{"id":1453,"date":"2019-04-16T20:23:48","date_gmt":"2019-04-16T20:23:48","guid":{"rendered":"https:\/\/pageloot.com\/?p=1453"},"modified":"2026-04-29T08:02:58","modified_gmt":"2026-04-29T08:02:58","slug":"scan-qr-codes-smartphones","status":"publish","type":"post","link":"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes-smartphones\/","title":{"rendered":"C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean iPhone v\u00e0 Android"},"content":{"rendered":"<p class=\"wp-block-paragraph\">B\u1ea1n \u0111ang g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c t\u00ecm c\u00e1ch qu\u00e9t m\u00e3 QR m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea3i xu\u1ed1ng c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng c\u1ea7n thi\u1ebft? Th\u1eadt b\u1ef1c b\u1ed9i khi g\u1eb7p m\u1ed9t m\u00e3 v\u00e0 nh\u1eadn ra b\u1ea1n kh\u00f4ng bi\u1ebft c\u00f4ng c\u1ee5 t\u00edch h\u1ee3p n\u00e0o s\u1ebd th\u1ef1c s\u1ef1 m\u1edf li\u00ean k\u1ebft. H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c t\u00ednh n\u0103ng \u0111\u00e3 c\u00f3 s\u1eb5n tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh c\u1ee7a b\u1ea1n \u0111\u1ec3 qu\u00e9t m\u00e3 v\u00e0 h\u00ecnh \u1ea3nh ngay l\u1eadp t\u1ee9c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qu\u00e9t m\u00e3 QR b\u1eb1ng camera iPhone<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c iPhone hi\u1ec7n \u0111\u1ea1i ch\u1ea1y iOS 11 tr\u1edf l\u00ean c\u00f3 kh\u1ea3 n\u0103ng qu\u00e9t t\u00edch h\u1ee3p tr\u1ef1c ti\u1ebfp trong ph\u1ea7n m\u1ec1m camera. \u0110i\u1ec1u n\u00e0y lo\u1ea1i b\u1ecf nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c ti\u1ec7n \u00edch c\u1ee7a b\u00ean th\u1ee9 ba cho h\u1ea7u h\u1ebft c\u00e1c t\u00e1c v\u1ee5 h\u00e0ng ng\u00e0y. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n s\u1eb5n s\u00e0ng, tr\u01b0\u1edbc ti\u00ean b\u1ea1n n\u00ean ki\u1ec3m tra xem t\u00ednh n\u0103ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1eadt trong c\u00e0i \u0111\u1eb7t c\u1ee7a b\u1ea1n ch\u01b0a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  M\u1edf \u1ee9ng d\u1ee5ng C\u00e0i \u0111\u1eb7t tr\u00ean iPhone c\u1ee7a b\u1ea1n v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Camera.<\/li>\n<li>  Chuy\u1ec3n c\u00f4ng t\u1eafc Qu\u00e9t m\u00e3 QR sang v\u1ecb tr\u00ed \u201cb\u1eadt\u201d.<\/li>\n<li>  M\u1edf \u1ee9ng d\u1ee5ng Camera c\u1ee7a b\u1ea1n v\u00e0 h\u01b0\u1edbng \u1ed1ng k\u00ednh ph\u00eda sau v\u00e0o m\u00e3 QR b\u1ea1n mu\u1ed1n \u0111\u1ecdc.<\/li>\n<li>  Gi\u1eef thi\u1ebft b\u1ecb \u1ed5n \u0111\u1ecbnh cho \u0111\u1ebfn khi m\u1ed9t li\u00ean k\u1ebft m\u00e0u v\u00e0ng ho\u1eb7c bi\u1ec3u ng\u1eef th\u00f4ng b\u00e1o xu\u1ea5t hi\u1ec7n tr\u00ean m\u00e0n h\u00ecnh.<\/li>\n<li>  Ch\u1ea1m v\u00e0o th\u00f4ng b\u00e1o \u0111\u1ec3 m\u1edf trang web ho\u1eb7c n\u1ed9i dung li\u00ean quan \u0111\u1ebfn m\u00e3.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n <a href=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes-iphone-ios\/\">qu\u00e9t m\u00e3 QR tr\u00ean iPhone<\/a> v\u1edbi c\u00e1c nhu c\u1ea7u chuy\u00ean bi\u1ec7t h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00eam th\u1ebb v\u00e0o v\u00ed k\u1ef9 thu\u1eadt s\u1ed1, \u1ee9ng d\u1ee5ng Wallet c\u0169ng cung c\u1ea5p t\u00ednh n\u0103ng qu\u00e9t. B\u1eb1ng c\u00e1ch nh\u1ea5p v\u00e0o n\u00fat d\u1ea5u c\u1ed9ng trong \u1ee9ng d\u1ee5ng Wallet, b\u1ea1n c\u00f3 th\u1ec3 qu\u00e9t th\u1ebb kh\u00e1ch h\u00e0ng th\u00e2n thi\u1ebft ho\u1eb7c phi\u1ebfu gi\u1ea3m gi\u00e1 \u0111\u1ec3 l\u01b0u tr\u1eef ch\u00fang d\u01b0\u1edbi d\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1. N\u1ebfu b\u1ea1n c\u1ea7n l\u01b0u gi\u1eef h\u1ed3 s\u01a1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00ecnh, m\u1ed9t <a href=\"https:\/\/pageloot.com\/vi\/qr-code-scanner\/\">m\u00e1y qu\u00e9t m\u00e3 QR mi\u1ec5n ph\u00ed<\/a> c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n qu\u1ea3n l\u00fd l\u1ecbch s\u1eed qu\u00e9t m\u00e0 \u1ee9ng d\u1ee5ng camera g\u1ed1c kh\u00f4ng cung c\u1ea5p.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Theo d\u00f5i 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\/dynamic-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR \u0111\u1ed9ng c\u1ee7a ch\u00fang t\u00f4i<\/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<h2 class=\"wp-block-heading\">C\u00e1ch qu\u00e9t m\u00e3 QR tr\u00ean thi\u1ebft b\u1ecb Android<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c thi\u1ebft b\u1ecb Android cung c\u1ea5p m\u1ed9t s\u1ed1 c\u00e1ch \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00e3 QR, ch\u1ee7 y\u1ebfu th\u00f4ng qua Google Camera ho\u1eb7c Google Lens. V\u00ec h\u1ec7 sinh th\u00e1i Android r\u1ea5t \u0111a d\u1ea1ng, c\u00e1c b\u01b0\u1edbc ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u1ed9t ch\u00fat t\u00f9y thu\u1ed9c v\u00e0o nh\u00e0 s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n, nh\u01b0ng quy tr\u00ecnh c\u1ed1t l\u00f5i v\u1eabn gi\u1eef nguy\u00ean tr\u00ean h\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb c\u1ea7m tay hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  M\u1edf \u1ee9ng d\u1ee5ng camera c\u1ee7a b\u1ea1n t\u1eeb m\u00e0n h\u00ecnh ch\u00ednh ho\u1eb7c m\u00e0n h\u00ecnh kh\u00f3a.<\/li>\n<li>  \u0110\u1eb7t m\u00e3 QR v\u00e0o khung ng\u1eafm, \u0111\u1ea3m b\u1ea3o m\u00e3 \u0111\u01b0\u1ee3c c\u0103n gi\u1eefa v\u00e0 r\u00f5 r\u00e0ng.<\/li>\n<li>  Ch\u1edd m\u1ed9t c\u1eeda s\u1ed5 b\u1eadt l\u00ean nh\u1ecf ho\u1eb7c li\u00ean k\u1ebft URL xu\u1ea5t hi\u1ec7n tr\u00ean m\u00e3.<\/li>\n<li>  Ch\u1ea1m v\u00e0o li\u00ean k\u1ebft \u0111\u1ec3 k\u00edch ho\u1ea1t h\u00e0nh \u0111\u1ed9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1edf m\u1ed9t trang web ho\u1eb7c th\u00eam m\u1ed9t li\u00ean h\u1ec7 vCard.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu \u1ee9ng d\u1ee5ng m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n kh\u00f4ng t\u1ef1 \u0111\u1ed9ng nh\u1eadn di\u1ec7n m\u00e3, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Google Lens. Tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb, t\u00ednh n\u0103ng n\u00e0y c\u00f3 th\u1ec3 truy c\u1eadp th\u00f4ng qua m\u1ed9t bi\u1ec3u t\u01b0\u1ee3ng nh\u1ecf trong giao di\u1ec7n m\u00e1y \u1ea3nh ho\u1eb7c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng t\u00ednh n\u0103ng \u201cCircle to Search\u201d. C\u00f4ng c\u1ee5 n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t tr\u00ecnh \u0111\u1ecdc t\u1ed1c \u0111\u1ed9 cao, ph\u00e2n t\u00edch d\u1eef li\u1ec7u h\u00ecnh \u1ea3nh \u0111\u1ec3 cung c\u1ea5p k\u1ebft qu\u1ea3 ngay l\u1eadp t\u1ee9c. \u0110\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00e1c c\u00e0i \u0111\u1eb7t c\u1ee5 th\u1ec3 cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c nhau, b\u1ea1n c\u00f3 th\u1ec3 l\u00e0m theo c\u00e1c h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch <a href=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-code-android\/\">qu\u00e9t m\u00e3 QR tr\u00ean Android<\/a> cho c\u00e1c m\u1eabu kh\u00e1c nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qu\u00e9t m\u00e3 QR t\u1eeb h\u00ecnh \u1ea3nh \u0111\u00e3 l\u01b0u v\u00e0 \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 th\u1ec9nh tho\u1ea3ng g\u1eb7p m\u00e3 QR khi duy\u1ec7t web tr\u00ean \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c nh\u1eadn \u0111\u01b0\u1ee3c m\u00e3 \u0111\u00f3 d\u01b0\u1edbi d\u1ea1ng h\u00ecnh \u1ea3nh trong \u1ee9ng d\u1ee5ng nh\u1eafn tin. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n kh\u00f4ng th\u1ec3 h\u01b0\u1edbng m\u00e1y \u1ea3nh v\u00e0o m\u00e0n h\u00ecnh c\u1ee7a m\u00ecnh. C\u1ea3 iOS v\u00e0 Android \u0111\u1ec1u cung c\u1ea5p c\u00e1c c\u00e1ch \u0111\u1ec3 qu\u00e9t nh\u1eefng h\u00ecnh \u1ea3nh \u201cn\u1ed9i b\u1ed9\u201d n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb th\u1ee9 hai.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/vertical-infographic-sections-2e5021-6b06fe11599d.webp\" alt=\"Qu\u00e9t t\u1eeb h\u00ecnh \u1ea3nh \u0111\u00e3 l\u01b0u\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  Tr\u00ean iPhone, m\u1edf h\u00ecnh \u1ea3nh trong \u1ee9ng d\u1ee5ng \u1ea2nh v\u00e0 nh\u1ea5n gi\u1eef v\u00e0o m\u00e3 QR \u0111\u1ec3 hi\u1ec3n th\u1ecb t\u00f9y ch\u1ecdn \u201cM\u1edf trong Safari\u201d.<\/li>\n<li>  Tr\u00ean thi\u1ebft b\u1ecb Android, m\u1edf h\u00ecnh \u1ea3nh trong Google Photos v\u00e0 ch\u1ea1m v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng Google Lens \u0111\u1ec3 ph\u00e2n t\u00edch m\u00e3 trong \u1ea3nh.<\/li>\n<li>  S\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng c\u1ee5 d\u1ef1a tr\u00ean web <a href=\"https:\/\/pageloot.com\/vi\/qr-code-scanner\/\">m\u00e1y qu\u00e9t m\u00e3 QR mi\u1ec5n ph\u00ed<\/a> \u0111\u1ec3 t\u1ea3i l\u00ean \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh ho\u1eb7c t\u1ec7p h\u00ecnh \u1ea3nh tr\u1ef1c ti\u1ebfp t\u1eeb th\u01b0 vi\u1ec7n c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng c\u1ee5 d\u1ef1a tr\u00ean tr\u00ecnh duy\u1ec7t th\u01b0\u1eddng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1ng tin c\u1eady nh\u1ea5t khi \u1ee9ng d\u1ee5ng th\u01b0 vi\u1ec7n g\u1ed1c c\u1ee7a b\u1ea1n kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ecbnh d\u1ea1ng m\u00e3 c\u1ee5 th\u1ec3. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u1ed5 bi\u1ebfn v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ecdi thi\u1ebft b\u1ecb c\u00f3 tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i, cho ph\u00e9p b\u1ea1n gi\u1ea3i m\u00e3 c\u00e1c li\u00ean k\u1ebft, th\u00f4ng tin \u0111\u0103ng nh\u1eadp WiFi ho\u1eb7c th\u00f4ng tin li\u00ean h\u1ec7 t\u1eeb m\u1ed9t t\u1ec7p \u0111\u00e3 l\u01b0u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 qu\u00e9t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n g\u1eb7p kh\u00f3 kh\u0103n khi \u0111\u1ecdc m\u00e3, v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng v\u1eadt l\u00fd ho\u1eb7c thi\u1ebft k\u1ebf c\u1ee7a ch\u00ednh m\u00e3 QR. Qu\u00e9t ch\u1ea5t l\u01b0\u1ee3ng cao y\u00eau c\u1ea7u kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng v\u00e0 \u0111\u1ee7 d\u1eef li\u1ec7u \u0111\u1ec3 c\u1ea3m bi\u1ebfn di\u1ec5n gi\u1ea3i m\u1eabu.<\/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-troubleshooting-769b60-d127990d862b.webp\" alt=\"Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 qu\u00e9t m\u00e3 QR\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  \u0110\u1ea3m b\u1ea3o c\u00f3 \u0111\u1ee7 \u00e1nh s\u00e1ng, v\u00ec c\u1ea3m bi\u1ebfn g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c ph\u00e2n bi\u1ec7t c\u00e1c m\u00f4-\u0111un t\u1ed1i v\u00e0 s\u00e1ng trong m\u00f4i tr\u01b0\u1eddng thi\u1ebfu s\u00e1ng.<\/li>\n<li>  Ki\u1ec3m tra kho\u1ea3ng c\u00e1ch v\u00e0 tu\u00e2n th\u1ee7 quy t\u1eafc 10:1, trong \u0111\u00f3 m\u00e3 n\u00ean r\u1ed9ng kho\u1ea3ng m\u1ed9t foot cho m\u1ed7i m\u01b0\u1eddi foot kho\u1ea3ng c\u00e1ch.<\/li>\n<li>  X\u00e1c minh r\u1eb1ng m\u00e3 c\u00f3 \u201cv\u00f9ng y\u00ean t\u0129nh\u201d ph\u00f9 h\u1ee3p, l\u00e0 m\u1ed9t l\u1ec1 r\u00f5 r\u00e0ng \u00edt nh\u1ea5t b\u1ed1n m\u00f4-\u0111un xung quanh c\u00e1c c\u1ea1nh.<\/li>\n<li>  Lau \u1ed1ng k\u00ednh m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft b\u1ea9n c\u00f3 th\u1ec3 khi\u1ebfn h\u00ecnh \u1ea3nh b\u1ecb m\u1edd \u0111\u1ed1i v\u1edbi ph\u1ea7n m\u1ec1m.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi t\u1ea1o m\u00e3 cho doanh nghi\u1ec7p c\u1ee7a ri\u00eang m\u00ecnh, vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c m\u1eb9o \u0111\u1ec3 <a href=\"https:\/\/pageloot.com\/vi\/blog\/5-tips-for-faster-qr-code-scanning\/\">qu\u00e9t m\u00e3 QR nhanh h\u01a1n<\/a> c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. S\u1eed d\u1ee5ng m\u00e0u s\u1eafc c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, ch\u1eb3ng h\u1ea1n nh\u01b0 xanh navy \u0111\u1eadm tr\u00ean n\u1ec1n s\u00e1ng, gi\u00fap m\u00e1y qu\u00e9t ph\u00e2n bi\u1ec7t c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 h\u01a1n so v\u1edbi c\u00e1c k\u1ebft h\u1ee3p c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ea5p nh\u01b0 v\u00e0ng tr\u00ean tr\u1eafng.<\/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-a95f6730a7dc\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 c\u1ea7n t\u1ea3i \u1ee9ng d\u1ee5ng \u0111\u1ec3 qu\u00e9t m\u00e3 QR kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">Kh\u00f4ng, h\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u c\u00f3 t\u00ednh n\u0103ng n\u00e0y \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong \u1ee9ng d\u1ee5ng camera g\u1ed1c. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t tr\u00ecnh qu\u00e9t d\u1ef1a tr\u00ean web n\u1ebfu b\u1ea1n kh\u00f4ng mu\u1ed1n c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m m\u1edbi.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-e66971a24578\"><strong class=\"schema-faq-question\">T\u00f4i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR t\u1eeb m\u1ed9t \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh trong th\u01b0 vi\u1ec7n c\u1ee7a t\u00f4i kh\u00f4ng?<\/strong> <p class=\"schema-faq-answer\">C\u00f3. Tr\u00ean iPhone, b\u1ea1n c\u00f3 th\u1ec3 nh\u1ea5n gi\u1eef m\u00e3 trong \u1ee9ng d\u1ee5ng \u1ea2nh c\u1ee7a m\u00ecnh. Tr\u00ean Android, h\u00e3y s\u1eed d\u1ee5ng bi\u1ec3u t\u01b0\u1ee3ng Google Lens trong Google Photos ho\u1eb7c t\u1ea3i \u1ea3nh l\u00ean m\u1ed9t tr\u00ecnh qu\u00e9t tr\u1ef1c tuy\u1ebfn.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-5026f3ea3792\"><strong class=\"schema-faq-question\">T\u1ea1i sao \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c m\u00e3 QR?<\/strong> <p class=\"schema-faq-answer\">\u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng do \u00e1nh s\u00e1ng k\u00e9m, \u1ed1ng k\u00ednh b\u1ecb m\u1edd ho\u1eb7c thi\u1ebfu \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n m\u00e0u s\u1eafc. \u0110\u1ea3m b\u1ea3o m\u00e3 c\u00f3 k\u00edch th\u01b0\u1edbc \u00edt nh\u1ea5t 0,8 x 0,8 inch v\u00e0 \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng t\u1ed1t.<\/p> <\/div> <\/div>\n\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e9t m\u00e3 QR l\u00e0 m\u1ed9t c\u00e1ch li\u1ec1n m\u1ea1ch \u0111\u1ec3 k\u1ebft n\u1ed1i gi\u1eefa t\u00e0i li\u1ec7u v\u1eadt l\u00fd v\u00e0 th\u00f4ng tin k\u1ef9 thu\u1eadt s\u1ed1. B\u1eb1ng c\u00e1ch n\u1eafm v\u1eefng c\u00e1c c\u00f4ng c\u1ee5 t\u00edch h\u1ee3p tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 hi\u1ec3u c\u00e1ch x\u1eed l\u00fd h\u00ecnh \u1ea3nh \u0111\u00e3 l\u01b0u, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp n\u1ed9i dung ch\u1ec9 b\u1eb1ng m\u1ed9t l\u1ea7n ch\u1ea1m. N\u1ebfu b\u1ea1n l\u00e0 ch\u1ee7 doanh nghi\u1ec7p \u0111ang t\u00ecm c\u00e1ch t\u1ea1o c\u00e1c li\u00ean k\u1ebft \u0111\u00e1ng tin c\u1eady v\u00e0 c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda c\u1ee7a ri\u00eang m\u00ecnh, h\u00e3y c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng Pageloot <a href=\"https:\/\/pageloot.com\/vi\/dynamic-qr-code-generator\/\">Tr\u00ecnh t\u1ea1o m\u00e3 QR \u0111\u1ed9ng c\u1ee7a ch\u00fang t\u00f4i<\/a> \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n lu\u00f4n c\u00f3 tr\u1ea3i nghi\u1ec7m qu\u00e9t m\u01b0\u1ee3t m\u00e0.<\/p>","protected":false},"excerpt":{"rendered":"<p>Qu\u00e9t m\u00e3 QR tr\u00ean iPhone ho\u1eb7c thi\u1ebft b\u1ecb Android c\u1ee7a b\u1ea1n d\u1ec5 d\u00e0ng b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 t\u00edch h\u1ee3p s\u1eb5n. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m c\u00e0i \u0111\u1eb7t camera, qu\u00e9t t\u1eeb h\u00ecnh \u1ea3nh v\u00e0 c\u00e1c m\u1eb9o kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1.<\/p>","protected":false},"author":17,"featured_media":53192,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1453","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 v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>How to Scan QR Codes on iPhone and Android<\/title>\n<meta name=\"description\" content=\"Scan QR codes on your iPhone or Android device easily using built-in tools. 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This guide covers camera settings, scanning from images, and troubleshooting tips.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pageloot.com\/vi\/how-to\/scan-qr-codes-smartphones\/\" \/>\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=\"2019-04-16T20:23:48+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-29T08:02:58+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/qr-code-flyer-e82853-e51e59c830d9.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Siim T\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:site\" content=\"@getpageloot\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Siim T\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/\"},\"author\":{\"name\":\"Siim T\",\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#\\\/schema\\\/person\\\/fa28992c2e52546f0812833bac852dfe\"},\"headline\":\"How to Scan QR Codes on iPhone and Android\",\"datePublished\":\"2019-04-16T20:23:48+00:00\",\"dateModified\":\"2026-04-29T08:02:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/\"},\"wordCount\":1025,\"publisher\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-code-flyer-e82853-e51e59c830d9.webp\",\"articleSection\":[\"Guides\"],\"inLanguage\":\"vi\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/\",\"url\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/\",\"name\":\"How to Scan QR Codes on iPhone and Android\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/pageloot.com\\\/how-to\\\/scan-qr-codes-smartphones\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/pageloot.com\\\/wp-content\\\/uploads\\\/2026\\\/04\\\/qr-code-flyer-e82853-e51e59c830d9.webp\",\"datePublished\":\"2019-04-16T20:23:48+00:00\",\"dateModified\":\"2026-04-29T08:02:58+00:00\",\"description\":\"Scan QR codes on your iPhone or Android device easily using built-in tools. 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V\u1edbi chuy\u00ean m\u00f4n s\u00e2u s\u1eafc k\u00e9o d\u00e0i h\u01a1n 5 n\u0103m ch\u1ec9 v\u1ec1 m\u00e3 QR, Siim \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t chuy\u00ean gia v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y trong l\u0129nh v\u1ef1c n\u00e0y. Anh \u1ea5y \u0111\u00e3 c\u00f3 nh\u1eefng b\u01b0\u1edbc ti\u1ebfn \u0111\u00e1ng k\u1ec3 trong vi\u1ec7c t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 QR \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a v\u00e0 t\u0103ng c\u01b0\u1eddng c\u00e1c t\u01b0\u01a1ng t\u00e1c k\u1ef9 thu\u1eadt s\u1ed1. Cu\u1ed9c h\u00e0nh tr\u00ecnh c\u1ee7a anh kh\u00f4ng ch\u1ec9 b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2y. Siim c\u00f3 n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt s\u1ed1 s\u00e2u r\u1ed9ng v\u1edbi h\u01a1n 10 n\u0103m kinh nghi\u1ec7m v\u1eefng ch\u1eafc trong l\u0129nh v\u1ef1c Ph\u1ea7n m\u1ec1m d\u01b0\u1edbi d\u1ea1ng d\u1ecbch v\u1ee5 (SaaS), m\u1ed9t minh ch\u1ee9ng cho ki\u1ebfn th\u1ee9c s\u00e2u r\u1ed9ng c\u1ee7a \u00f4ng v\u1ec1 c\u00e1c gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt s\u1ed1.","sameAs":["https:\/\/www.linkedin.com\/in\/siim-tiigimagi\/"]},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-a95f6730a7dc","position":1,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-a95f6730a7dc","name":"T\u00f4i c\u00f3 c\u1ea7n t\u1ea3i \u1ee9ng d\u1ee5ng \u0111\u1ec3 qu\u00e9t m\u00e3 QR kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No, most modern smartphones have this feature built into the native camera app. You can also use a web-based scanner if you prefer not to install new software.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-e66971a24578","position":2,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-e66971a24578","name":"T\u00f4i c\u00f3 th\u1ec3 qu\u00e9t m\u00e3 QR t\u1eeb m\u1ed9t \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh trong th\u01b0 vi\u1ec7n c\u1ee7a t\u00f4i kh\u00f4ng?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. On iPhone, you can long-press the code in your Photos app. On Android, use the Google Lens icon in Google Photos or upload the image to an online scanner.","inLanguage":"vi"},"inLanguage":"vi"},{"@type":"Question","@id":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-5026f3ea3792","position":3,"url":"https:\/\/pageloot.com\/how-to\/scan-qr-codes-smartphones\/#faq-question-5026f3ea3792","name":"T\u1ea1i sao \u0111i\u1ec7n tho\u1ea1i c\u1ee7a t\u00f4i kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c m\u00e3 QR?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"This is usually caused by poor lighting, a blurry lens, or lack of color contrast. 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