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed 14 ng\u00e0y, v\u00e0 c\u00e1c g\u00f3i \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea t\u1ea1i <a href=\"https:\/\/pageloot.com\/vi\/pricing\/\">pageloot.com\/pricing<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-bridging-the-gap-between-print-and-digital\">Thu h\u1eb9p kho\u1ea3ng c\u00e1ch gi\u1eefa b\u1ea3n in v\u00e0 k\u1ef9 thu\u1eadt s\u1ed1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c1p ph\u00edch c\u00f3 kh\u00f4ng gian h\u1ea1n ch\u1ebf v\u00e0 kh\u00f4ng th\u1ec3 nh\u1ea5p chu\u1ed9t. M\u00e3 QR tr\u00ean \u00e1p ph\u00edch cung c\u1ea5p cho ng\u01b0\u1eddi xem c\u00e1ch m\u1edf video, th\u1ef1c \u0111\u01a1n, trang \u0111\u1eb7t ch\u1ed7 ho\u1eb7c phi\u1ebfu gi\u1ea3m gi\u00e1 m\u00e0 kh\u00f4ng c\u1ea7n nh\u1eadp URL. N\u00f3 c\u0169ng gi\u1eef cho b\u1ed1 c\u1ee5c g\u1ecdn g\u00e0ng: m\u1ed9t h\u00ecnh \u1ea3nh n\u1ed5i b\u1eadt, m\u1ed9t th\u00f4ng \u0111i\u1ec7p ng\u1eafn g\u1ecdn v\u00e0 m\u1ed9t m\u00e3 duy nh\u1ea5t, v\u1edbi c\u00e1c chi ti\u1ebft n\u1eb1m sau thao t\u00e1c qu\u00e9t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u r\u00f5 <a href=\"https:\/\/pageloot.com\/vi\/blog\/how-qr-codes-connect-print-and-digital-marketing\/\">c\u00e1ch m\u00e3 QR k\u1ebft n\u1ed1i ti\u1ebfp th\u1ecb in \u1ea5n v\u00e0 k\u1ef9 thu\u1eadt s\u1ed1<\/a> gi\u00fap b\u1ea1n quy\u1ebft \u0111\u1ecbnh nh\u1eefng g\u00ec gi\u1eef l\u1ea1i tr\u00ean \u00e1p ph\u00edch v\u00e0 nh\u1eefng g\u00ec n\u1eb1m sau thao t\u00e1c qu\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-sizing-for-visibility-and-scanning-distance\">K\u00edch th\u01b0\u1edbc \u0111\u1ec3 d\u1ec5 nh\u00ecn v\u00e0 kho\u1ea3ng c\u00e1ch qu\u00e9t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc c\u1ee7a m\u00e3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi kho\u1ea3ng c\u00e1ch c\u1ee7a ng\u01b0\u1eddi xem. N\u1ebfu m\u00e3 qu\u00e1 nh\u1ecf, camera \u0111i\u1ec7n tho\u1ea1i kh\u00f4ng th\u1ec3 \u0111\u1ecdc c\u00e1c \u00f4 vu\u00f4ng ri\u00eang l\u1ebb v\u00e0 qu\u00e1 tr\u00ecnh qu\u00e9t s\u1ebd th\u1ea5t b\u1ea1i. <strong>\u0110\u1ed1i v\u1edbi \u00e1p ph\u00edch \u0111\u01b0\u1ee3c \u0111\u1ecdc \u1edf kho\u1ea3ng c\u00e1ch s\u1ea3i tay, m\u00e3 ph\u1ea3i c\u00f3 k\u00edch th\u01b0\u1edbc \u00edt nh\u1ea5t 2 \u00d7 2 cm (0,8 \u00d7 0,8 inch).<\/strong> K\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n an to\u00e0n h\u01a1n: 3 \u0111\u1ebfn 4 cm (kho\u1ea3ng 1.2 \u0111\u1ebfn 1.6 inch) l\u00e0 k\u00edch th\u01b0\u1edbc m\u1eb7c \u0111\u1ecbnh t\u1ed1t cho c\u00e1c \u00e1p ph\u00edch c\u1ee1 A4 v\u00e0 letter.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/poster-qr-sizing-1555d2-dd7867c9f792.webp\" alt=\"H\u01b0\u1edbng d\u1eabn k\u00edch th\u01b0\u1edbc QR tr\u00ean poster\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c \u00e1p ph\u00edch \u0111\u01b0\u1ee3c \u0111\u1ecdc t\u1eeb kho\u1ea3ng c\u00e1ch xa h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1eb7t ti\u1ec1n c\u1eeda h\u00e0ng, h\u00e0nh lang v\u00e0 gian h\u00e0ng tri\u1ec3n l\u00e3m th\u01b0\u01a1ng m\u1ea1i, h\u00e3y s\u1eed d\u1ee5ng <strong>quy t\u1eafc k\u00edch th\u01b0\u1edbc 1:10<\/strong>: m\u00e3 c\u00f3 chi\u1ec1u r\u1ed9ng 1 centimet \u0111\u1ed1i v\u1edbi m\u1ed7i 10 centimet kho\u1ea3ng c\u00e1ch qu\u00e9t.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"wp-block-table__content\">\n<thead>\n<tr><th>Kho\u1ea3ng c\u00e1ch qu\u00e9t<\/th><th>Chi\u1ec1u r\u1ed9ng m\u00e3 t\u1ed1i thi\u1ec3u<\/th><th>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>0.3 m (1 ft)<\/td><td>3 cm (1.2 in)<\/td><td>T\u1edd r\u01a1i A4 ho\u1eb7c letter, b\u1ea3ng th\u00f4ng b\u00e1o<\/td><\/tr>\n<tr><td>1 m (3 ft)<\/td><td>10 cm (4 in)<\/td><td>\u00c1p ph\u00edch A3 ho\u1eb7c tabloid trong h\u00e0nh lang<\/td><\/tr>\n<tr><td>2 m (6.5 ft)<\/td><td>20 cm (8 in)<\/td><td>C\u1eeda s\u1ed5 c\u1eeda h\u00e0ng, \u00e1p ph\u00edch A2<\/td><\/tr>\n<tr><td>3 m (10 ft)<\/td><td>30 cm (12 in)<\/td><td>Gian h\u00e0ng tri\u1ec3n l\u00e3m th\u01b0\u01a1ng m\u1ea1i, \u00e1p ph\u00edch treo t\u01b0\u1eddng l\u1edbn<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7t k\u00edch th\u01b0\u1edbc d\u1ef1a tr\u00ean kho\u1ea3ng c\u00e1ch g\u1ea7n nh\u1ea5t m\u00e0 m\u1ecdi ng\u01b0\u1eddi s\u1ebd th\u1ef1c s\u1ef1 \u0111\u1ee9ng, v\u00e0 th\u00eam l\u1ec1 n\u1ebfu \u00e1p ph\u00edch \u1edf sau k\u00ednh ho\u1eb7c trong \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng y\u1ebfu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-sizing-for-different-print-materials\/\">H\u01b0\u1edbng d\u1eabn k\u00edch th\u01b0\u1edbc m\u00e3 QR cho c\u00e1c v\u1eadt li\u1ec7u in kh\u00e1c nhau<\/a> cung c\u1ea5p s\u1ed1 \u0111o cho nhi\u1ec1u \u0111\u1ecbnh d\u1ea1ng h\u01a1n \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c nh\u1eadn k\u00edch th\u01b0\u1edbc c\u1ee7a m\u00ecnh tr\u01b0\u1edbc khi g\u1eedi t\u1ec7p \u0111i in.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-contrast-and-design-best-practices\">\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 c\u00e1c th\u1ef1c h\u00e0nh thi\u1ebft k\u1ebf t\u1ed1t nh\u1ea5t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y qu\u00e9t \u0111\u1ecdc m\u00e3 QR b\u1eb1ng c\u00e1ch ph\u00e2n bi\u1ec7t c\u00e1c \u00f4 vu\u00f4ng t\u1ed1i v\u1edbi n\u1ec1n s\u00e1ng. M\u00e0u \u0111en tr\u00ean n\u1ec1n tr\u1eafng l\u00e0 \u0111\u00e1ng tin c\u1eady nh\u1ea5t. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u n\u1ebfu c\u00e1c \u00f4 vu\u00f4ng v\u1eabn r\u00f5 r\u00e0ng t\u1ed1i h\u01a1n n\u1ec1n. Xem <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 bi\u1ebft c\u00e1c c\u1eb7p m\u00e0u qu\u00e9t t\u1ed1t. \u0110\u1eebng \u0111\u1ea3o ng\u01b0\u1ee3c m\u00e3 v\u1edbi c\u00e1c \u00f4 vu\u00f4ng s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i, v\u00ec nhi\u1ec1u m\u00e1y qu\u00e9t kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1eef m\u1ed9t <strong>v\u00f9ng y\u00ean t\u0129nh<\/strong> xung quanh m\u00e3. \u0110\u00e2y l\u00e0 l\u1ec1 tr\u1ed1ng \u0111\u1ec3 t\u00e1ch m\u1eabu kh\u1ecfi v\u0103n b\u1ea3n v\u00e0 h\u00ecnh \u1ea3nh. \u0110\u1ea3m b\u1ea3o n\u00f3 \u00edt nh\u1ea5t <strong>r\u1ed9ng b\u1ed1n \u00f4 vu\u00f4ng \u1edf t\u1ea5t c\u1ea3 c\u00e1c c\u1ea1nh<\/strong>. \u0110\u1ed1i v\u1edbi m\u00e3 nh\u1ecf, \u0111\u00f3 l\u00e0 kho\u1ea3ng 4 \u0111\u1ebfn 5 mm (0.2 inch).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c quy t\u1eafc thi\u1ebft k\u1ebf kh\u00e1c cho b\u1ea3n in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Xu\u1ea5t d\u01b0\u1edbi d\u1ea1ng SVG ho\u1eb7c PDF \u0111\u1ec3 in \u0111\u1ec3 c\u00e1c c\u1ea1nh s\u1eafc n\u00e9t \u1edf k\u00edch th\u01b0\u1edbc l\u1edbn.<\/li>\n\n\n\n<li>Tr\u00e1nh \u0111\u1ed9 d\u1ed1c, b\u00f3ng \u0111\u1ed5 v\u00e0 n\u1ec1n c\u00f3 h\u1ecda ti\u1ebft ph\u00eda sau ho\u1eb7c b\u00ean trong m\u00e3.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n th\u00eam logo, h\u00e3y s\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator-with-logo\/\">T\u1ea1o m\u00e3 QR c\u00f3 logo \u1edf gi\u1eefa<\/a> v\u00e0 gi\u1eef logo nh\u1ecf, kh\u00f4ng qu\u00e1 kho\u1ea3ng 30% di\u1ec7n t\u00edch m\u00e3. Qu\u00e9t k\u1ebft qu\u1ea3 in \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng n\u00f3 v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c.<\/li>\n\n\n\n<li>Ch\u1ecdn gi\u1ea5y m\u1edd thay v\u00ec gi\u1ea5y b\u00f3ng. Gi\u1ea5y b\u00f3ng ph\u1ea3n chi\u1ebfu \u00e1nh s\u00e1ng v\u00e0o camera v\u00e0 c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf vi\u1ec7c \u0111\u1ecdc r\u00f5 r\u00e0ng.<\/li>\n\n\n\n<li>Kh\u00f4ng k\u00e9o gi\u00e3n ho\u1eb7c c\u1eaft x\u00e9n m\u00e3. N\u00f3 ph\u1ea3i lu\u00f4n l\u00e0 m\u1ed9t h\u00ecnh vu\u00f4ng ho\u00e0n h\u1ea3o.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 c\u00f3 danh s\u00e1ch ki\u1ec3m tra tr\u01b0\u1edbc khi in, h\u00e3y xem <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>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>S\u1eb5n s\u00e0ng theo d\u00f5i t\u1ef7 l\u1ec7 qu\u00e9t c\u1ee7a b\u1ea1n?<\/strong> C\u1eadp nh\u1eadt URL \u0111\u00edch m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i m\u1ed9t t\u1ea5m \u00e1p ph\u00edch 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 t\u1ea1o m\u00e3 c\u00f3 th\u01b0\u01a1ng hi\u1ec7u, c\u00f3 th\u1ec3 theo d\u00f5i v\u00e0 qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n t\u1eeb m\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-strategic-placement-and-environment\">V\u1ecb tr\u00ed v\u00e0 m\u00f4i tr\u01b0\u1eddng chi\u1ebfn l\u01b0\u1ee3c<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"712\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-1024x712.jpg\" alt=\"C\u00f3 m\u00e3 QR tr\u00ean \u00e1p ph\u00edch c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch cho doanh nghi\u1ec7p c\u1ee7a b\u1ea1n\" class=\"wp-image-4462\" srcset=\"https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-1024x712.jpg 1024w, https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-300x209.jpg 300w, https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-768x534.jpg 768w, https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-16x12.jpg 16w, https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters-595xh.jpg 595w, https:\/\/pageloot.com\/wp-content\/uploads\/2019\/04\/qr-codes-on-posters.jpg 1400w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7t m\u00e3 \u1edf n\u01a1i m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 qu\u00e9t tho\u1ea3i m\u00e1i. \u0110\u1ed1i v\u1edbi \u00e1p ph\u00edch treo t\u01b0\u1eddng, h\u00e3y \u0111\u1eb7t n\u00f3 <strong>gi\u1eefa 3.5 v\u00e0 5.5 feet (kho\u1ea3ng 1.1 \u0111\u1ebfn 1.7 m\u00e9t) so v\u1edbi s\u00e0n nh\u00e0<\/strong>, \u0111\u1ec3 ng\u01b0\u1eddi xem c\u00f3 th\u1ec3 gi\u01a1 \u0111i\u1ec7n tho\u1ea1i l\u00ean m\u00e0 kh\u00f4ng c\u1ea7n c\u00fai xu\u1ed1ng hay v\u1edbi. \u0110\u1eebng \u0111\u1eb7t n\u00f3 \u1edf qu\u00e1 th\u1ea5p tr\u00ean m\u1ed9t t\u1ea5m \u00e1p ph\u00edch l\u1edbn ho\u1eb7c trong g\u00f3c n\u01a1i gi\u1ea5y c\u00f3 th\u1ec3 b\u1ecb cong ho\u1eb7c khung c\u00f3 th\u1ec3 che m\u1ea5t l\u1ec1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ec1 m\u1eb7t v\u00e0 \u00e1nh s\u00e1ng c\u0169ng quan tr\u1ecdng. M\u00e3 qu\u00e9t t\u1ed1t nh\u1ea5t tr\u00ean c\u00e1c khu v\u1ef1c ph\u1eb3ng, m\u1ecbn v\u1edbi \u00e1nh s\u00e1ng \u0111\u1ec1u. M\u1ed9t t\u1ea5m \u00e1p ph\u00edch qu\u1ea5n quanh c\u1ed9t s\u1ebd l\u00e0m cong h\u00ecnh vu\u00f4ng v\u00e0 th\u01b0\u1eddng kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c. \u00c1nh s\u00e1ng ch\u00f3i m\u1ea1nh, b\u00f3ng t\u1ed1i s\u00e2u v\u00e0 \u0111\u00e8n nh\u1ea5p nh\u00e1y khi\u1ebfn vi\u1ec7c l\u1ea5y n\u00e9t tr\u1edf n\u00ean kh\u00f3 kh\u0103n, v\u00ec v\u1eady h\u00e3y ki\u1ec3m tra \u00e1nh s\u00e1ng t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u1eb9o \u0111\u1eb7t m\u00e3 kh\u00e1c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eb7t m\u00e3 g\u1ea7n l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng, kh\u00f4ng qu\u00e1 xa.<\/li>\n\n\n\n<li>Gi\u1eef m\u00e3 c\u00e1ch xa m\u00e9p \u00e1p ph\u00edch, n\u01a1i vi\u1ec7c c\u1eaft ho\u1eb7c \u0111\u00f3ng khung c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t l\u1ec1.<\/li>\n\n\n\n<li>Kh\u00f4ng \u0111\u1eb7t m\u00e3 ph\u00eda sau qu\u1ea7y ho\u1eb7c tr\u00ean c\u1eeda s\u1ed5 n\u01a1i m\u1ecdi ng\u01b0\u1eddi kh\u00f4ng th\u1ec3 \u0111\u1ee9ng y\u00ean \u0111\u1ec3 qu\u00e9t.<\/li>\n\n\n\n<li>T\u1ea1i c\u00e1c tr\u1ea1m xe bu\u00fdt v\u00e0 \u0111\u01b0\u1eddng ph\u1ed1, h\u00e3y b\u1ecf qua m\u00e3 n\u1ebfu m\u1ecdi ng\u01b0\u1eddi ch\u1ec9 \u0111i ngang qua nhanh ch\u00f3ng. H\u00e3y s\u1eed d\u1ee5ng m\u1ed9t URL ng\u1eafn g\u1ecdn.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c <a href=\"https:\/\/pageloot.com\/vi\/blog\/ultimate-guide-to-qr-code-placement-in-marketing\/\">h\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u v\u1ec1 v\u1ecb tr\u00ed \u0111\u1eb7t m\u00e3 QR trong marketing<\/a> bao ph\u1ee7 nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng h\u01a1n, v\u00e0 <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-placement-mistakes\/\">nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn khi \u0111\u1eb7t m\u00e3 QR<\/a> \u0111\u00e1ng \u0111\u1ecdc tr\u01b0\u1edbc khi b\u1ea1n ho\u00e0n thi\u1ec7n b\u1ed1 c\u1ee5c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-troubleshooting-qr-code-on-a-poster-not-scanning\">Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1: M\u00e3 QR tr\u00ean \u00e1p ph\u00edch kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00e3 qu\u00e1 nh\u1ecf so v\u1edbi kho\u1ea3ng c\u00e1ch. H\u00e3y so s\u00e1nh v\u1edbi b\u1ea3ng k\u00edch th\u01b0\u1edbc \u1edf tr\u00ean.<\/li>\n\n\n\n<li>V\u00f9ng y\u00ean t\u0129nh b\u1ecb thi\u1ebfu ho\u1eb7c qu\u00e1 h\u1eb9p. H\u00e3y th\u00eam \u00edt nh\u1ea5t b\u1ed1n \u00f4 vu\u00f4ng l\u1ec1 tr\u1ed1ng.<\/li>\n\n\n\n<li>\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p ho\u1eb7c m\u00e0u s\u1eafc \u0111\u1ea3o ng\u01b0\u1ee3c. H\u00e3y s\u1eed d\u1ee5ng c\u00e1c \u00f4 vu\u00f4ng t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng.<\/li>\n\n\n\n<li>Gi\u1ea5y b\u00f3ng ho\u1eb7c b\u1ecb ch\u00f3i. H\u00e3y s\u1eed d\u1ee5ng l\u1edbp ho\u00e0n thi\u1ec7n m\u1edd ho\u1eb7c di chuy\u1ec3n \u00e1p ph\u00edch.<\/li>\n\n\n\n<li>H\u00ecnh \u1ea3nh b\u1ecb m\u1edd. H\u00e3y xu\u1ea5t l\u1ea1i d\u01b0\u1edbi d\u1ea1ng SVG ho\u1eb7c PDF thay v\u00ec PNG nh\u1ecf.<\/li>\n\n\n\n<li>Qu\u00e1 nhi\u1ec1u d\u1eef li\u1ec7u trong m\u00e3 t\u0129nh l\u00e0m cho m\u1eabu tr\u1edf n\u00ean d\u00e0y \u0111\u1eb7c. H\u00e3y s\u1eed d\u1ee5ng m\u1ed9t li\u00ean k\u1ebft ng\u1eafn ho\u1eb7c m\u1ed9t m\u00e3 \u0111\u1ed9ng.<\/li>\n\n\n\n<li>Trang \u0111\u00edch ch\u1eadm ho\u1eb7c b\u1ecb l\u1ed7i. H\u00e3y m\u1edf li\u00ean k\u1ebft b\u1eb1ng d\u1eef li\u1ec7u di \u0111\u1ed9ng v\u00e0 ki\u1ec3m tra.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-choosing-between-static-and-dynamic-codes\">Ch\u1ecdn gi\u1eefa M\u00e3 t\u0129nh v\u00e0 M\u00e3 \u0111\u1ed9ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u00e3 t\u0129nh<\/strong> l\u01b0u tr\u1eef tr\u1ef1c ti\u1ebfp \u0111\u00edch \u0111\u1ebfn trong m\u1eabu. Ch\u00fang \u0111\u01b0\u1ee3c t\u1ea1o mi\u1ec5n ph\u00ed v\u00e0 kh\u00f4ng bao gi\u1edd h\u1ebft h\u1ea1n. M\u1ed9t khi \u0111\u00e3 in, \u0111\u00edch \u0111\u1ebfn kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i. N\u1ebfu li\u00ean k\u1ebft b\u1ecb h\u1ecfng ho\u1eb7c s\u1ef1 ki\u1ec7n thay \u0111\u1ed5i, t\u1ea5m \u00e1p ph\u00edch s\u1ebd l\u1ed7i th\u1eddi.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/static-vs-dynamic-a0e9cf-4c6b3f11cd56.webp\" alt=\"M\u00e3 t\u0129nh v\u00e0 m\u00e3 \u0111\u1ed9ng\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u00e3 \u0111\u1ed9ng<\/strong> l\u01b0u tr\u1eef m\u1ed9t li\u00ean k\u1ebft chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn, \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u00edch \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch so s\u00e1nh hai lo\u1ea1i:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"wp-block-table__content\">\n<thead>\n<tr><th>T\u00cdNH N\u0102NG<\/th><th>M\u00e3 t\u0129nh<\/th><th>M\u00e3 \u0111\u1ed9ng<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>\u0110\u00edch c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda sau khi in<\/td><td>KH\u00d4NG<\/td><td>\u0110\u00fang<\/td><\/tr>\n<tr><td>Th\u1ed1ng k\u00ea qu\u00e9t (th\u1eddi gian, \u0111\u1ecba \u0111i\u1ec3m, thi\u1ebft b\u1ecb)<\/td><td>KH\u00d4NG<\/td><td>\u0110\u00fang<\/td><\/tr>\n<tr><td>M\u1eadt \u0111\u1ed9 m\u1eabu<\/td><td>Cao h\u01a1n<\/td><td>Th\u1ea5p h\u01a1n (d\u1ec5 qu\u00e9t h\u01a1n)<\/td><\/tr>\n<tr><td>Chi ph\u00ed sau khi in<\/td><td>Kh\u00f4ng c\u00f3<\/td><td>C\u1ea7n g\u00f3i tr\u1ea3 ph\u00ed \u0111\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng m\u00e3 t\u0129nh khi \u0111i\u1ec3m \u0111\u1ebfn s\u1ebd kh\u00f4ng bao gi\u1edd thay \u0111\u1ed5i, v\u00ed d\u1ee5 nh\u01b0 m\u1ed9t trang web c\u1ed1 \u0111\u1ecbnh ho\u1eb7c bi\u1ec3n b\u00e1o Wi-Fi. S\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9ng khi \u00e1p ph\u00edch l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a chi\u1ebfn d\u1ecbch, khi li\u00ean k\u1ebft c\u00f3 th\u1ec3 thay \u0111\u1ed5i, ho\u1eb7c khi b\u1ea1n mu\u1ed1n bi\u1ebft c\u00f3 bao nhi\u00eau ng\u01b0\u1eddi qu\u00e9t. M\u00e3 \u0111\u1ed9ng s\u1ebd tr\u1edf n\u00ean kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng khi g\u00f3i tr\u1ea3 ph\u00ed k\u1ebft th\u00fac, v\u00ec v\u1eady h\u00e3y duy tr\u00ec g\u00f3i khi \u00e1p ph\u00edch \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. \u0110\u1ecdc th\u00eam v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/qr-code-marketing\/static-vs-dynamic-qr-codes\/\">m\u00e3 QR t\u0129nh v\u00e0 \u0111\u1ed9ng<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi qu\u00e9t, trang \u0111\u00edch s\u1ebd quy\u1ebft \u0111\u1ecbnh k\u1ebft qu\u1ea3. H\u01b0\u1edbng d\u1eabn <a href=\"https:\/\/pageloot.com\/vi\/blog\/mobile-qr-code-landing-pages-best-practices\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t cho trang \u0111\u00edch m\u00e3 QR tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/a> ch\u1ec9 ra c\u00e1ch x\u00e2y d\u1ef1ng c\u00e1c trang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t tr\u00ean m\u00e0n h\u00ecnh nh\u1ecf.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>B\u1eaft \u0111\u1ea7u \u0111o l\u01b0\u1eddng nh\u1eefng g\u00ec poster c\u1ee7a b\u1ea1n mang l\u1ea1i<\/strong> Bi\u1ebfn m\u1ed7i l\u1ea7n in th\u00e0nh m\u1ed9t ngu\u1ed3n d\u1eef li\u1ec7u chi\u1ebfn d\u1ecbch. S\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/link-qr-code-generator\/\">tr\u00ecnh t\u1ea1o m\u00e3 QR t\u1eeb li\u00ean k\u1ebft<\/a> \u0111\u1ec3 t\u1ea1o m\u00e3 \u0111\u1ed9ng, sau \u0111\u00f3 theo d\u00f5i l\u01b0\u1ee3t qu\u00e9t theo v\u1ecb tr\u00ed, th\u1eddi gian v\u00e0 thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1m v\u00e0o m\u00e1y in l\u1ea7n n\u1eefa.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-poster-qr-code-examples\">V\u00ed d\u1ee5 v\u1ec1 m\u00e3 QR tr\u00ean \u00e1p ph\u00edch<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c1p ph\u00edch s\u1ef1 ki\u1ec7n: qu\u00e9t \u0111\u1ec3 \u0111\u0103ng k\u00fd ho\u1eb7c th\u00eam ng\u00e0y v\u00e0o l\u1ecbch.<\/li>\n\n\n\n<li>Nh\u00e0 h\u00e0ng ho\u1eb7c qu\u00e1n c\u00e0 ph\u00ea: qu\u00e9t \u0111\u1ec3 m\u1edf th\u1ef1c \u0111\u01a1n.<\/li>\n\n\n\n<li>C\u1eeda s\u1ed5 c\u1eeda h\u00e0ng b\u00e1n l\u1ebb: qu\u00e9t \u0111\u1ec3 nh\u1eadn phi\u1ebfu gi\u1ea3m gi\u00e1 ho\u1eb7c xem trang khuy\u1ebfn m\u00e3i.<\/li>\n\n\n\n<li>B\u1ea5t \u0111\u1ed9ng s\u1ea3n: qu\u00e9t \u0111\u1ec3 xem \u1ea3nh v\u00e0 \u0111\u1eb7t l\u1ecbch xem nh\u00e0.<\/li>\n\n\n\n<li>Qu\u1ea3ng c\u00e1o tuy\u1ec3n d\u1ee5ng ho\u1eb7c \u00e1p ph\u00edch tuy\u1ec3n m\u1ed9: qu\u00e9t \u0111\u1ec3 m\u1edf m\u1eabu \u0111\u01a1n \u1ee9ng tuy\u1ec3n.<\/li>\n\n\n\n<li>Doanh nghi\u1ec7p \u0111\u1ecba ph\u01b0\u01a1ng: qu\u00e9t \u0111\u1ec3 \u0111\u1ec3 l\u1ea1i \u0111\u00e1nh gi\u00e1 tr\u00ean Google.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u00e1p ph\u00edch, m\u1ed9t m\u1ee5c ti\u00eau, m\u1ed9t m\u00e3. C\u00e1c \u00e1p ph\u00edch c\u00f3 nhi\u1ec1u m\u00e3 s\u1ebd l\u00e0m ph\u00e2n t\u00e1n s\u1ef1 ch\u00fa \u00fd v\u00e0 gi\u1ea3m s\u1ed1 l\u01b0\u1ee3t qu\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\">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-0465672fcc89\"><strong class=\"schema-faq-question\">M\u00e3 QR tr\u00ean poster n\u00ean c\u00f3 k\u00edch th\u01b0\u1edbc bao nhi\u00eau?<\/strong> <p class=\"schema-faq-answer\">S\u1eed d\u1ee5ng quy t\u1eafc 1:10: m\u00e3 n\u00ean r\u1ed9ng 1 cm cho m\u1ed7i 10 cm kho\u1ea3ng c\u00e1ch qu\u00e9t. \u0110\u1ed1i v\u1edbi m\u1ed9t \u00e1p ph\u00edch \u0111\u01b0\u1ee3c qu\u00e9t t\u1eeb kho\u1ea3ng c\u00e1ch 1 m\u00e9t, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 m\u00e3 r\u1ed9ng \u00edt nh\u1ea5t 10 cm. \u0110\u1ec3 qu\u00e9t \u1edf kho\u1ea3ng c\u00e1ch s\u1ea3i tay, h\u00e3y gi\u1eef k\u00edch th\u01b0\u1edbc kh\u00f4ng nh\u1ecf h\u01a1n 2 \u00d7 2 cm (0.8 \u00d7 0.8 inch), v\u00e0 3 \u0111\u1ebfn 4 cm s\u1ebd an to\u00e0n h\u01a1n.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-add233112c70\"><strong class=\"schema-faq-question\">L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 th\u00eam m\u00e3 QR v\u00e0o \u00e1p ph\u00edch?<\/strong> <p class=\"schema-faq-answer\">T\u1ea1o m\u00e3 b\u1eb1ng c\u00f4ng c\u1ee5 t\u1ea1o m\u00e3 QR, t\u1ea3i xu\u1ed1ng d\u01b0\u1edbi d\u1ea1ng SVG ho\u1eb7c PDF, v\u00e0 \u0111\u1eb7t n\u00f3 tr\u00ean m\u1ed9t khu v\u1ef1c ph\u1eb3ng, s\u00e1ng c\u1ee7a thi\u1ebft k\u1ebf poster c\u1ee7a b\u1ea1n v\u1edbi l\u1ec1 r\u00f5 r\u00e0ng \u00edt nh\u1ea5t b\u1ed1n \u00f4 vu\u00f4ng \u1edf m\u1ed7i b\u00ean. Th\u00eam m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng ng\u1eafn g\u1ecdn b\u00ean c\u1ea1nh v\u00e0 ki\u1ec3m tra b\u1ea3n in th\u1eed tr\u01b0\u1edbc khi in to\u00e0n b\u1ed9.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-fe6a1db3de1b\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c m\u00e0u kh\u00e1c ngo\u00e0i \u0111en v\u00e0 tr\u1eafng cho m\u00e3 QR tr\u00ean poster c\u1ee7a m\u00ecnh kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">V\u00e2ng, n\u1ebfu c\u00e1c \u00f4 vu\u00f4ng t\u1ed1i h\u01a1n r\u00f5 r\u1ec7t so v\u1edbi n\u1ec1n. Kh\u00f4ng \u0111\u1eb7t c\u00e1c \u00f4 vu\u00f4ng m\u00e0u s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i, v\u00ec nhi\u1ec1u m\u00e1y qu\u00e9t kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c. Lu\u00f4n qu\u00e9t m\u1ed9t b\u1ea3n in th\u1eed.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-5b1c7a20d4e1\"><strong class=\"schema-faq-question\">T\u1ea1i sao m\u00e3 QR c\u1ee7a t\u00f4i kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c tr\u00ean poster \u0111\u00e3 in?<\/strong> <p class=\"schema-faq-answer\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn l\u00e0 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p, l\u1ec1 b\u1ecb thi\u1ebfu ho\u1eb7c h\u1eb9p, ch\u00f3i t\u1eeb gi\u1ea5y b\u00f3ng, h\u00ecnh \u1ea3nh m\u1edd ho\u1eb7c m\u00e3 qu\u00e1 nh\u1ecf so v\u1edbi kho\u1ea3ng c\u00e1ch. H\u00e3y ki\u1ec3m tra m\u00e3 \u0111\u00e3 in d\u01b0\u1edbi c\u00f9ng m\u1ed9t lo\u1ea1i \u00e1nh s\u00e1ng n\u01a1i \u00e1p ph\u00edch s\u1ebd \u0111\u01b0\u1ee3c treo.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-9c3e51f7a2b8\"><strong class=\"schema-faq-question\">T\u00f4i n\u00ean d\u00f9ng m\u00e3 QR t\u0129nh hay \u0111\u1ed9ng tr\u00ean \u00e1p ph\u00edch?<\/strong> <p class=\"schema-faq-answer\">S\u1eed d\u1ee5ng t\u0129nh n\u1ebfu \u0111i\u1ec3m \u0111\u1ebfn kh\u00f4ng bao gi\u1edd thay \u0111\u1ed5i. S\u1eed d\u1ee5ng \u0111\u1ed9ng n\u1ebfu b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i li\u00ean k\u1ebft sau khi in ho\u1eb7c mu\u1ed1n th\u1ed1ng k\u00ea l\u01b0\u1ee3t qu\u00e9t. M\u00e3 \u0111\u1ed9ng c\u1ea7n m\u1ed9t g\u00f3i tr\u1ea3 ph\u00ed \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-e07d4a6b13c9\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 thay \u0111\u1ed5i li\u00ean k\u1ebft tr\u00ean m\u00e3 QR c\u1ee7a \u00e1p ph\u00edch \u0111\u00e3 in kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">Ch\u1ec9 v\u1edbi m\u00e3 \u0111\u1ed9ng. M\u00e3 t\u0129nh c\u00f3 li\u00ean k\u1ebft \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong m\u1eabu v\u00e0 kh\u00f4ng th\u1ec3 ch\u1ec9nh s\u1eeda.<\/p> <\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u c\u00e1ch d\u00f9ng m\u00e3 QR tr\u00ean poster. H\u01b0\u1edbng d\u1eabn g\u1ed3m k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n, v\u1ecb tr\u00ed \u0111\u1eb7t v\u00e0 lo\u1ea1i m\u00e3 \u0111\u1ec3 bi\u1ebfn m\u1ed7i poster th\u00e0nh \u0111i\u1ec3m ch\u1ea1m s\u1ed1 c\u00f3 th\u1ec3 theo d\u00f5i.<\/p>","protected":false},"author":17,"featured_media":53860,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-2454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-qr-codes-on"],"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>Guidelines for Using QR Codes on Posters Effectively<\/title>\n<meta name=\"description\" content=\"Learn how to use QR codes on posters. This guide covers sizing, contrast, placement, and code type to turn every poster into a trackable digital touchpoint.\" \/>\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\/qr-codes-on\/posters\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Guidelines for Using QR Codes on Posters Effectively\" \/>\n<meta property=\"og:description\" content=\"Learn how to use QR codes on posters. This guide covers sizing, contrast, placement, and code type to turn every poster into a trackable digital touchpoint.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/vi\/qr-codes-on\/posters\/\" \/>\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=\"2019-04-28T19:03:53+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-21T05:53:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/smartphone-scanning-078f6d-8ce6a3d73ac7.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\\\/qr-codes-on\\\/posters\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"Guidelines for Using QR Codes on Posters Effectively\",\"datePublished\":\"2019-04-28T19:03:53+00:00\",\"dateModified\":\"2026-10-21T05:53:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/\"},\"wordCount\":1729,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/smartphone-scanning-078f6d-8ce6a3d73ac7.webp\",\"articleSection\":[\"Use cases\"],\"inLanguage\":\"vi\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/\",\"name\":\"Guidelines for Using QR Codes on Posters Effectively\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/qr-codes-on\\\/posters\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/smartphone-scanning-078f6d-8ce6a3d73ac7.webp\",\"datePublished\":\"2019-04-28T19:03:53+00:00\",\"dateModified\":\"2026-10-21T05:53:56+00:00\",\"description\":\"Learn how to use QR codes on posters. 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For scanning at arm's length, keep it no smaller than 2 \u00d7 2 cm (0.8 \u00d7 0.8 inches), and 3 to 4 cm is safer.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-add233112c70","position":2,"url":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-add233112c70","name":"L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 th\u00eam m\u00e3 QR v\u00e0o \u00e1p ph\u00edch?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Create the code with a QR code generator, download it as SVG or PDF, and place it on a flat, light area of your poster design with a clear margin of at least four squares on every side. Add a short call to action next to it and test a printed copy before the full print run.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-fe6a1db3de1b","position":3,"url":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-fe6a1db3de1b","name":"T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c m\u00e0u kh\u00e1c ngo\u00e0i \u0111en v\u00e0 tr\u1eafng cho m\u00e3 QR tr\u00ean poster c\u1ee7a m\u00ecnh kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes, if the squares are clearly darker than the background. Do not place light squares on a dark background, because many scanners cannot read it. Always scan a printed test.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-5b1c7a20d4e1","position":4,"url":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-5b1c7a20d4e1","name":"T\u1ea1i sao m\u00e3 QR c\u1ee7a t\u00f4i kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c tr\u00ean poster \u0111\u00e3 in?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Common causes are low contrast, a missing or narrow margin, glare from glossy paper, a blurry image, or a code that is too small for the distance. Test the printed code in the same light where the poster will hang.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-9c3e51f7a2b8","position":5,"url":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-9c3e51f7a2b8","name":"T\u00f4i n\u00ean d\u00f9ng m\u00e3 QR t\u0129nh hay \u0111\u1ed9ng tr\u00ean \u00e1p ph\u00edch?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Use static if the destination never changes. Use dynamic if you may change the link after printing or want scan statistics. Dynamic codes need an active paid plan.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-e07d4a6b13c9","position":6,"url":"https:\/\/pageloot.com\/qr-codes-on\/posters\/#faq-question-e07d4a6b13c9","name":"T\u00f4i c\u00f3 th\u1ec3 thay \u0111\u1ed5i li\u00ean k\u1ebft tr\u00ean m\u00e3 QR c\u1ee7a \u00e1p ph\u00edch \u0111\u00e3 in kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Only with a dynamic code. A static code has the link built into the pattern and cannot be edited.","inLanguage":"vi"},"inLanguage":"vi"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2454","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=2454"}],"version-history":[{"count":5,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2454\/revisions"}],"predecessor-version":[{"id":56908,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/posts\/2454\/revisions\/56908"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media\/53860"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/media?parent=2454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/categories?post=2454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/vi\/wp-json\/wp\/v2\/tags?post=2454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}