{"id":39417,"date":"2025-05-28T11:30:00","date_gmt":"2025-05-28T04:30:00","guid":{"rendered":"https:\/\/adsplus.vn\/blog\/?p=39417"},"modified":"2025-05-27T15:58:24","modified_gmt":"2025-05-27T08:58:24","slug":"technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan","status":"publish","type":"post","link":"https:\/\/adsplus.vn\/blog\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan","title":{"rendered":"Technical SEO: V\u00ec sao website kh\u00f4ng l\u00ean top d\u00f9 n\u1ed9i dung \u0111\u00e3 chu\u1ea9n?"},"content":{"rendered":"\n<p>Hi\u1ec7n nay, nhi\u1ec1u doanh nghi\u1ec7p \u0111\u1ea7u t\u01b0 m\u1ea1nh v\u00e0o n\u1ed9i dung v\u00e0 backlink nh\u01b0ng website v\u1eabn kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u1ee9 h\u1ea1ng cao nh\u01b0 k\u1ef3 v\u1ecdng. Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb vi\u1ec7c b\u1ecf qua n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt \u2013 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i gi\u00fap c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm thu th\u1eadp, hi\u1ec3u v\u00e0 x\u1ebfp h\u1ea1ng trang web hi\u1ec7u qu\u1ea3. <strong>Technical<\/strong> SEO ch\u00ednh l\u00e0 n\u1ec1n m\u00f3ng v\u1eefng ch\u1eafc gi\u00fap to\u00e0n b\u1ed9 chi\u1ebfn l\u01b0\u1ee3c SEO ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u00e0 b\u1ec1n v\u1eefng.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"722\" height=\"401\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1.png\" alt=\"T\u00ecm hi\u1ec3u v\u1ec1 Technical SEO \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o v\u1edbi website c\u1ee7a b\u1ea1n\" class=\"wp-image-39419\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1.png 722w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1-300x167.png 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1-218x121.png 218w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1-436x242.png 436w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-thumbnail-1-720x401.png 720w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><\/figure><\/div>\n\n\n<h4 class=\"wp-block-heading\"><strong>Xem th\u00eam:<\/strong><\/h4>\n\n\n\n<ul>\n<li><a href=\"https:\/\/adsplus.vn\/blog\/cau-truc-url-chuan-seo-yeu-to-nen-tang-giup-tang-truong-thu-hang-website\">C\u1ea5u tr\u00fac URL chu\u1ea9n SEO: Y\u1ebfu t\u1ed1 n\u1ec1n t\u1ea3ng gi\u00fap t\u0103ng tr\u01b0\u1edfng th\u1ee9 h\u1ea1ng website<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/adsplus.vn\/blog\/giai-ma-black-hat-seo-cach-hoat-dong-rui-ro-va-bai-hoc-cho-dan-seo\">Gi\u1ea3i m\u00e3 Black Hat SEO: C\u00e1ch ho\u1ea1t \u0111\u1ed9ng, r\u1ee7i ro v\u00e0 b\u00e0i h\u1ecdc cho d\u00e2n SEO<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/adsplus.vn\/blog\/cac-loai-phan-mem-seo-website-ban-can-biet\">C\u00e1c lo\u1ea1i ph\u1ea7n m\u1ec1m SEO website b\u1ea1n c\u1ea7n bi\u1ebft<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Technical SEO l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>Technical SEO l\u00e0 qu\u00e1 tr\u00ecnh t\u1ed1i \u01b0u c\u00e1c y\u1ebfu t\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a m\u1ed9t website nh\u1eb1m h\u1ed7 tr\u1ee3 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm thu th\u1eadp d\u1eef li\u1ec7u (crawl), l\u1eadp ch\u1ec9 m\u1ee5c (index) v\u00e0 hi\u1ec3u n\u1ed9i dung trang m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. Kh\u00e1c v\u1edbi On-page SEO (t\u1eadp trung v\u00e0o n\u1ed9i dung v\u00e0 t\u1eeb kh\u00f3a) hay Off-page SEO (t\u1eadp trung v\u00e0o li\u00ean k\u1ebft v\u00e0 t\u00edn hi\u1ec7u b\u00ean ngo\u00e0i), Technical SEO ch\u00fa tr\u1ecdng v\u00e0o ph\u1ea7n \u201ck\u1ef9 thu\u1eadt\u201d ph\u00eda sau h\u1eadu tr\u01b0\u1eddng \u2013 n\u01a1i \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1ch Google v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u00ecn nh\u1eadn website c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>Khi m\u1ed9t website kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u k\u1ef9 thu\u1eadt t\u1ed1t, d\u00f9 n\u1ed9i dung c\u00f3 hay \u0111\u1ebfn \u0111\u00e2u c\u0169ng kh\u00f3 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n \u1edf nh\u1eefng v\u1ecb tr\u00ed cao tr\u00ean b\u1ea3ng x\u1ebfp h\u1ea1ng t\u00ecm ki\u1ebfm. Do \u0111\u00f3, Technical SEO l\u00e0 n\u1ec1n t\u1ea3ng kh\u00f4ng th\u1ec3 thi\u1ebfu trong b\u1ea5t k\u1ef3 chi\u1ebfn l\u01b0\u1ee3c SEO chuy\u00ean nghi\u1ec7p n\u00e0o.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"722\" height=\"401\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1.png\" alt=\"Technical SEO l\u00e0 qu\u00e1 tr\u00ecnh t\u1ed1i \u01b0u k\u1ef9 thu\u1eadt c\u1ee7a m\u1ed9t website\" class=\"wp-image-39420\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1.png 722w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1-300x167.png 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1-218x121.png 218w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1-436x242.png 436w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-1-720x401.png 720w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i trong Technical SEO<\/strong><\/h2>\n\n\n\n<p>Technical SEO bao g\u1ed3m nhi\u1ec1u y\u1ebfu t\u1ed1 k\u1ef9 thu\u1eadt gi\u00fap Website c\u1ee7a b\u1ea1n th\u00e2n thi\u1ec7n v\u1edbi Google h\u01a1n. Hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y s\u1ebd gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng t\u1ed1i \u01b0u c\u1ea5u tr\u00fac trang v\u00e0 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho to\u00e0n b\u1ed9 chi\u1ebfn l\u01b0\u1ee3c SEO. M\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i quan tr\u1ecdng bao g\u1ed3m:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ed1c \u0111\u1ed9 t\u1ea3i trang (Page speed)<\/strong><\/h3>\n\n\n\n<p>T\u1ed1c \u0111\u1ed9 t\u1ea3i trang l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u00e0 kh\u1ea3 n\u0103ng x\u1ebfp h\u1ea1ng tr\u00ean Google. M\u1ed9t trang web ch\u1eadm c\u00f3 th\u1ec3 khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng r\u1eddi b\u1ecf ngay l\u1eadp t\u1ee9c, l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 tho\u00e1t v\u00e0 gi\u1ea3m th\u1eddi gian \u1edf l\u1ea1i trang.<\/p>\n\n\n\n<p>C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Google PageSpeed Insights ho\u1eb7c GTmetrix cho ph\u00e9p ki\u1ec3m tra hi\u1ec7u su\u1ea5t t\u1ea3i trang, \u0111\u1ed3ng th\u1eddi \u0111\u01b0a ra g\u1ee3i \u00fd c\u1ea3i thi\u1ec7n c\u1ee5 th\u1ec3. PageSpeed Insights l\u00e0 c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed c\u1ee7a Google, gi\u00fap ph\u00e2n t\u00edch c\u1ea3 giao di\u1ec7n desktop v\u00e0 mobile, ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi \u0111\u1ed1i t\u01b0\u1ee3ng t\u1eeb ng\u01b0\u1eddi m\u1edbi \u0111\u1ebfn chuy\u00ean gia SEO.<\/p>\n\n\n\n<p>M\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang bao g\u1ed3m: n\u00e9n \u1ea3nh, gi\u1ea3m dung l\u01b0\u1ee3ng file JavaScript v\u00e0 CSS, s\u1eed d\u1ee5ng m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN), b\u1eadt cache tr\u00ecnh duy\u1ec7t v\u00e0 t\u1ed1i \u01b0u m\u00e3 ngu\u1ed3n HTML.<\/p>\n\n\n\n<p>T\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang kh\u00f4ng ch\u1ec9 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t SEO m\u00e0 c\u00f2n mang \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m t\u1ed1t h\u01a1n cho ng\u01b0\u1eddi d\u00f9ng, gi\u00fap t\u0103ng t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ed1i \u01b0u c\u1ea5u tr\u00fac URL<\/strong><\/h3>\n\n\n\n<p>C\u1ea5u tr\u00fac URL th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong Technical SEO. M\u1ed9t URL ng\u1eafn g\u1ecdn, r\u00f5 r\u00e0ng v\u00e0 ch\u1ee9a t\u1eeb kh\u00f3a ch\u00ednh gi\u00fap Google d\u1ec5 d\u00e0ng hi\u1ec3u n\u1ed9i dung trang, \u0111\u1ed3ng th\u1eddi t\u1ea1o s\u1ef1 tin t\u01b0\u1edfng cho ng\u01b0\u1eddi d\u00f9ng khi click v\u00e0o li\u00ean k\u1ebft.<\/p>\n\n\n\n<p>M\u1ed9t URL t\u1ed1i \u01b0u n\u00ean:<\/p>\n\n\n\n<ul>\n<li>Kh\u00f4ng ch\u1ee9a k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t ho\u1eb7c chu\u1ed7i k\u00fd t\u1ef1 kh\u00f3 hi\u1ec3u<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng d\u1ea5u g\u1ea1ch ngang \u201c-\u201d \u0111\u1ec3 ng\u0103n c\u00e1ch c\u00e1c t\u1eeb<\/li>\n\n\n\n<li>Tr\u00e1nh qu\u00e1 d\u00e0i, n\u00ean gi\u1edbi h\u1ea1n t\u1eeb 3-5 t\u1eeb kh\u00f3a ch\u00ednh<\/li>\n<\/ul>\n\n\n\n<p>T\u1ed1i \u01b0u URL l\u00e0 c\u00f4ng vi\u1ec7c \u0111\u01a1n gi\u1ea3n nh\u01b0ng \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 d\u00e0i h\u1ea1n, \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi tri\u1ec3n khai chi\u1ebfn l\u01b0\u1ee3c SEO cho h\u1ec7 th\u1ed1ng website nhi\u1ec1u trang.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>S\u1eed d\u1ee5ng HTTPS<\/strong><\/h3>\n\n\n\n<p>THTPS l\u00e0 phi\u00ean b\u1ea3n b\u1ea3o m\u1eadt c\u1ee7a giao th\u1ee9c HTTP, gi\u00fap m\u00e3 h\u00f3a d\u1eef li\u1ec7u gi\u1eefa tr\u00ecnh duy\u1ec7t v\u00e0 m\u00e1y ch\u1ee7. Google \u0111\u00e3 x\u00e1c nh\u1eadn HTTPS l\u00e0 m\u1ed9t t\u00edn hi\u1ec7u x\u1ebfp h\u1ea1ng, \u0111\u1ed3ng th\u1eddi hi\u1ec3n th\u1ecb c\u1ea3nh b\u00e1o \u201cKh\u00f4ng an to\u00e0n\u201d \u0111\u1ed1i v\u1edbi c\u00e1c trang kh\u00f4ng s\u1eed d\u1ee5ng giao th\u1ee9c n\u00e0y.<\/p>\n\n\n\n<p>\u0110\u1ec3 chuy\u1ec3n sang HTTPS, b\u1ea1n c\u1ea7n:<\/p>\n\n\n\n<ul>\n<li>C\u00e0i \u0111\u1eb7t ch\u1ee9ng ch\u1ec9 SSL (mi\u1ec5n ph\u00ed v\u1edbi Let&#8217;s Encrypt ho\u1eb7c tr\u1ea3 ph\u00ed t\u1eeb nh\u00e0 cung c\u1ea5p hosting)<\/li>\n\n\n\n<li>C\u1eadp nh\u1eadt c\u00e1c li\u00ean k\u1ebft n\u1ed9i b\u1ed9 \u0111\u1ec3 s\u1eed d\u1ee5ng HTTPS<\/li>\n\n\n\n<li>Thi\u1ebft l\u1eadp chuy\u1ec3n h\u01b0\u1edbng 301 t\u1eeb HTTP sang HTTPS<\/li>\n<\/ul>\n\n\n\n<p>Vi\u1ec7c b\u1ea3o m\u1eadt website kh\u00f4ng ch\u1ec9 ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch SEO m\u00e0 c\u00f2n gi\u00fap t\u0103ng \u0111\u1ed9 tin c\u1eady t\u1eeb ph\u00eda ng\u01b0\u1eddi d\u00f9ng, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c website th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed ho\u1eb7c c\u00f3 bi\u1ec3u m\u1eabu thu th\u1eadp th\u00f4ng tin c\u00e1 nh\u00e2n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"722\" height=\"401\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2.png\" alt=\"C\u00e1c y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i trong Technical SEO\" class=\"wp-image-39421\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2.png 722w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2-300x167.png 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2-218x121.png 218w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2-436x242.png 436w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-2-720x401.png 720w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><\/figure><\/div>\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ed1i \u01b0u kh\u1ea3 n\u0103ng crawl v\u00e0 index<\/strong><\/h3>\n\n\n\n<p>Kh\u1ea3 n\u0103ng crawl v\u00e0 index \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn vi\u1ec7c Google c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y v\u00e0 hi\u1ec3n th\u1ecb c\u00e1c trang c\u1ee7a b\u1ea1n tr\u00ean k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm hay kh\u00f4ng. Hai t\u1ec7p quan tr\u1ecdng b\u1ea1n c\u1ea7n ki\u1ec3m tra:<\/p>\n\n\n\n<ul>\n<li><strong>robots.txt:<\/strong> H\u01b0\u1edbng d\u1eabn Googlebot v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00e1c bi\u1ebft trang n\u00e0o n\u00ean ho\u1eb7c kh\u00f4ng n\u00ean thu th\u1eadp.<\/li>\n\n\n\n<li><strong>sitemap.xml:<\/strong> Danh s\u00e1ch c\u00e1c URL quan tr\u1ecdng m\u00e0 b\u1ea1n mu\u1ed1n \u0111\u01b0\u1ee3c l\u1eadp ch\u1ec9 m\u1ee5c.<\/li>\n<\/ul>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 g\u1eedi sitemap l\u00ean Google Search Console, c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed c\u1ee7a Google gi\u00fap theo d\u00f5i v\u00e0 qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i l\u1eadp ch\u1ec9 m\u1ee5c, l\u1ed7i thu th\u1eadp d\u1eef li\u1ec7u v\u00e0 nhi\u1ec1u v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt kh\u00e1c. \u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu d\u00e0nh cho t\u1ea5t c\u1ea3 SEOer.<\/p>\n\n\n\n<p>Tr\u00e1nh \u0111\u1ec3 c\u00e1c l\u1ed7i k\u1ef9 thu\u1eadt ho\u1eb7c c\u1ea5u h\u00ecnh sai robots.txt l\u00e0m gi\u00e1n \u0111o\u1ea1n qu\u00e1 tr\u00ecnh crawl v\u00e0 index, g\u00e2y th\u1ea5t tho\u00e1t traffic ti\u1ec1m n\u0103ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Mobile-Friendly (t\u1ed1i \u01b0u hi\u1ec3n th\u1ecb tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng)<\/strong><\/h3>\n\n\n\n<p>V\u1edbi xu h\u01b0\u1edbng ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp web qua \u0111i\u1ec7n tho\u1ea1i ng\u00e0y c\u00e0ng t\u0103ng, Google \u0111\u00e3 chuy\u1ec3n sang \u01b0u ti\u00ean l\u1eadp ch\u1ec9 m\u1ee5c tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng (Mobile-First Indexing). \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 phi\u00ean b\u1ea3n mobile c\u1ee7a website s\u1ebd \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 v\u00e0 x\u1ebfp h\u1ea1ng trang.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 Mobile-Friendly Test c\u1ee7a Google \u0111\u1ec3 ki\u1ec3m tra xem website c\u00f3 th\u00e2n thi\u1ec7n v\u1edbi thi\u1ebft b\u1ecb di \u0111\u1ed9ng kh\u00f4ng. C\u00f4ng c\u1ee5 n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch v\u1edbi c\u00e1c doanh nghi\u1ec7p \u0111ang ph\u00e1t tri\u1ec3n giao di\u1ec7n web responsive ho\u1eb7c mu\u1ed1n ki\u1ec3m tra l\u1ed7i hi\u1ec3n th\u1ecb.<\/p>\n\n\n\n<p>M\u1ed9t website th\u00e2n thi\u1ec7n v\u1edbi mobile c\u1ea7n \u0111\u1ea3m b\u1ea3o:<\/p>\n\n\n\n<ul>\n<li>K\u00edch th\u01b0\u1edbc ch\u1eef d\u1ec5 \u0111\u1ecdc<\/li>\n\n\n\n<li>Kh\u00f4ng b\u1ecb tr\u00e0n khung tr\u00ean m\u00e0n h\u00ecnh nh\u1ecf<\/li>\n\n\n\n<li>Menu v\u00e0 n\u00fat b\u1ea5m d\u1ec5 thao t\u00e1c<\/li>\n<\/ul>\n\n\n\n<p>T\u1ed1i \u01b0u mobile kh\u00f4ng ch\u1ec9 l\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt m\u00e0 c\u00f2n l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Core Web Vitals<\/strong><\/h3>\n\n\n\n<p>Core Web Vitals l\u00e0 t\u1eadp h\u1ee3p ba ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a ng\u01b0\u1eddi d\u00f9ng:<\/p>\n\n\n\n<ul>\n<li><strong>LCP (Largest Contentful Paint):<\/strong> th\u1eddi gian hi\u1ec3n th\u1ecb n\u1ed9i dung ch\u00ednh<\/li>\n\n\n\n<li><strong>FID (First Input Delay):<\/strong> \u0111\u1ed9 tr\u1ec5 t\u01b0\u01a1ng t\u00e1c \u0111\u1ea7u ti\u00ean<\/li>\n\n\n\n<li><strong>CLS (Cumulative Layout Shift):<\/strong> \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh b\u1ed1 c\u1ee5c<\/li>\n<\/ul>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 theo d\u00f5i c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y trong Google Search Console ho\u1eb7c Lighthouse, n\u1ec1n t\u1ea3ng mi\u1ec5n ph\u00ed do Google ph\u00e1t tri\u1ec3n chuy\u00ean \u0111\u1ec3 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh th\u00e2n thi\u1ec7n website.<\/p>\n\n\n\n<p>Vi\u1ec7c c\u1ea3i thi\u1ec7n c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y s\u1ebd g\u00f3p ph\u1ea7n n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u00e0 gi\u00fap t\u0103ng \u0111i\u1ec3m x\u1ebfp h\u1ea1ng tr\u00ean Google, \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng v\u1edbi nh\u1eefng website c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp cao ho\u1eb7c m\u1ee5c ti\u00eau chuy\u1ec3n \u0111\u1ed5i m\u1ea1nh m\u1ebd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>T\u1ed1i \u01b0u m\u00e3 ngu\u1ed3n<\/strong><\/h3>\n\n\n\n<p>M\u00e3 ngu\u1ed3n nh\u1eb9, s\u1ea1ch s\u1ebd v\u00e0 d\u1ec5 \u0111\u1ecdc kh\u00f4ng ch\u1ec9 gi\u00fap tr\u00ecnh duy\u1ec7t x\u1eed l\u00fd nhanh h\u01a1n m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm d\u1ec5 d\u00e0ng hi\u1ec3u c\u1ea5u tr\u00fac n\u1ed9i dung. Nh\u1eefng nguy\u00ean t\u1eafc c\u1ea7n l\u01b0u \u00fd:<\/p>\n\n\n\n<ul>\n<li>S\u1eed d\u1ee5ng HTML5 chu\u1ea9n<\/li>\n\n\n\n<li>H\u1ea1n ch\u1ebf d\u00f9ng qu\u00e1 nhi\u1ec1u plugin kh\u00f4ng c\u1ea7n thi\u1ebft<\/li>\n\n\n\n<li>N\u00e9n file CSS\/JS<\/li>\n\n\n\n<li>Tr\u00e1nh l\u1ed3ng gh\u00e9p m\u00e3 kh\u00f4ng r\u00f5 r\u00e0ng ho\u1eb7c th\u1eeba<\/li>\n<\/ul>\n\n\n\n<p>Khi m\u00e3 ngu\u1ed3n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u, th\u1eddi gian t\u1ea3i trang gi\u1ea3m, \u0111\u1ed3ng th\u1eddi h\u1ea1n ch\u1ebf c\u00e1c xung \u0111\u1ed9t k\u1ef9 thu\u1eadt ti\u1ec1m \u1ea9n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SEO.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 ki\u1ec3m tra v\u00e0 t\u1ed1i \u01b0u Technical SEO<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"722\" height=\"401\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3.png\" alt=\"\" class=\"wp-image-39422\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3.png 722w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3-300x167.png 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3-218x121.png 218w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3-436x242.png 436w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2025\/05\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan-3-720x401.png 720w\" sizes=\"(max-width: 722px) 100vw, 722px\" \/><\/figure><\/div>\n\n\n<p>Vi\u1ec7c tri\u1ec3n khai Technical SEO hi\u1ec7u qu\u1ea3 kh\u00f4ng th\u1ec3 thi\u1ebfu s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng. Nh\u1eefng c\u00f4ng c\u1ee5 n\u00e0y gi\u00fap SEOer d\u1ec5 d\u00e0ng ph\u00e1t hi\u1ec7n l\u1ed7i k\u1ef9 thu\u1eadt, theo d\u00f5i hi\u1ec7u su\u1ea5t website v\u00e0 \u0111\u1ec1 xu\u1ea5t ph\u01b0\u01a1ng \u00e1n t\u1ed1i \u01b0u k\u1ecbp th\u1eddi. D\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi m\u1edbi hay \u0111\u00e3 c\u00f3 kinh nghi\u1ec7m, vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u00fang c\u00f4ng c\u1ee5 s\u1ebd ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n<ul>\n<li><strong>Google Search Console:<\/strong> mi\u1ec5n ph\u00ed, qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i index, ph\u00e1t hi\u1ec7n l\u1ed7i crawl, theo d\u00f5i hi\u1ec7u su\u1ea5t SEO.<\/li>\n\n\n\n<li><strong>Screaming Frog SEO Spider:<\/strong> c\u00f4ng c\u1ee5 thu th\u1eadp d\u1eef li\u1ec7u website nh\u01b0 Googlebot, ph\u00f9 h\u1ee3p cho SEOer ki\u1ec3m tra k\u1ef9 thu\u1eadt to\u00e0n di\u1ec7n.<\/li>\n\n\n\n<li><strong>Ahrefs \/ SEMrush Site Audit:<\/strong> t\u00edch h\u1ee3p audit k\u1ef9 thu\u1eadt v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 On-page, backlink, gi\u00fap doanh nghi\u1ec7p theo d\u00f5i to\u00e0n b\u1ed9 hi\u1ec7u su\u1ea5t SEO.<\/li>\n\n\n\n<li><strong>Lighthouse \/ Web.dev:<\/strong> ph\u00e2n t\u00edch t\u1ed1c \u0111\u1ed9, tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, c\u00e1c ch\u1ec9 s\u1ed1 Core Web Vitals chi ti\u1ebft.<\/li>\n<\/ul>\n\n\n\n<p>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p s\u1ebd gi\u00fap b\u1ea1n n\u1eafm b\u1eaft r\u00f5 t\u00ecnh tr\u1ea1ng k\u1ef9 thu\u1eadt c\u1ee7a website v\u00e0 \u0111\u01b0a ra h\u00e0nh \u0111\u1ed9ng ch\u00ednh x\u00e1c. \u0110\u1eebng qu\u00ean k\u1ebft h\u1ee3p nhi\u1ec1u c\u00f4ng c\u1ee5 \u0111\u1ec3 c\u00f3 c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n h\u01a1n, t\u1eeb \u0111\u00f3 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng SEO v\u1eefng ch\u1eafc v\u00e0 b\u1ec1n l\u00e2u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c l\u1ed7i Technical SEO th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c nhanh ch\u00f3ng<\/strong><\/h2>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai SEO, nhi\u1ec1u website th\u01b0\u1eddng g\u1eb7p ph\u1ea3i c\u00e1c l\u1ed7i k\u1ef9 thu\u1eadt ti\u1ec1m \u1ea9n khi\u1ebfn hi\u1ec7u su\u1ea5t t\u00ecm ki\u1ebfm b\u1ecb \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng. Nh\u1eefng l\u1ed7i n\u00e0y c\u00f3 th\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n qu\u00e1 tr\u00ecnh thu th\u1eadp d\u1eef li\u1ec7u c\u1ee7a Google. T\u1eeb \u0111\u00f3 g\u00e2y gi\u1ea3m th\u1ee9 h\u1ea1ng d\u00f9 n\u1ed9i dung v\u00e0 backlink \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ea7u t\u01b0. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1ed7i Technical SEO th\u01b0\u1eddng g\u1eb7p l\u00e0:<\/p>\n\n\n\n<ul>\n<li><strong>L\u1ed7i 404:<\/strong> trang kh\u00f4ng t\u1ed3n t\u1ea1i b\u1ea1n n\u00ean t\u1ea1o redirect h\u1ee3p l\u00fd ho\u1eb7c c\u1eadp nh\u1eadt li\u00ean k\u1ebft h\u1ecfng.<\/li>\n\n\n\n<li><strong>Redirect chain:<\/strong> qu\u00e1 nhi\u1ec1u b\u01b0\u1edbc chuy\u1ec3n h\u01b0\u1edbng b\u1ea1n c\u1ea7n t\u1ed1i \u01b0u l\u1ea1i \u0111\u1ec3 ch\u1ec9 c\u00f3 1 chuy\u1ec3n h\u01b0\u1edbng duy nh\u1ea5t.<\/li>\n\n\n\n<li><strong>Tr\u00f9ng l\u1eb7p n\u1ed9i dung do tham s\u1ed1 URL:<\/strong> thi\u1ebft l\u1eadp canonical tag v\u00e0 l\u1ecdc \u0111\u00fang URL index.<\/li>\n\n\n\n<li><strong>T\u1ed1c \u0111\u1ed9 mobile th\u1ea5p:<\/strong> n\u00e9n \u1ea3nh, gi\u1ea3m hi\u1ec7u \u1ee9ng, tinh gi\u1ea3n m\u00e3 ngu\u1ed3n.<\/li>\n<\/ul>\n\n\n\n<p>Ph\u00e1t hi\u1ec7n v\u00e0 kh\u1eafc ph\u1ee5c s\u1edbm c\u00e1c l\u1ed7i n\u00e0y gi\u00fap website tr\u00e1nh b\u1ecb t\u1ee5t h\u1ea1ng v\u00e0 duy tr\u00ec hi\u1ec7u su\u1ea5t SEO \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>K\u1ebft lu\u1eadn<\/strong><\/h2>\n\n\n\n<p><strong>Technical<\/strong> SEO l\u00e0 n\u1ec1n m\u00f3ng v\u1eefng ch\u1eafc gi\u00fap n\u1ed9i dung v\u00e0 chi\u1ebfn l\u01b0\u1ee3c li\u00ean k\u1ebft ph\u00e1t huy t\u1ed1i \u0111a hi\u1ec7u qu\u1ea3. D\u00f9 kh\u00f4ng tr\u1ef1c ti\u1ebfp t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn t\u1eeb kh\u00f3a hay b\u00e0i vi\u1ebft, nh\u01b0ng n\u00f3 quy\u1ebft \u0111\u1ecbnh vi\u1ec7c website c\u00f3 \u0111\u01b0\u1ee3c Google \u201chi\u1ec3u\u201d v\u00e0 \u0111\u00e1nh gi\u00e1 cao hay kh\u00f4ng. N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t c\u1ee9 th\u1eafc m\u1eafc n\u00e0o v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y h\u00e3y b\u00ecnh lu\u1eadn b\u00ean d\u01b0\u1edbi \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p nh\u00e9!<\/p>\n\n\n\n<p><a href=\"https:\/\/adsplus.vn\/\"><strong>Adsplus.vn<\/strong><\/a><strong>&nbsp;<\/strong><\/p>\n\n\n\n<p><em>C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 xem b\u00e0i vi\u1ebft n\u00e0y.<\/em> <em>H\u00e3y c\u1eadp nh\u1eadt th\u00eam c\u00e1c b\u00e0i vi\u1ebft t\u1eeb Adsplus \u0111\u1ec3 bi\u1ebft th\u00eam nh\u1eefng th\u00f4ng tin m\u1edbi nh\u1ea5t v\u1ec1 Marketing.<\/em> V<em>\u00e0 c\u00e1c Tips ch\u1ea1y qu\u1ea3ng c\u00e1o hi\u1ec7u qu\u1ea3.<\/em>&nbsp;<\/p>\n\n\n\n<ul>\n<li><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Tham kh\u1ea3o c\u00e1c kh\u00f3a h\u1ecdc Google Ads, Facebook Ads t\u1ea1i<\/mark><a href=\"https:\/\/guru.edu.vn\/\"> guru.edu.vn<\/a><\/li>\n\n\n\n<li><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Tham kh\u1ea3o c\u00e1c g\u00f3i setup t\u00e0i kho\u1ea3n qu\u1ea3ng c\u00e1o Google Ads, Facebook Ads t\u1ea1i<\/mark><a href=\"https:\/\/hubs.la\/H0BrYSB0\"> 1ad.vn<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7n nay, nhi\u1ec1u doanh nghi\u1ec7p \u0111\u1ea7u t\u01b0 m\u1ea1nh v\u00e0o n\u1ed9i dung v\u00e0 backlink nh\u01b0ng website v\u1eabn kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u1ee9 h\u1ea1ng cao nh\u01b0 k\u1ef3 v\u1ecdng. Nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb vi\u1ec7c b\u1ecf qua n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt \u2013 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i gi\u00fap c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm thu th\u1eadp, hi\u1ec3u v\u00e0 x\u1ebfp h\u1ea1ng trang [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":39418,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1023],"tags":[270,1845],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Technical SEO: V\u00ec sao website kh\u00f4ng l\u00ean top d\u00f9 n\u1ed9i dung \u0111\u00e3 chu\u1ea9n?<\/title>\n<meta name=\"description\" content=\"Technical SEO l\u00e0 g\u00ec v\u00e0 \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn Website c\u1ee7a b\u1ea1n? T\u00ecm hi\u1ec3u c\u00f4ng c\u1ee5, l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 gi\u1ea3i ph\u00e1p t\u1ea1i \u0111\u00e2y!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/adsplus.vn\/blog\/technical-seo-vi-sao-website-khong-len-top-du-noi-dung-da-chuan\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technical SEO: V\u00ec sao website kh\u00f4ng l\u00ean top d\u00f9 n\u1ed9i dung \u0111\u00e3 chu\u1ea9n?\" \/>\n<meta property=\"og:description\" content=\"Technical SEO l\u00e0 g\u00ec v\u00e0 \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn Website c\u1ee7a b\u1ea1n? 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