{"id":55451,"date":"2026-06-30T08:18:15","date_gmt":"2026-06-30T08:18:15","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/qr-codes-on-postcards\/"},"modified":"2026-07-02T17:10:02","modified_gmt":"2026-07-02T17:10:02","slug":"postcards","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/qr-codes-on\/postcards\/","title":{"rendered":"M\u00e3 QR tr\u00ean B\u01b0u thi\u1ebfp: C\u00e1ch \u0111\u1ec3 Th\u00fac \u0111\u1ea9y T\u01b0\u01a1ng t\u00e1c v\u00e0 Theo d\u00f5i K\u1ebft qu\u1ea3"},"content":{"rendered":"<p class=\"wp-block-paragraph\">B\u01b0u thi\u1ebfp g\u1eedi th\u01b0 tr\u1ef1c ti\u1ebfp c\u1ee7a b\u1ea1n c\u00f3 b\u1ecb b\u1ecf qua kh\u00f4ng \u0111\u01b0\u1ee3c theo d\u00f5i sau khi r\u1eddi kh\u1ecfi m\u00e1y in? N\u1ebfu kh\u00f4ng c\u00f3 li\u00ean k\u1ebft c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng gi\u1eefa th\u01b0 v\u1eadt l\u00fd v\u00e0 k\u1ebft qu\u1ea3 k\u1ef9 thu\u1eadt s\u1ed1, b\u1ea1n \u0111ang chi ti\u00eau ng\u00e2n s\u00e1ch m\u00e0 kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o \u0111\u1ec3 ch\u1ee9ng minh ROI. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m c\u00e1ch th\u00eam m\u00e3 QR v\u00e0o b\u01b0u thi\u1ebfp m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u2013 t\u1eeb thi\u1ebft k\u1ebf v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u1ebfn theo d\u00f5i hi\u1ec7u su\u1ea5t chi\u1ebfn d\u1ecbch trong th\u1eddi gian th\u1ef1c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao m\u00e3 QR n\u00ean c\u00f3 tr\u00ean b\u01b0u thi\u1ebfp g\u1eedi th\u01b0 tr\u1ef1c ti\u1ebfp<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u01b0 tr\u1ef1c ti\u1ebfp lu\u00f4n \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t v\u1ea5n \u0111\u1ec1 dai d\u1eb3ng: \u0111o l\u01b0\u1eddng ph\u1ea3n h\u1ed3i. B\u1ea1n g\u1eedi h\u00e0ng ng\u00e0n \u1ea5n ph\u1ea9m v\u00e0 d\u1ef1a v\u00e0o b\u1eb1ng ch\u1ee9ng giai tho\u1ea1i ho\u1eb7c vi\u1ec7c \u0111\u1ed5i phi\u1ebfu gi\u1ea3m gi\u00e1 \u0111\u1ec3 \u0111o\u00e1n xem \u0111i\u1ec1u g\u00ec hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y. D\u1ecbch v\u1ee5 B\u01b0u ch\u00ednh Hoa K\u1ef3 c\u00f4ng nh\u1eadn m\u00e3 QR l\u00e0 m\u1ed9t c\u00e1ch tr\u1ef1c ti\u1ebfp \u0111\u1ec3 k\u1ebft n\u1ed1i ng\u01b0\u1eddi nh\u1eadn th\u01b0 v\u1edbi n\u1ed9i dung k\u1ef9 thu\u1eadt s\u1ed1 gi\u00fap th\u00fac \u0111\u1ea9y h\u00e0nh tr\u00ecnh kh\u00e1ch h\u00e0ng c\u1ee7a h\u1ecd \u2013 v\u00e0 th\u1eadm ch\u00ed \u0111\u00e3 cung c\u1ea5p gi\u1ea3m gi\u00e1 b\u01b0u ph\u00ed cho nh\u1eefng ng\u01b0\u1eddi g\u1eedi th\u01b0 bao g\u1ed3m m\u00e3 v\u1ea1ch hai chi\u1ec1u c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c tr\u00ean \u1ea5n ph\u1ea9m c\u1ee7a h\u1ecd. Trong s\u1ed1 c\u00e1c t\u1ed5 ch\u1ee9c theo d\u00f5i ph\u1ea3n h\u1ed3i th\u01b0 tr\u1ef1c ti\u1ebfp, 82% s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p theo d\u00f5i tr\u1ef1c tuy\u1ebfn t\u1eadn d\u1ee5ng m\u00e3 QR, URL c\u1ee5 th\u1ec3 ho\u1eb7c m\u1ed9t c\u01a1 ch\u1ebf k\u1ef9 thu\u1eadt s\u1ed1 kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1eddng h\u1ee3p n\u00e0y r\u00f5 r\u00e0ng: n\u1ebfu b\u1ea1n g\u1eedi b\u01b0u thi\u1ebfp m\u00e0 kh\u00f4ng c\u00f3 m\u00e3 QR, b\u1ea1n \u0111ang b\u1ecf l\u1ee1 c\u1ea3 s\u1ef1 t\u01b0\u01a1ng t\u00e1c v\u00e0 d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn lo\u1ea1i m\u00e3 QR ph\u00f9 h\u1ee3p cho b\u01b0u thi\u1ebfp<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi t\u1ea1o m\u00e3 c\u1ee7a b\u1ea1n, h\u00e3y quy\u1ebft \u0111\u1ecbnh xem b\u1ea1n c\u1ea7n m\u1ed9t <strong>t\u0129nh<\/strong> ho\u1eb7c l\u00e0 <strong>M\u00e3 \u0111\u1ed9ng<\/strong> m\u00e3 QR \u2013 l\u1ef1a ch\u1ecdn n\u00e0y c\u00f3 nh\u1eefng h\u1eadu qu\u1ea3 \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi c\u00e1ch chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR t\u0129nh m\u00e3 h\u00f3a v\u0129nh vi\u1ec5n m\u1ed9t URL v\u00e0o ch\u00ednh m\u1eabu m\u00e3. Sau khi in, \u0111i\u1ec3m \u0111\u1ebfn kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho n\u1ed9i dung kh\u00f4ng l\u1ed7i th\u1eddi s\u1ebd kh\u00f4ng bao gi\u1edd c\u1ea7n c\u1eadp nh\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 danh s\u00e1ch s\u1ea3n ph\u1ea9m v\u0129nh vi\u1ec5n ho\u1eb7c trang li\u00ean h\u1ec7 c\u1ee7a doanh nghi\u1ec7p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR \u0111\u1ed9ng tr\u1ecf \u0111\u1ebfn m\u1ed9t li\u00ean k\u1ebft chuy\u1ec3n h\u01b0\u1edbng ng\u1eafn m\u00e0 b\u1ea1n ki\u1ec3m so\u00e1t. M\u00e3 \u0111\u00e3 in v\u1eabn gi\u1eef nguy\u00ean, nh\u01b0ng b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt URL \u0111\u00edch b\u1ea5t c\u1ee9 l\u00fac n\u00e0o \u2013 ngay c\u1ea3 sau khi b\u01b0u thi\u1ebfp \u0111\u00e3 n\u1eb1m trong h\u1ed9p th\u01b0 c\u1ee7a ng\u01b0\u1eddi nh\u1eadn. M\u00e3 \u0111\u1ed9ng c\u0169ng m\u1edf kh\u00f3a ph\u00e2n t\u00edch qu\u00e9t \u0111\u1ea7y \u0111\u1ee7, bao g\u1ed3m s\u1ed1 l\u01b0\u1ee3t qu\u00e9t, th\u1eddi gian qu\u00e9t, v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd v\u00e0 lo\u1ea1i thi\u1ebft b\u1ecb.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c chi\u1ebfn d\u1ecbch b\u01b0u thi\u1ebfp, m\u00e3 \u0111\u1ed9ng l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn. N\u1ebfu \u01b0u \u0111\u00e3i c\u1ee7a b\u1ea1n thay \u0111\u1ed5i gi\u1eefa chi\u1ebfn d\u1ecbch, b\u1ea1n c\u00f3 th\u1ec3 chuy\u1ec3n h\u01b0\u1edbng ng\u01b0\u1eddi qu\u00e9t \u0111\u1ebfn m\u1ed9t trang \u0111\u00edch m\u1edbi m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. N\u1ebfu m\u1ed9t phi\u00ean b\u1ea3n b\u01b0u thi\u1ebfp ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n phi\u00ean b\u1ea3n kh\u00e1c, ph\u00e2n t\u00edch c\u1ee7a b\u1ea1n s\u1ebd cho b\u1ea1n bi\u1ebft ch\u00ednh x\u00e1c l\u00fd do.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Theo d\u00f5i m\u1ecdi l\u01b0\u1ee3t qu\u00e9t t\u1eeb chi\u1ebfn d\u1ecbch b\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n<\/strong> S\u1eed d\u1ee5ng <a href=\"https:\/\/pageloot.com\/vi\/dynamic-qr-code-generator\/\">T\u1ea1o m\u00e3 QR \u0111\u1ed9ng<\/a> \u0111\u1ec3 t\u1ea1o m\u1ed9t m\u00e3 c\u00f3 th\u1ec3 theo d\u00f5i b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt b\u1ea5t c\u1ee9 l\u00fac n\u00e0o \u2013 kh\u00f4ng c\u1ea7n in l\u1ea1i. Truy c\u1eadp b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u00e2n t\u00edch qu\u00e9t \u0111\u1ea7y \u0111\u1ee7 ngay t\u1eeb khi b\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n \u0111\u1ebfn h\u1ed9p th\u01b0.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">N\u00ean li\u00ean k\u1ebft m\u00e3 QR b\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n \u0111\u1ebfn \u0111\u00e2u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec3m \u0111\u1ebfn quan tr\u1ecdng c\u0169ng nh\u01b0 ch\u00ednh m\u00e3 \u0111\u00f3. Vi\u1ec7c qu\u00e9t ph\u1ea3i mang l\u1ea1i c\u1ea3m gi\u00e1c b\u1ed5 \u00edch ngay l\u1eadp t\u1ee9c, kh\u00f4ng g\u00e2y nh\u1ea7m l\u1eabn. Ch\u1ecdn m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn d\u1ef1a tr\u00ean m\u1ee5c ti\u00eau chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A <strong>trang \u0111\u00edch qu\u1ea3ng c\u00e1o<\/strong> \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh cho \u01b0u \u0111\u00e3i ho\u1eb7c th\u00f4ng \u0111i\u1ec7p c\u1ee5 th\u1ec3 c\u1ee7a b\u01b0u thi\u1ebfp<\/li>\n<li>A <strong>bi\u1ec3u m\u1eabu thu th\u1eadp kh\u00e1ch h\u00e0ng ti\u1ec1m n\u0103ng<\/strong> \u0111\u1ec3 thu th\u1eadp t\u00ean, email ho\u1eb7c y\u00eau c\u1ea7u b\u00e1o gi\u00e1 t\u1eeb nh\u1eefng ng\u01b0\u1eddi nh\u1eadn quan t\u00e2m<\/li>\n<li>A <strong>trang s\u1ea3n ph\u1ea9m ho\u1eb7c d\u1ecbch v\u1ee5<\/strong> gi\u00fap ng\u01b0\u1eddi nh\u1eadn \u0111\u1ebfn \u0111\u01b0\u1ee3c th\u1ee9 b\u1ea1n \u0111ang b\u00e1n m\u00e0 kh\u00f4ng c\u1ea7n \u0111i\u1ec1u h\u01b0\u1edbng th\u00eam<\/li>\n<li>A <strong>video ho\u1eb7c b\u1ea3n demo<\/strong> cho ph\u00e9p k\u1ec3 chuy\u1ec7n s\u00e2u s\u1eafc h\u01a1n th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c m\u00e0 \u0111\u1ecbnh d\u1ea1ng b\u01b0u thi\u1ebfp kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7<\/li>\n<li>A <strong>trang li\u00ean h\u1ec7 ho\u1eb7c \u0111\u1eb7t l\u1ecbch<\/strong> cung c\u1ea5p cho ng\u01b0\u1eddi nh\u1eadn m\u1ed9t c\u00e1ch t\u1ee9c th\u00ec \u0111\u1ec3 l\u00ean l\u1ecbch cu\u1ed9c g\u1ecdi ho\u1eb7c cu\u1ed9c h\u1eb9n<\/li>\n<li>A <strong>t\u1ea3i xu\u1ed1ng PDF<\/strong> chia s\u1ebb t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o, th\u1ef1c \u0111\u01a1n ho\u1eb7c danh m\u1ee5c v\u1edbi nhi\u1ec1u chi ti\u1ebft h\u01a1n so v\u1edbi b\u01b0u thi\u1ebfp cho ph\u00e9p<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f9 b\u1ea1n li\u00ean k\u1ebft \u0111\u1ebfn \u0111\u00e2u, h\u00e3y \u0111\u1ea3m b\u1ea3o \u0111i\u1ec3m \u0111\u1ebfn l\u00e0 <strong>t\u1ed1i \u01b0u h\u00f3a cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/strong>. Ng\u01b0\u1eddi nh\u1eadn b\u01b0u thi\u1ebfp qu\u00e9t b\u1eb1ng \u0111i\u1ec7n tho\u1ea1i c\u1ee7a h\u1ecd, v\u00e0 m\u1ed9t trang kh\u00f4ng hi\u1ec3n th\u1ecb t\u1ed1t tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng s\u1ebd khi\u1ebfn h\u1ecd r\u1eddi \u0111i ngay l\u1eadp t\u1ee9c. Nguy\u00ean t\u1eafc t\u01b0\u01a1ng t\u1ef1 c\u0169ng \u00e1p d\u1ee5ng khi <a href=\"https:\/\/pageloot.com\/vi\/blog\/how-to-add-qr-codes-to-flyers-and-brochures\/\">th\u00eam m\u00e3 QR v\u00e0o t\u1edd r\u01a1i v\u00e0 t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o<\/a> \u2013 tr\u1ea3i nghi\u1ec7m \u0111i\u1ec3m \u0111\u1ebfn c\u0169ng quan tr\u1ecdng nh\u01b0 ch\u00ednh m\u00e3 \u0111\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u00edch th\u01b0\u1edbc m\u00e3 QR c\u1ee7a b\u1ea1n \u0111\u1ec3 in b\u01b0u thi\u1ebfp<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c c\u00f3 k\u00edch th\u01b0\u1edbc \u0111\u00fang l\u00e0 r\u1ea5t quan tr\u1ecdng. M\u1ed9t m\u00e3 QR qu\u00e1 nh\u1ecf s\u1ebd kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c \u0111\u00e1ng tin c\u1eady. Pageloot khuy\u1ebfn ngh\u1ecb m\u1ed9t <strong>k\u00edch th\u01b0\u1edbc in t\u1ed1i thi\u1ec3u l\u00e0 0,8 \u00d7 0,8 inch (2 \u00d7 2 cm)<\/strong> \u0111\u1ec3 qu\u00e9t \u1edf c\u1ef1 ly g\u1ea7n, ch\u1eb3ng h\u1ea1n nh\u01b0 khi ai \u0111\u00f3 c\u1ea7m b\u01b0u thi\u1ebfp \u1edf kho\u1ea3ng c\u00e1ch m\u1ed9t s\u1ea3i tay.<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-0f5bce-5bd2497385f3.webp\" alt=\"M\u1eb9o v\u1ec1 m\u00e3 QR b\u01b0u thi\u1ebfp\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi b\u01b0u thi\u1ebfp, th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1eef \u1edf kho\u1ea3ng c\u00e1ch 10\u201320 inch so v\u1edbi camera \u0111i\u1ec7n tho\u1ea1i, h\u00e3y \u00e1p d\u1ee5ng <strong>t\u1ef7 l\u1ec7 kho\u1ea3ng c\u00e1ch qu\u00e9t-\u0111\u1ebfn-k\u00edch th\u01b0\u1edbc 10:1<\/strong>: chi\u1ec1u r\u1ed9ng m\u00e3 QR ph\u1ea3i x\u1ea5p x\u1ec9 m\u1ed9t ph\u1ea7n m\u01b0\u1eddi kho\u1ea3ng c\u00e1ch qu\u00e9t d\u1ef1 ki\u1ebfn. Ng\u01b0\u1eddi nh\u1eadn qu\u00e9t t\u1eeb kho\u1ea3ng c\u00e1ch 12 inch c\u1ea7n m\u1ed9t m\u00e3 c\u00f3 chi\u1ec1u r\u1ed9ng \u00edt nh\u1ea5t 1,2 inch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1ef1c t\u1ebf, h\u00e3y nh\u1eafm \u0111\u1ebfn m\u1ed9t m\u00e3 QR c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb <strong>1 \u0111\u1ebfn 1,5 inch (25\u201338 mm)<\/strong> tr\u00ean m\u1ed9t b\u01b0u thi\u1ebfp ti\u00eau chu\u1ea9n. K\u00edch th\u01b0\u1edbc n\u00e0y tho\u1ea3i m\u00e1i \u0111\u00e1p \u1ee9ng c\u00e1c kho\u1ea3ng c\u00e1ch qu\u00e9t th\u00f4ng th\u01b0\u1eddng \u0111\u1ed3ng th\u1eddi \u0111\u1ec3 l\u1ea1i \u0111\u1ee7 kh\u00f4ng gian cho ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n. \u0110\u1ec3 c\u00f3 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft tr\u00ean c\u00e1c \u0111\u1ecbnh d\u1ea1ng kh\u00e1c, h\u00e3y xem <a href=\"https:\/\/pageloot.com\/vi\/blog\/qr-code-sizing-for-different-print-materials\/\">h\u01b0\u1edbng d\u1eabn v\u1ec1 k\u00edch th\u01b0\u1edbc m\u00e3 QR cho v\u1eadt li\u1ec7u in<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nguy\u00ean t\u1eafc thi\u1ebft k\u1ebf cho m\u00e3 QR b\u01b0u thi\u1ebfp c\u00f3 th\u1ec3 qu\u00e9t \u0111\u01b0\u1ee3c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 m\u00e0u s\u1eafc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y qu\u00e9t ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ph\u00e1t hi\u1ec7n \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1eefa c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u00e0 n\u1ec1n s\u00e1ng. \u0110\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao l\u00e0 kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng. M\u00e0u \u0111en tr\u00ean n\u1ec1n tr\u1eafng mang l\u1ea1i kh\u1ea3 n\u0103ng qu\u00e9t \u0111\u00e1ng tin c\u1eady nh\u1ea5t v\u00e0 l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh an to\u00e0n nh\u1ea5t. C\u00e1c m\u00e0u t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u2013 v\u00e0 vi\u1ec7c duy tr\u00ec \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao v\u1edbi m\u00e0u s\u1eafc th\u01b0\u01a1ng hi\u1ec7u c\u00f3 th\u1ec3 t\u0103ng \u0111\u00e1ng k\u1ec3 m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c \u2013 nh\u01b0ng b\u1ea1n c\u1ea7n duy tr\u00ec \u0111\u1ee7 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n gi\u1eefa ti\u1ec1n c\u1ea3nh v\u00e0 h\u1eadu c\u1ea3nh, v\u1edbi t\u1ef7 l\u1ec7 t\u1ed1i thi\u1ec3u \u00edt nh\u1ea5t 3:1 v\u00e0 l\u00fd t\u01b0\u1edfng l\u00e0 4:1 ho\u1eb7c cao h\u01a1n. H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00e1ch ph\u1ed1i m\u00e0u hi\u1ec7u qu\u1ea3 c\u00f3 s\u1eb5n trong <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> h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00e1nh nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c m\u00f4-\u0111un m\u00e0u s\u00e1ng tr\u00ean n\u1ec1n s\u00e1ng<\/li>\n<li>C\u00e1c d\u1ea3i m\u00e0u chuy\u1ec3n s\u1eafc t\u1ea1o \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n kh\u00f4ng \u0111\u1ec1u tr\u00ean m\u00e3<\/li>\n<li>\u0110\u1ea3o ng\u01b0\u1ee3c m\u00e3 (m\u1eabu s\u00e1ng tr\u00ean n\u1ec1n t\u1ed1i) \u2013 m\u1ed9t s\u1ed1 m\u00e1y qu\u00e9t kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng v\u1edbi c\u00e1c b\u1ea3ng m\u00e0u \u0111\u1ea3o ng\u01b0\u1ee3c<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00f9ng y\u00ean t\u0129nh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c <strong>v\u00f9ng y\u00ean t\u0129nh<\/strong> l\u00e0 \u0111\u01b0\u1eddng vi\u1ec1n tr\u1eafng r\u00f5 r\u00e0ng bao quanh m\u1eabu m\u00e3 QR. Theo ti\u00eau chu\u1ea9n ISO\/IEC 18004, n\u00f3 ph\u1ea3i r\u1ed9ng \u00edt nh\u1ea5t b\u1ed1n m\u00f4-\u0111un \u1edf t\u1ea5t c\u1ea3 c\u00e1c c\u1ea1nh. Tr\u00ean m\u1ed9t t\u1ea5m b\u01b0u thi\u1ebfp, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u0111\u1ec3 l\u1ea1i kho\u1ea3ng m\u1ed9t ph\u1ea7n t\u01b0 inch (0,25 inch) kh\u00f4ng gian tr\u1ed1ng xung quanh m\u00e3 v\u00e0 kh\u00f4ng \u0111\u1eb7t v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh ho\u1eb7c c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf tr\u1ef1c ti\u1ebfp li\u1ec1n k\u1ec1 v\u1edbi n\u00f3. V\u00f9ng \u0111\u1ec7m n\u00e0y gi\u00fap m\u00e1y qu\u00e9t nh\u1eadn d\u1ea1ng n\u01a1i m\u00e3 b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac \u2013 n\u1ebfu kh\u00f4ng c\u00f3 n\u00f3, ngay c\u1ea3 m\u1ed9t m\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t c\u0169ng c\u00f3 th\u1ec3 kh\u00f4ng qu\u00e9t \u0111\u01b0\u1ee3c m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Th\u00eam Logo<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00eam logo th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n v\u00e0o trung t\u00e2m c\u1ee7a m\u00e3 QR gi\u00fap n\u00f3 d\u1ec5 nh\u1eadn bi\u1ebft v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n tr\u00ean m\u1ed9t t\u1ea5m b\u01b0u thi\u1ebfp. N\u1ebfu b\u1ea1n nh\u00fang m\u1ed9t logo, h\u00e3y s\u1eed d\u1ee5ng m\u1ee9c \u0111\u1ed9 s\u1eeda l\u1ed7i cao h\u01a1n (Q ho\u1eb7c H) \u0111\u1ec3 duy tr\u00ec kh\u1ea3 n\u0103ng qu\u00e9t, v\u00e0 gi\u1eef logo kh\u00f4ng qu\u00e1 30% t\u1ed5ng di\u1ec7n t\u00edch c\u1ee7a m\u00e3. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o m\u1ed9t m\u00e3 c\u00f3 th\u01b0\u01a1ng hi\u1ec7u b\u1eb1ng c\u00e1ch 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>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ea5t l\u01b0\u1ee3ng in<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Xu\u1ea5t m\u00e3 QR c\u1ee7a b\u1ea1n d\u01b0\u1edbi d\u1ea1ng t\u1ec7p vector (SVG ho\u1eb7c PDF) thay v\u00ec JPEG \u0111\u1ed9 ph\u00e2n gi\u1ea3i th\u1ea5p tr\u01b0\u1edbc khi g\u1eedi \u0111\u1ebfn m\u00e1y in. C\u00e1c \u0111\u1ecbnh d\u1ea1ng vector b\u1ea3o to\u00e0n c\u00e1c c\u1ea1nh m\u00f4-\u0111un s\u1eafc n\u00e9t \u1edf m\u1ecdi k\u00edch th\u01b0\u1edbc in. Y\u00eau c\u1ea7u \u00edt nh\u1ea5t 300 DPI t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 in c\u1ee7a b\u1ea1n v\u00e0 s\u1eed d\u1ee5ng l\u1edbp ho\u00e0n thi\u1ec7n m\u1edd n\u1ebfu c\u00f3 th\u1ec3 \u2013 b\u01b0u thi\u1ebfp b\u00f3ng c\u00f3 th\u1ec3 t\u1ea1o ra \u00e1nh s\u00e1ng ch\u00f3i g\u00e2y c\u1ea3n tr\u1edf vi\u1ec7c qu\u00e9t d\u01b0\u1edbi \u00e1nh s\u00e1ng m\u1ea1nh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N\u01a1i \u0111\u1eb7t M\u00e3 QR tr\u00ean B\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ecb tr\u00ed \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi nh\u1eadn th\u1ef1c s\u1ef1 qu\u00e9t. H\u00e3y l\u00e0m theo c\u00e1c nguy\u00ean t\u1eafc n\u00e0y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110\u1eb7t m\u00e3 \u1edf m\u1eb7t tin nh\u1eafn<\/strong>, kh\u00f4ng ph\u1ea3i m\u1eb7t \u0111\u1ecba ch\u1ec9 \u2013 \u0111\u00e2y l\u00e0 n\u01a1i ng\u01b0\u1eddi nh\u1eadn d\u00e0nh th\u1eddi gian \u0111\u1ecdc<\/li>\n<li><strong>\u0110\u1eb7t n\u00f3 \u1edf m\u1ed9t \u0111i\u1ec3m k\u1ebft th\u00fac \u0111\u1ecdc t\u1ef1 nhi\u00ean<\/strong>, ch\u1eb3ng h\u1ea1n nh\u01b0 g\u00f3c d\u01b0\u1edbi b\u00ean ph\u1ea3i ho\u1eb7c ngay b\u00ean d\u01b0\u1edbi l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng ch\u00ednh c\u1ee7a b\u1ea1n, \u0111\u1ec3 n\u00f3 xu\u1ea5t hi\u1ec7n sau khi ng\u01b0\u1eddi nh\u1eadn \u0111\u00e3 ti\u1ebfp thu th\u00f4ng \u0111i\u1ec7p c\u1ee7a b\u1ea1n<\/li>\n<li><strong>Bao quanh n\u00f3 b\u1eb1ng m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng r\u00f5 r\u00e0ng<\/strong> \u2013 c\u00e1c c\u1ee5m t\u1eeb nh\u01b0 \u201cQu\u00e9t \u0111\u1ec3 nh\u1eadn \u01b0u \u0111\u00e3i \u0111\u1ed9c quy\u1ec1n c\u1ee7a b\u1ea1n\u201d ho\u1eb7c \u201cQu\u00e9t \u0111\u1ec3 \u0111\u1eb7t l\u1ecbch h\u1eb9n c\u1ee7a b\u1ea1n\u201d cho ng\u01b0\u1eddi nh\u1eadn bi\u1ebft ch\u00ednh x\u00e1c ph\u1ea3i l\u00e0m g\u00ec v\u00e0 h\u1ecd s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c g\u00ec<\/li>\n<li><strong>Cho n\u00f3 kh\u00f4ng gian th\u1edf<\/strong> \u2013 \u0111\u1eebng l\u00e0m ch\u1eadt m\u00e3 b\u1eb1ng c\u00e1c y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf kh\u00e1c; v\u00f9ng y\u00ean t\u0129nh ph\u1ea3i lu\u00f4n r\u00f5 r\u00e0ng \u1edf t\u1ea5t c\u1ea3 c\u00e1c c\u1ea1nh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00e3 QR kh\u00f4ng c\u00f3 l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng l\u00e0 m\u1ed9t c\u01a1 h\u1ed9i b\u1ecb b\u1ecf l\u1ee1. Ng\u01b0\u1eddi nh\u1eadn kh\u00f4ng hi\u1ec3u t\u1ea1i sao h\u1ecd n\u00ean qu\u00e9t th\u00ec \u0111\u01a1n gi\u1ea3n l\u00e0 s\u1ebd kh\u00f4ng qu\u00e9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u00eam Th\u00f4ng s\u1ed1 UTM \u0111\u1ec3 Theo d\u00f5i Chi\u1ebfn d\u1ecbch<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 QR \u0111\u1ed9ng cung c\u1ea5p cho b\u1ea1n d\u1eef li\u1ec7u qu\u00e9t. Nh\u01b0ng \u0111\u1ec3 k\u1ebft n\u1ed1i nh\u1eefng l\u1ea7n qu\u00e9t \u0111\u00f3 v\u1edbi ph\u00e2n t\u00edch ti\u1ebfp th\u1ecb r\u1ed9ng h\u01a1n c\u1ee7a b\u1ea1n \u2013 bao g\u1ed3m nh\u1eefng g\u00ec ng\u01b0\u1eddi nh\u1eadn l\u00e0m sau khi h\u1ecd truy c\u1eadp trang c\u1ee7a b\u1ea1n \u2013 b\u1ea1n c\u1ea7n <strong>th\u00f4ng s\u1ed1 UTM<\/strong> \u0111\u01b0\u1ee3c th\u00eam v\u00e0o URL \u0111\u00edch c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c th\u00f4ng s\u1ed1 UTM l\u00e0 c\u00e1c th\u1ebb ng\u1eafn \u0111\u01b0\u1ee3c th\u00eam v\u00e0o m\u1ed9t URL cho Google Analytics bi\u1ebft l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1eaft ngu\u1ed3n t\u1eeb \u0111\u00e2u. C\u00e1c th\u00f4ng s\u1ed1 ti\u00eau chu\u1ea9n l\u00e0:<\/p>\n\n\n\n<figure>\n<table>\n<thead>\n<tr>\n<th>Tham s\u1ed1<\/th>\n<th>N\u00f3 Theo d\u00f5i G\u00ec<\/th>\n<th>Gi\u00e1 tr\u1ecb V\u00ed d\u1ee5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>`utm_ngu\u1ed3n`<\/td>\n<td>N\u01a1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1eaft ngu\u1ed3n<\/td>\n<td>`th\u01b0-tr\u1ef1c-ti\u1ebfp`<\/td>\n<\/tr>\n<tr>\n<td>`utm_ph\u01b0\u01a1ng-ti\u1ec7n`<\/td>\n<td>K\u00eanh ti\u1ebfp th\u1ecb<\/td>\n<td>`b\u01b0u-thi\u1ebfp`<\/td>\n<\/tr>\n<tr>\n<td>`utm_chi\u1ebfn-d\u1ecbch`<\/td>\n<td>T\u00ean chi\u1ebfn d\u1ecbch c\u1ee5 th\u1ec3<\/td>\n<td>`khuy\u1ebfn-m\u00e3i-m\u00f9a-h\u00e8-2025`<\/td>\n<\/tr>\n<tr>\n<td>`utm_n\u1ed9i-dung`<\/td>\n<td>Phi\u00ean b\u1ea3n b\u01b0u thi\u1ebfp n\u00e0o<\/td>\n<td>`phi\u00ean-b\u1ea3n-a`<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t URL \u0111\u01b0\u1ee3c g\u1eafn th\u1ebb ho\u00e0n ch\u1ec9nh tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">`https:\/\/yoursite.com\/offer?utm`<em>`ngu\u1ed3n=th\u01b0-tr\u1ef1c-ti\u1ebfp&amp;utm`<\/em>`ph\u01b0\u01a1ng-ti\u1ec7n=b\u01b0u-thi\u1ebfp&amp;utm_chi\u1ebfn-d\u1ecbch=khuy\u1ebfn-m\u00e3i-m\u00f9a-h\u00e8-2025`<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">X\u00e2y d\u1ef1ng URL c\u1ee7a b\u1ea1n b\u1eb1ng C\u00f4ng c\u1ee5 t\u1ea1o URL chi\u1ebfn d\u1ecbch c\u1ee7a Google, sau \u0111\u00f3 d\u00e1n URL \u0111\u01b0\u1ee3c g\u1eafn th\u1ebb \u0111\u00f3 v\u00e0o \u0111\u00edch c\u1ee7a m\u00e3 QR \u0111\u1ed9ng c\u1ee7a b\u1ea1n. Trong GA4, b\u1ea1n c\u00f3 th\u1ec3 xem l\u1ea1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp n\u00e0y trong <strong>B\u00e1o c\u00e1o &gt; Thu n\u1ea1p &gt; Thu n\u1ea1p l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>, trong \u0111\u00f3 ngu\u1ed3n Phi\u00ean, ph\u01b0\u01a1ng ti\u1ec7n Phi\u00ean v\u00e0 chi\u1ebfn d\u1ecbch Phi\u00ean s\u1ebd ph\u1ea3n \u00e1nh c\u00e1c gi\u00e1 tr\u1ecb UTM c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p b\u1ea1n g\u00e1n c\u00e1c phi\u00ean truy c\u1eadp trang web, c\u00e1c bi\u1ec3u m\u1eabu \u0111\u00e3 ho\u00e0n th\u00e0nh v\u00e0 c\u00e1c giao d\u1ecbch mua tr\u1ef1c ti\u1ebfp tr\u1edf l\u1ea1i c\u00e1c chi\u1ebfn d\u1ecbch b\u01b0u thi\u1ebfp c\u1ee5 th\u1ec3 \u2013 kh\u00e9p l\u1ea1i v\u00f2ng l\u1eb7p gi\u1eefa hi\u1ec7u su\u1ea5t in \u1ea5n v\u00e0 k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m tra tr\u01b0\u1edbc khi in<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng bao gi\u1edd g\u1eedi b\u01b0u thi\u1ebfp \u0111i in m\u00e0 kh\u00f4ng qu\u00e9t m\u00e3 QR cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc. H\u00e3y ki\u1ec3m tra n\u00f3 tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb \u2013 c\u1ea3 iOS v\u00e0 Android \u2013 v\u00e0 d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng kh\u00e1c nhau. X\u00e1c nh\u1eadn r\u1eb1ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00e3 qu\u00e9t nhanh ch\u00f3ng v\u00e0 \u0111\u00e1ng tin c\u1eady ngay trong l\u1ea7n th\u1eed \u0111\u1ea7u ti\u00ean<\/li>\n<li>URL \u0111\u00edch t\u1ea3i \u0111\u00fang c\u00e1ch v\u00e0 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/li>\n<li>C\u00e1c chuy\u1ec3n h\u01b0\u1edbng cho m\u00e3 \u0111\u1ed9ng gi\u1ea3i quy\u1ebft \u0111\u1ebfn \u0111\u00fang trang<\/li>\n<li>M\u00e3 v\u1eabn qu\u00e9t \u0111\u01b0\u1ee3c sau khi thi\u1ebft k\u1ebf b\u01b0u thi\u1ebfp cu\u1ed1i c\u00f9ng c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu c\u00e1c m\u00e0u ho\u1eb7c l\u1edbp ph\u1ee7 logo \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n \u0111ang in m\u1ed9t l\u00f4 th\u1eed nghi\u1ec7m, h\u00e3y qu\u00e9t b\u1ea3n in th\u1eed v\u1eadt l\u00fd trong \u0111i\u1ec1u ki\u1ec7n m\u00e0 ng\u01b0\u1eddi nh\u1eadn c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m \u2013 \u00e1nh s\u00e1ng trong nh\u00e0 th\u00f4ng th\u01b0\u1eddng, \u0111\u01b0\u1ee3c gi\u1eef \u1edf kho\u1ea3ng c\u00e1ch m\u1ed9t c\u00e1nh tay. \u0110i\u1ec1u n\u00e0y gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng in tr\u01b0\u1edbc khi ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh in c\u1ee7a b\u1ea1n. <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> h\u01b0\u1edbng d\u1eabn bao g\u1ed3m m\u1ed9t danh s\u00e1ch ki\u1ec3m tra th\u1eed nghi\u1ec7m tr\u01b0\u1edbc khi in ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Theo d\u00f5i v\u00e0 T\u1ed1i \u01b0u h\u00f3a Sau khi G\u1eedi th\u01b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u h\u00e0nh, chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n m\u1edbi ch\u1ec9 b\u1eaft \u0111\u1ea7u. M\u00e3 QR \u0111\u1ed9ng cung c\u1ea5p d\u1eef li\u1ec7u qu\u00e9t theo th\u1eddi gian th\u1ef1c, cho ph\u00e9p b\u1ea1n theo d\u00f5i:<\/p>\n\n\n\n<figure><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/06\/content-asset-ea744c-bbc7429ebb7d.webp\" alt=\"Theo d\u00f5i l\u01b0\u1ee3t qu\u00e9t b\u01b0u thi\u1ebfp\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed5ng s\u1ed1 l\u01b0\u1ee3t qu\u00e9t v\u00e0 ng\u01b0\u1eddi d\u00f9ng duy nh\u1ea5t<\/strong> \u2013 c\u00f3 bao nhi\u00eau ng\u01b0\u1eddi nh\u1eadn \u0111\u00e3 t\u01b0\u01a1ng t\u00e1c, v\u00e0 c\u00f3 bao nhi\u00eau ng\u01b0\u1eddi \u0111\u00e3 qu\u00e9t nhi\u1ec1u h\u01a1n m\u1ed9t l\u1ea7n<\/li>\n<li><strong>Th\u1eddi gian qu\u00e9t<\/strong> \u2013 nh\u1eefng ng\u00e0y v\u00e0 th\u1eddi gian n\u00e0o \u0111\u00e3 th\u00fac \u0111\u1ea9y ho\u1ea1t \u0111\u1ed9ng nhi\u1ec1u nh\u1ea5t sau khi g\u1eedi th\u01b0<\/li>\n<li><strong>Ph\u00e2n b\u1ed1 \u0111\u1ecba l\u00fd<\/strong> \u2013 nh\u1eefng m\u00e3 zip ho\u1eb7c khu v\u1ef1c n\u00e0o \u0111\u00e3 ph\u1ea3n h\u1ed3i m\u1ea1nh m\u1ebd nh\u1ea5t<\/li>\n<li><strong>Lo\u1ea1i thi\u1ebft b\u1ecb<\/strong> \u2013 li\u1ec7u ng\u01b0\u1eddi nh\u1eadn \u0111\u00e3 qu\u00e9t tr\u00ean iOS hay Android, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin cho c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1ec1 trang \u0111\u00edch di \u0111\u1ed9ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng d\u1eef li\u1ec7u n\u00e0y \u0111\u1ec3 tinh ch\u1ec9nh c\u00e1c l\u1ea7n g\u1eedi th\u01b0 trong t\u01b0\u01a1ng lai. N\u1ebfu m\u1ed9t khu v\u1ef1c c\u1ee5 th\u1ec3 cho th\u1ea5y t\u1ef7 l\u1ec7 qu\u00e9t cao, h\u00e3y t\u0103ng s\u1ed1 l\u01b0\u1ee3ng \u1edf \u0111\u00f3 v\u00e0o l\u1ea7n t\u1edbi. N\u1ebfu s\u1ed1 l\u01b0\u1ee3t qu\u00e9t \u0111\u1ea1t \u0111\u1ec9nh v\u00e0o ng\u00e0y th\u1ee9 ba sau khi giao h\u00e0ng, h\u00e3y c\u0103n th\u1eddi gian g\u1eedi email theo d\u00f5i c\u1ee7a b\u1ea1n cho ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c chi\u1ebfn d\u1ecbch \u0111a phi\u00ean b\u1ea3n \u2013 n\u01a1i b\u1ea1n \u0111ang th\u1eed nghi\u1ec7m c\u00e1c \u01b0u \u0111\u00e3i, thi\u1ebft k\u1ebf ho\u1eb7c l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng kh\u00e1c nhau \u2013 h\u00e3y g\u00e1n cho m\u1ed7i phi\u00ean b\u1ea3n b\u01b0u thi\u1ebfp m\u1ed9t m\u00e3 QR \u0111\u1ed9ng ri\u00eang. Ph\u00e2n t\u00edch qu\u00e9t s\u1ebd cho b\u1ea1n bi\u1ebft phi\u00ean b\u1ea3n n\u00e0o th\u00fac \u0111\u1ea9y t\u01b0\u01a1ng t\u00e1c nhi\u1ec1u h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd \u0111\u1ee3i ri\u00eang d\u1eef li\u1ec7u chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n<blockquote class=\"is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>B\u1eaft \u0111\u1ea7u \u0110o l\u01b0\u1eddng Hi\u1ec7u su\u1ea5t Th\u01b0 tr\u1ef1c ti\u1ebfp c\u1ee7a B\u1ea1n<\/strong> C\u00e1c <a href=\"https:\/\/pageloot.com\/vi\/qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR Pageloot<\/a> cho ph\u00e9p b\u1ea1n t\u1ea1o, t\u00f9y ch\u1ec9nh v\u00e0 qu\u1ea3n l\u00fd m\u00e3 QR cho c\u00e1c chi\u1ebfn d\u1ecbch th\u01b0 tr\u1ef1c ti\u1ebfp \u2013 v\u1edbi ph\u00e2n t\u00edch t\u00edch h\u1ee3p s\u1eb5n v\u00e0 kh\u1ea3 n\u0103ng c\u1eadp nh\u1eadt \u0111\u00edch \u0111\u1ebfn m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng Sai L\u1ea7m Th\u01b0\u1eddng G\u1eb7p C\u1ea7n Tr\u00e1nh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Li\u00ean k\u1ebft \u0111\u1ebfn m\u1ed9t trang ch\u1ee7 thay v\u00ec m\u1ed9t trang chi\u1ebfn d\u1ecbch.<\/strong> M\u1ed9t trang ch\u1ee7 khi\u1ebfn ng\u01b0\u1eddi nh\u1eadn ph\u1ea3i l\u00e0m th\u00eam c\u00f4ng vi\u1ec7c \u0111\u1ec3 t\u00ecm \u01b0u \u0111\u00e3i \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp tr\u00ean b\u01b0u thi\u1ebfp. M\u1ed7i b\u01b0\u1edbc ph\u1ee5 \u0111\u1ec1u l\u00e0m gi\u1ea3m t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S\u1eed d\u1ee5ng m\u00e3 QR t\u0129nh cho m\u1ed9t \u01b0u \u0111\u00e3i c\u00f3 th\u1eddi h\u1ea1n.<\/strong> N\u1ebfu \u01b0u \u0111\u00e3i h\u1ebft h\u1ea1n ho\u1eb7c URL thay \u0111\u1ed5i, m\u1ed9t m\u00e3 t\u0129nh s\u1ebd tr\u1ecf \u0111\u1ebfn m\u1ed9t trang b\u1ecb h\u1ecfng ho\u1eb7c kh\u00f4ng li\u00ean quan m\u00e0 kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o \u0111\u1ec3 s\u1eeda ch\u1eefa sau khi in.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>L\u00e0m m\u00e3 QR qu\u00e1 nh\u1ecf.<\/strong> B\u1ea5t c\u1ee9 th\u1ee9 g\u00ec d\u01b0\u1edbi 0,8 \u00d7 0,8 inch \u0111\u1ec1u r\u1ee7i ro, \u0111\u1eb7c bi\u1ec7t n\u1ebfu thi\u1ebft k\u1ebf b\u01b0u thi\u1ebfp b\u1eadn r\u1ed9n ho\u1eb7c m\u00e3 s\u1eed d\u1ee5ng m\u00e0u t\u00f9y ch\u1ec9nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u1ecf qua l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng.<\/strong> M\u1ed9t m\u00e3 QR \u0111\u01a1n \u0111\u1ed9c tr\u00ean b\u01b0u thi\u1ebfp kh\u00f4ng cho ng\u01b0\u1eddi nh\u1eadn l\u00fd do \u0111\u1ec3 qu\u00e9t. H\u00e3y cho h\u1ecd bi\u1ebft h\u1ecd s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c g\u00ec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kh\u00f4ng th\u1eed nghi\u1ec7m tr\u00ean b\u1ea3n in v\u1eadt l\u00fd.<\/strong> B\u1ea3n in th\u1eed k\u1ef9 thu\u1eadt s\u1ed1 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c c\u00e1ch m\u1ed9t m\u00e3 s\u1ebd qu\u00e9t sau khi qua m\u00e1y in th\u01b0\u01a1ng m\u1ea1i. Lu\u00f4n x\u00e1c minh tr\u00ean s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i t\u01b0\u01a1ng t\u1ef1 \u00e1p d\u1ee5ng tr\u00ean c\u00e1c \u0111\u1ecbnh d\u1ea1ng in \u2013 <a href=\"https:\/\/pageloot.com\/vi\/qr-codes-on\/flyers\/\">h\u01b0\u1edbng d\u1eabn m\u00e3 QR tr\u00ean t\u1edd r\u01a1i<\/a> bao g\u1ed3m c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u1ef1c h\u00e0nh n\u00e0y cho c\u00e1c t\u00e0i li\u1ec7u ph\u1ea3n h\u1ed3i tr\u1ef1c ti\u1ebfp kh\u00e1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t b\u01b0u thi\u1ebfp c\u00f3 m\u00e3 QR \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ed1t l\u00e0m hai vi\u1ec7c c\u00f9ng m\u1ed9t l\u00fac: n\u00f3 mang \u0111\u1ebfn cho ng\u01b0\u1eddi nh\u1eadn m\u1ed9t c\u00e1ch th\u1ee9c t\u1ee9c th\u00ec, kh\u00f4ng ma s\u00e1t \u0111\u1ec3 h\u00e0nh \u0111\u1ed9ng theo \u01b0u \u0111\u00e3i c\u1ee7a b\u1ea1n, v\u00e0 n\u00f3 cung c\u1ea5p cho b\u1ea1n d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng v\u1ec1 c\u00e1ch chi\u1ebfn d\u1ecbch c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 ho\u1ea1t \u0111\u1ed9ng. S\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a m\u00e3 QR \u0111\u1ed9ng, \u0111\u00edch \u0111\u1ebfn \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng, URL \u0111\u01b0\u1ee3c g\u1eafn th\u1ebb UTM v\u00e0 ph\u00e2n t\u00edch qu\u00e9t kh\u00e9p l\u1ea1i v\u00f2ng l\u1eb7p gi\u1eefa in \u1ea5n ngo\u1ea1i tuy\u1ebfn v\u00e0 k\u1ebft qu\u1ea3 k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch t\u1ea1o m\u1ed9t m\u00e3 QR \u0111\u1ed9ng th\u00f4ng qua <a href=\"https:\/\/pageloot.com\/vi\/dynamic-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR \u0111\u1ed9ng Pageloot<\/a>, \u0111\u1ecbnh c\u1ee1 n\u00f3 ch\u00ednh x\u00e1c cho \u0111\u1ecbnh d\u1ea1ng b\u01b0u thi\u1ebfp c\u1ee7a b\u1ea1n, \u00e1p d\u1ee5ng th\u01b0\u01a1ng hi\u1ec7u c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, vi\u1ebft m\u1ed9t l\u1eddi k\u00eau g\u1ecdi h\u00e0nh \u0111\u1ed9ng r\u00f5 r\u00e0ng v\u00e0 th\u1eed nghi\u1ec7m tr\u00ean b\u1ea3n in th\u1eed v\u1eadt l\u00fd tr\u01b0\u1edbc khi in to\u00e0n b\u1ed9. T\u1eeb th\u1eddi \u0111i\u1ec3m ng\u01b0\u1eddi nh\u1eadn b\u1eaft \u0111\u1ea7u qu\u00e9t, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee7a b\u1ea1n s\u1ebd cho b\u1ea1n bi\u1ebft ch\u00ednh x\u00e1c \u0111i\u1ec1u g\u00ec \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<div class=\"schema-faq\"><div class=\"schema-faq-section\" id=\"faq-question-e5a690f31e50\"><strong class=\"schema-faq-question\">K\u00edch th\u01b0\u1edbc m\u00e3 QR n\u00ean l\u00e0 bao nhi\u00eau tr\u00ean b\u01b0u thi\u1ebfp?<\/strong> <p class=\"schema-faq-answer\">\u0110\u1eb7t m\u1ee5c ti\u00eau \u00edt nh\u1ea5t 0.8 \u00d7 0.8 inch (2 \u00d7 2 cm) l\u00e0m k\u00edch th\u01b0\u1edbc t\u1ed1i thi\u1ec3u tuy\u1ec7t \u0111\u1ed1i, nh\u01b0ng \u0111\u1ed1i v\u1edbi kho\u1ea3ng c\u00e1ch qu\u00e9t b\u01b0u thi\u1ebfp th\u00f4ng th\u01b0\u1eddng t\u1eeb 10\u201320 inch, k\u00edch th\u01b0\u1edbc t\u1eeb 1 \u0111\u1ebfn 1.5 inch (25\u201338 mm) \u0111\u00e1ng tin c\u1eady h\u01a1n. \u00c1p d\u1ee5ng quy t\u1eafc 10:1: l\u00e0m cho chi\u1ec1u r\u1ed9ng m\u00e3 x\u1ea5p x\u1ec9 m\u1ed9t ph\u1ea7n m\u01b0\u1eddi kho\u1ea3ng c\u00e1ch qu\u00e9t d\u1ef1 ki\u1ebfn.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-7a7c3c99559b\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u00edch \u0111\u1ebfn c\u1ee7a m\u00e3 QR sau khi b\u01b0u thi\u1ebfp \u0111\u01b0\u1ee3c in kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">V\u00e2ng, nh\u01b0ng ch\u1ec9 khi b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng m\u00e3 QR \u0111\u1ed9ng tr\u01b0\u1edbc khi in. M\u00e3 QR \u0111\u1ed9ng tr\u1ecf \u0111\u1ebfn m\u1ed9t li\u00ean k\u1ebft chuy\u1ec3n h\u01b0\u1edbng m\u00e0 b\u1ea1n ki\u1ec3m so\u00e1t, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt URL \u0111\u00edch b\u1ea5t c\u1ee9 l\u00fac n\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n in l\u1ea1i. M\u00e3 QR t\u0129nh m\u00e3 h\u00f3a v\u0129nh vi\u1ec5n \u0111\u00edch \u0111\u1ebfn v\u00e0 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i sau \u0111\u00f3.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-b86f30d9567d\"><strong class=\"schema-faq-question\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00f4i theo d\u00f5i c\u00f3 bao nhi\u00eau ng\u01b0\u1eddi \u0111\u00e3 qu\u00e9t m\u00e3 QR b\u01b0u thi\u1ebfp c\u1ee7a t\u00f4i?<\/strong> <p class=\"schema-faq-answer\">S\u1eed d\u1ee5ng m\u1ed9t m\u00e3 QR \u0111\u1ed9ng t\u1eeb m\u1ed9t n\u1ec1n t\u1ea3ng nh\u01b0 Pageloot, cung c\u1ea5p ph\u00e2n t\u00edch t\u00edch h\u1ee3p hi\u1ec3n th\u1ecb t\u1ed5ng s\u1ed1 l\u01b0\u1ee3t qu\u00e9t, ng\u01b0\u1eddi d\u00f9ng duy nh\u1ea5t, th\u1eddi gian qu\u00e9t, v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd v\u00e0 lo\u1ea1i thi\u1ebft b\u1ecb. \u0110\u1ec3 ph\u00e2n b\u1ed5 s\u00e2u h\u01a1n trong Google Analytics, h\u00e3y th\u00eam c\u00e1c th\u00f4ng s\u1ed1 UTM (utmsource, utmmedium, utm_campaign) v\u00e0o URL \u0111\u00edch c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi t\u1ea1o m\u00e3 \u2013 c\u00e1c l\u01b0\u1ee3t qu\u00e9t sau \u0111\u00f3 s\u1ebd xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u00e1c phi\u00ean c\u00f3 th\u1ec3 theo d\u00f5i trong b\u00e1o c\u00e1o thu n\u1ea1p l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp GA4 c\u1ee7a b\u1ea1n.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>H\u1ecdc c\u00e1ch \u0111\u1ec3 th\u00eam m\u00e3 QR v\u00e0o b\u01b0u thi\u1ebfp \u0111\u1ec3 th\u00fac \u0111\u1ea9y t\u01b0\u01a1ng t\u00e1c v\u00e0 theo d\u00f5i ROI. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m k\u00edch th\u01b0\u1edbc, theo d\u00f5i \u0111\u1ed9ng, m\u1eb9o thi\u1ebft k\u1ebf v\u00e0 t\u1ed1i \u01b0u h\u00f3a chi\u1ebfn d\u1ecbch.<\/p>","protected":false},"author":17,"featured_media":55328,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-55451","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>QR Codes on Postcards: How to Drive Engagement and Track Results<\/title>\n<meta name=\"description\" content=\"Learn how to add QR codes to postcards to drive engagement and track ROI. 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