{"id":2007,"date":"2019-04-20T18:50:58","date_gmt":"2019-04-20T18:50:58","guid":{"rendered":"https:\/\/pageloot.com\/?p=2007"},"modified":"2026-04-29T10:15:23","modified_gmt":"2026-04-29T10:15:23","slug":"create-qr-code","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/how-to\/create-qr-code\/","title":{"rendered":"C\u00e1ch t\u1ea1o m\u00e3 QR"},"content":{"rendered":"<p class=\"wp-block-paragraph\">B\u1ea1n \u0111ang g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c k\u1ebft n\u1ed1i t\u00e0i li\u1ec7u in \u1ea5n v\u1edbi n\u1ed9i dung k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a m\u00ecnh? Vi\u1ec7c nh\u1eadp URL th\u1ee7 c\u00f4ng t\u1ea1o ra ma s\u00e1t kh\u00f4ng c\u1ea7n thi\u1ebft khi\u1ebfn kh\u00e1ch h\u00e0ng ti\u1ec1m n\u0103ng b\u1ecf cu\u1ed9c tr\u01b0\u1edbc khi h\u1ecd truy c\u1eadp trang web c\u1ee7a b\u1ea1n. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n c\u00e1ch ch\u1ecdn lo\u1ea1i m\u00e3 ph\u00f9 h\u1ee3p, t\u00f9y ch\u1ec9nh thi\u1ebft k\u1ebf v\u00e0 t\u1ea3i xu\u1ed1ng m\u1ed9t t\u00e0i s\u1ea3n c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c, s\u1eb5n s\u00e0ng cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn lo\u1ea1i m\u00e3 QR ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi t\u1ea1o b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec, h\u00e3y quy\u1ebft \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n. M\u00e3 QR thu\u1ed9c hai lo\u1ea1i: <strong>t\u0129nh<\/strong> v\u00e0 <strong>n\u0103ng \u0111\u1ed9ng<\/strong>. M\u00e3 t\u0129nh m\u00e3 h\u00f3a th\u00f4ng tin tr\u1ef1c ti\u1ebfp v\u00e0o m\u1eabu t\u1ea1i th\u1eddi \u0111i\u1ec3m t\u1ea1o. Sau khi in, d\u1eef li\u1ec7u \u0111\u00f3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i, \u0111i\u1ec1u n\u00e0y l\u00e0m cho m\u00e3 t\u0129nh r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi th\u00f4ng tin c\u1ed1 \u0111\u1ecbnh nh\u01b0 th\u00f4ng tin \u0111\u0103ng nh\u1eadp Wi-Fi ho\u1eb7c chi ti\u1ebft li\u00ean h\u1ec7 c\u00e1 nh\u00e2n.<\/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-58cc87-032c84b692e0.webp\" alt=\"QR t\u0129nh so v\u1edbi QR \u0111\u1ed9ng\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 \u0111\u1ed9ng ho\u1ea1t \u0111\u1ed9ng kh\u00e1c. M\u1eabu m\u00e3 tr\u1ecf \u0111\u1ebfn m\u1ed9t URL chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn v\u00e0 b\u1ea1n ki\u1ec3m so\u00e1t n\u01a1i chuy\u1ec3n h\u01b0\u1edbng \u0111\u00f3 g\u1eedi ng\u01b0\u1eddi qu\u00e9t. V\u00ec \u0111\u00edch \u0111\u1ebfn n\u1eb1m tr\u00ean m\u00e1y ch\u1ee7 ch\u1ee9 kh\u00f4ng ph\u1ea3i trong ch\u00ednh m\u1eabu m\u00e3, b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt n\u00f3 b\u1ea5t c\u1ee9 l\u00fac n\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. \u0110\u1ec3 so s\u00e1nh s\u00e2u h\u01a1n v\u1ec1 th\u1eddi \u0111i\u1ec3m \u00e1p d\u1ee5ng t\u1eebng \u0111\u1ecbnh d\u1ea1ng, h\u00e3y xem h\u01b0\u1edbng d\u1eabn v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/qr-code-marketing\/static-vs-dynamic-qr-codes\/\">m\u00e3 QR t\u0129nh v\u00e0 m\u00e3 QR \u0111\u1ed9ng<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 \u0111\u1ed9ng c\u0169ng m\u1edf kh\u00f3a ph\u00e2n t\u00edch th\u1eddi gian th\u1ef1c. B\u1ea1n c\u00f3 th\u1ec3 xem m\u00e3 \u0111\u00e3 \u0111\u01b0\u1ee3c qu\u00e9t bao nhi\u00eau l\u1ea7n, tr\u00ean thi\u1ebft b\u1ecb n\u00e0o v\u00e0 t\u1eeb v\u1ecb tr\u00ed n\u00e0o \u2013 d\u1eef li\u1ec7u cho ph\u00e9p b\u1ea1n tinh ch\u1ec9nh c\u00e1c chi\u1ebfn d\u1ecbch thay v\u00ec \u0111o\u00e1n hi\u1ec7u su\u1ea5t. N\u1ebfu b\u1ea1n c\u1ea7n thay \u0111\u1ed5i th\u1ef1c \u0111\u01a1n theo m\u00f9a ho\u1eb7c c\u1eadp nh\u1eadt li\u00ean k\u1ebft khuy\u1ebfn m\u00e3i gi\u1eefa chi\u1ebfn d\u1ecbch, m\u00e3 \u0111\u1ed9ng s\u1ebd th\u1ef1c hi\u1ec7n thay \u0111\u1ed5i \u0111\u00f3 ngay l\u1eadp t\u1ee9c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1o v\u00e0 T\u00f9y ch\u1ec9nh t\u1eebng b\u01b0\u1edbc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n bi\u1ebft lo\u1ea1i n\u00e0o m\u00ecnh c\u1ea7n, qu\u00e1 tr\u00ecnh t\u1ea1o kh\u00f4ng y\u00eau c\u1ea7u ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt. C\u00f4ng c\u1ee5 <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">tr\u00ecnh t\u1ea1o m\u00e3 QR<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t t\u00e0i s\u1ea3n chuy\u00ean nghi\u1ec7p, ch\u1ea5t l\u01b0\u1ee3ng cao ch\u1ec9 trong v\u00e0i b\u01b0\u1edbc.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ch\u1ecdn lo\u1ea1i n\u1ed9i dung c\u1ee7a b\u1ea1n:<\/strong> Ch\u1ecdn danh m\u1ee5c ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng g\u00ec b\u1ea1n mu\u1ed1n chia s\u1ebb. B\u1ea1n c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t URL th\u00e0nh m\u1ed9t li\u00ean k\u1ebft c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/link-qr-code-generator\/\">tr\u00ecnh t\u1ea1o m\u00e3 QR li\u00ean k\u1ebft<\/a>, chia s\u1ebb t\u00e0i li\u1ec7u th\u00f4ng qua <a href=\"https:\/\/pageloot.com\/vi\/pdf-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR PDF<\/a>, ho\u1eb7c cung c\u1ea5p chi ti\u1ebft li\u00ean h\u1ec7 ngay l\u1eadp t\u1ee9c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/vcard-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR vCard<\/a>. C\u00e1c \u0111\u1ecbnh d\u1ea1ng t\u1ec7p \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 bao g\u1ed3m PDF, DOC, DOCX, PPT, CSV v\u00e0 ZIP.<\/li>\n<li><strong>Nh\u1eadp d\u1eef li\u1ec7u \u0111\u00edch c\u1ee7a b\u1ea1n:<\/strong> Nh\u1eadp URL c\u1ee7a b\u1ea1n, t\u1ea3i l\u00ean t\u1ec7p c\u1ee7a b\u1ea1n ho\u1eb7c nh\u1eadp v\u0103n b\u1ea3n ho\u1eb7c th\u00f4ng tin li\u00ean h\u1ec7 b\u1ea1n mu\u1ed1n m\u00e3 h\u00f3a. Tr\u00ecnh t\u1ea1o s\u1ebd x\u1eed l\u00fd ph\u1ea7n c\u00f2n l\u1ea1i.<\/li>\n<li><strong>\u00c1p d\u1ee5ng th\u01b0\u01a1ng hi\u1ec7u:<\/strong> V\u01b0\u1ee3t ra ngo\u00e0i m\u1eabu \u0111en tr\u1eafng m\u1eb7c \u0111\u1ecbnh b\u1eb1ng c\u00e1ch th\u00eam logo, ch\u1ecdn m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u v\u00e0 ch\u1ecdn m\u1ed9t m\u1eabu thi\u1ebft k\u1ebf. C\u00e1c m\u00e3 \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh s\u1ebd c\u1ee7ng c\u1ed1 nh\u1eadn di\u1ec7n th\u01b0\u01a1ng hi\u1ec7u t\u1ea1i m\u1ecdi \u0111i\u1ec3m ti\u1ebfp x\u00fac. \u0110\u1ec3 xem h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00e1c t\u00f9y ch\u1ecdn thi\u1ebft k\u1ebf, h\u00e3y xem h\u01b0\u1edbng d\u1eabn v\u1ec1 <a href=\"https:\/\/pageloot.com\/vi\/how-to\/custom-qr-code\/\">c\u00e1ch t\u1ea1o m\u00e3 QR t\u00f9y ch\u1ec9nh<\/a>.<\/li>\n<li><strong>T\u1ea3i xu\u1ed1ng v\u00e0 ki\u1ec3m tra:<\/strong> L\u01b0u t\u1ec7p \u1edf \u0111\u1ed9 ph\u00e2n gi\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea7u ra c\u1ee7a b\u1ea1n. Lu\u00f4n qu\u00e9t m\u00e3 \u0111\u00e3 ho\u00e0n th\u00e0nh tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb tr\u01b0\u1edbc khi g\u1eedi t\u00e0i li\u1ec7u \u0111i in.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>C\u1eadp nh\u1eadt m\u00e3 c\u1ee7a b\u1ea1n m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i<\/strong> S\u1eed d\u1ee5ng m\u00e3 \u0111\u1ed9ng c\u00f3 ngh\u0129a l\u00e0 t\u00e0i li\u1ec7u in c\u1ee7a b\u1ea1n kh\u00f4ng bao gi\u1edd b\u1ecb l\u1ed7i th\u1eddi. 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\u1ec3 ch\u1ec9nh s\u1eeda v\u00e0 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn b\u1ea5t c\u1ee9 l\u00fac n\u00e0o t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee7a b\u1ea1n.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 thi\u1ebft k\u1ebf v\u00e0 in \u1ea5n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o t\u1ed1t v\u1eabn c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i n\u1ebfu th\u00f4ng s\u1ed1 thi\u1ebft k\u1ebf ho\u1eb7c in \u1ea5n kh\u00f4ng ch\u00ednh x\u00e1c. M\u00e1y qu\u00e9t d\u1ef1a v\u00e0o \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n \u0111\u1ec3 ph\u00e2n bi\u1ec7t c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u1edbi n\u1ec1n s\u00e1ng, v\u00ec v\u1eady h\u00e3y lu\u00f4n s\u1eed d\u1ee5ng ti\u1ec1n c\u1ea3nh t\u1ed1i tr\u00ean n\u1ec1n s\u00e1ng. \u0110\u1ea3o ng\u01b0\u1ee3c m\u1ed1i quan h\u1ec7 \u0111\u00f3 \u2013 m\u00f4-\u0111un s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i \u2013 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 tin c\u1eady khi qu\u00e9t. \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 c\u00e1ch l\u1ef1a ch\u1ecdn m\u00e0u s\u1eafc \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t, <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-color-contrast-best-practices\/\">h\u01b0\u1edbng d\u1eabn \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u m\u00e3 QR<\/a> bao g\u1ed3m c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt \u0111\u00e1ng tu\u00e2n th\u1ee7.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-design-52d0af-b5dc3cbf8df7.webp\" alt=\"C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t khi in QR\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">K\u00edch th\u01b0\u1edbc c\u0169ng quan tr\u1ecdng kh\u00f4ng k\u00e9m. M\u1ed9t quy t\u1eafc th\u1ef1c t\u1ebf l\u00e0 <strong>t\u1ef7 l\u1ec7 kho\u1ea3ng c\u00e1ch-\u0111\u1ebfn-k\u00edch th\u01b0\u1edbc 10:1<\/strong>: n\u1ebfu ai \u0111\u00f3 s\u1ebd qu\u00e9t t\u1eeb kho\u1ea3ng c\u00e1ch 20 inch, m\u00e3 c\u1ea7n c\u00f3 chi\u1ec1u r\u1ed9ng \u00edt nh\u1ea5t 2 inch. \u0110\u1ed1i v\u1edbi danh thi\u1ebfp v\u00e0 c\u00e1c t\u00e0i li\u1ec7u t\u1ea7m g\u1ea7n kh\u00e1c, k\u00edch th\u01b0\u1edbc t\u1ed1i thi\u1ec3u 0,8 \u00d7 0,8 inch l\u00e0 ti\u00eau chu\u1ea9n c\u01a1 b\u1ea3n. K\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n c\u00f3 nguy c\u01a1 qu\u00e9t th\u1ea5t b\u1ea1i tr\u00ean \u0111i\u1ec7n tho\u1ea1i g\u1eb7p kh\u00f3 kh\u0103n khi l\u1ea5y n\u00e9t v\u00e0o m\u1ed9t m\u1eabu d\u00e0y \u0111\u1eb7c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 s\u1ea3n xu\u1ea5t in \u1ea5n, h\u00e3y t\u1ea3i xu\u1ed1ng t\u00e0i s\u1ea3n c\u1ee7a b\u1ea1n \u1edf \u0111\u1ecbnh d\u1ea1ng vector nh\u01b0 SVG ho\u1eb7c EPS. C\u00e1c t\u1ec7p vector c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng \u0111\u1ebfn b\u1ea5t k\u1ef3 k\u00edch th\u01b0\u1edbc n\u00e0o m\u00e0 kh\u00f4ng b\u1ecb pixel h\u00f3a, \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng khi c\u00f9ng m\u1ed9t m\u00e3 xu\u1ea5t hi\u1ec7n tr\u00ean c\u1ea3 t\u1edd r\u01a1i v\u00e0 bi\u1ec3u ng\u1eef. M\u1ed9t ph\u00e2n t\u00edch \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00e1c ti\u00eau chu\u1ea9n in \u1ea5n v\u00e0 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng c\u00f3 s\u1eb5n trong <a href=\"https:\/\/pageloot.com\/vi\/blog\/checklist-for-designing-user-friendly-qr-codes\/\">danh s\u00e1ch ki\u1ec3m tra \u0111\u1ec3 thi\u1ebft k\u1ebf m\u00e3 QR th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c th\u1ef1c h\u00e0nh b\u1ed5 sung \u0111\u00e1ng \u0111\u01b0a v\u00e0o quy tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Th\u00eam m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng ng\u1eafn g\u1ecdn g\u1ea7n m\u00e3 (v\u00ed d\u1ee5: \u201cQu\u00e9t \u0111\u1ec3 xem menu\u201d) \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng bi\u1ebft \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra<\/li>\n<li>\u0110\u1ec3 l\u1ea1i m\u1ed9t v\u00f9ng y\u00ean t\u0129nh \u2013 m\u1ed9t l\u1ec1 r\u00f5 r\u00e0ng \u2013 xung quanh to\u00e0n b\u1ed9 m\u00e3 \u0111\u1ec3 ng\u0103n c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf xung quanh can thi\u1ec7p v\u00e0o vi\u1ec7c qu\u00e9t<\/li>\n<li>Ki\u1ec3m tra trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng kh\u00e1c nhau, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c m\u00e3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u00f4i tr\u01b0\u1eddng thi\u1ebfu s\u00e1ng<\/li>\n<li>\u00d4n t\u1eadp <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-usability-best-practices\/\">c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng m\u00e3 QR<\/a> tr\u01b0\u1edbc khi ho\u00e0n thi\u1ec7n b\u1ea5t k\u1ef3 \u0111\u1ee3t in s\u1ed1 l\u01b0\u1ee3ng l\u1edbn n\u00e0o<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Theo d\u00f5i chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n trong th\u1eddi gian th\u1ef1c<\/strong> B\u1ea1n mu\u1ed1n bi\u1ebft ch\u00ednh x\u00e1c kh\u00e1ch h\u00e0ng c\u1ee7a m\u00ecnh \u0111ang qu\u00e9t t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n \u1edf \u0111\u00e2u v\u00e0 khi n\u00e0o? H\u00e3y 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\u1ec3 theo d\u00f5i v\u00e0 truy c\u1eadp b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n hi\u1ec7u su\u1ea5t \u0111\u1ea7y \u0111\u1ee7 ngay h\u00f4m nay.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecdn lo\u1ea1i m\u00e3 ph\u00f9 h\u1ee3p, \u00e1p d\u1ee5ng th\u01b0\u01a1ng hi\u1ec7u nh\u1ea5t qu\u00e1n v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt in l\u00e0 ba y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh li\u1ec7u m\u00e3 QR c\u00f3 th\u1ef1c s\u1ef1 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 tr\u00ean th\u1ef1c t\u1ebf hay kh\u00f4ng. B\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t m\u1ee5c ti\u00eau r\u00f5 r\u00e0ng, t\u1ea1o m\u00e3 \u0111\u1ed9ng n\u1ebfu b\u1ea1n c\u1ea7n s\u1ef1 linh ho\u1ea1t v\u00e0 ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng tr\u01b0\u1edbc khi cam k\u1ebft in.<\/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-461266321222\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 thay \u0111\u1ed5i li\u00ean k\u1ebft trong m\u00e3 QR sau khi t\u00f4i \u0111\u00e3 in n\u00f3 kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">B\u1ea1n ch\u1ec9 c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn n\u1ebfu b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng m\u00e3 QR \u0111\u1ed9ng. M\u00e3 t\u0129nh c\u00f3 \u0111\u00edch \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a tr\u1ef1c ti\u1ebfp v\u00e0o m\u1eabu, v\u00ec v\u1eady vi\u1ec7c thay \u0111\u1ed5i n\u01a1i n\u00f3 tr\u1ecf \u0111\u1ebfn y\u00eau c\u1ea7u t\u1ea1o v\u00e0 in m\u1ed9t m\u00e3 ho\u00e0n to\u00e0n m\u1edbi. T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1ch ch\u1ec9nh s\u1eeda m\u00e3 QR sau khi t\u1ea1o.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-93f55d422711\"><strong class=\"schema-faq-question\">K\u00edch th\u01b0\u1edbc t\u1ed1i thi\u1ec3u cho m\u00e3 QR tr\u00ean danh thi\u1ebfp l\u00e0 bao nhi\u00eau?<\/strong> <p class=\"schema-faq-answer\">T\u1ed1i thi\u1ec3u 0.8 \u00d7 0.8 inch \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho c\u00e1c v\u1eadt li\u1ec7u \u1edf c\u1ef1 ly g\u1ea7n nh\u01b0 danh thi\u1ebfp. D\u01b0\u1edbi ng\u01b0\u1ee1ng \u0111\u00f3, nhi\u1ec1u \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh g\u1eb7p kh\u00f3 kh\u0103n khi l\u1ea5y n\u00e9t v\u00e0o m\u1eabu v\u00e0 gi\u1ea3i m\u00e3 n\u00f3 m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-d96ad4335238\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 c\u1ea7n m\u1ed9t \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t \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 th\u00f4ng minh hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR tr\u1ef1c ti\u1ebfp th\u00f4ng qua \u1ee9ng d\u1ee5ng camera t\u00edch h\u1ee3p s\u1eb5n. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n h\u01b0\u1edbng camera v\u00e0o m\u00e3 v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o k\u00e8m theo li\u00ean k\u1ebft \u0111\u00edch \u2013 kh\u00f4ng c\u1ea7n \u1ee9ng d\u1ee5ng c\u1ee7a b\u00ean th\u1ee9 ba.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u c\u00e1ch t\u1ea1o m\u00e3 QR v\u1edbi h\u01b0\u1edbng d\u1eabn n\u00e0y. Ch\u1ecdn gi\u1eefa c\u00e1c lo\u1ea1i t\u0129nh v\u00e0 \u0111\u1ed9ng, t\u00f9y ch\u1ec9nh thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t \u0111\u1ec3 d\u1ec5 qu\u00e9t.<\/p>","protected":false},"author":17,"featured_media":53863,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-2007","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 Create a QR Code<\/title>\n<meta name=\"description\" content=\"Learn how to create a QR code with this guide. 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Choose between static and dynamic types, customize your design, and follow best practices for scannability.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/vi\/how-to\/create-qr-code\/\" \/>\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=\"2019-04-20T18:50:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-29T10:15:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/branded-flyer-scanning-d85ffe-ae1c69bb56ae.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\\\/create-qr-code\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"How to Create a QR Code\",\"datePublished\":\"2019-04-20T18:50:58+00:00\",\"dateModified\":\"2026-04-29T10:15:23+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/\"},\"wordCount\":950,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/branded-flyer-scanning-d85ffe-ae1c69bb56ae.webp\",\"articleSection\":[\"Guides\"],\"inLanguage\":\"vi\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/\",\"name\":\"How to Create a QR Code\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/create-qr-code\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/branded-flyer-scanning-d85ffe-ae1c69bb56ae.webp\",\"datePublished\":\"2019-04-20T18:50:58+00:00\",\"dateModified\":\"2026-04-29T10:15:23+00:00\",\"description\":\"Learn how to create a QR code with this guide. 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