{"id":2175,"date":"2025-03-20T10:37:53","date_gmt":"2025-03-20T01:37:53","guid":{"rendered":"https:\/\/cooss.net\/404-%eb%a6%ac%eb%94%94%eb%a0%89%ec%85%98-anh-huong-den-seo\/"},"modified":"2025-03-20T10:37:53","modified_gmt":"2025-03-20T01:37:53","slug":"404-%eb%a6%ac%eb%94%94%eb%a0%89%ec%85%98-anh-huong-den-seo","status":"publish","type":"post","link":"https:\/\/cooss.net\/vi\/404-%eb%a6%ac%eb%94%94%eb%a0%89%ec%85%98-anh-huong-den-seo\/","title":{"rendered":"404 \ub9ac\ub514\ub809\uc158 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SEO."},"content":{"rendered":"\n

M\u1eb7c d\u00f9 b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng WordPress, nh\u01b0ng c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng danh s\u00e1ch m\u00e0 kh\u00f4ng mu\u1ed1n n\u1ed9i dung b\u1ecb l\u1ed9 ra. V\u00ec v\u1eady, t\u00f4i \u0111\u00e3 th\u00eam m\u1ed9t h\u00e0m v\u00e0o functions.php \u0111\u1ec3 thi\u1ebft l\u1eadp c\u00e1c b\u00e0i vi\u1ebft thu\u1ed9c m\u1ed9t danh m\u1ee5c c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn trang 404.<\/p>\n\n\n\n

Ch\u1ee9c n\u0103ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 mong mu\u1ed1n, nh\u01b0ng t\u00f4i ch\u1ee3t ngh\u0129 r\u1eb1ng \u0111i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 g\u00e2y nh\u1ea7m l\u1eabn cho c\u00e1c robot t\u00ecm ki\u1ebfm \u0111ang thu th\u1eadp th\u00f4ng tin.<\/p>\n\n\n\n

\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn SEO khi chuy\u1ec3n h\u01b0\u1edbng b\u00e0i vi\u1ebft c\u1ee5 th\u1ec3 \u0111\u1ebfn 404<\/h2>\n\n\n\n

Khi chuy\u1ec3n h\u01b0\u1edbng b\u00e0i vi\u1ebft thu\u1ed9c danh m\u1ee5c c\u1ee5 th\u1ec3 \u0111\u1ebfn trang 404, c\u00f3 kh\u1ea3 n\u0103ng l\u1edbn l\u00e0 n\u00f3 s\u1ebd \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn SEO.  \u0110\u1eb7c bi\u1ec7t, c\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn \u0111\u00e1nh gi\u00e1 c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm.<\/p>\n\n\n\n

\u1ea2nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn SEO<\/h3>\n\n\n\n

1. Robot t\u00ecm ki\u1ebfm g\u1eb7p kh\u00f3 kh\u0103n<\/h4>\n\n\n\n

Khi robot t\u00ecm ki\u1ebfm ph\u00e1t hi\u1ec7n ra r\u1eb1ng b\u00e0i vi\u1ebft thu\u1ed9c danh m\u1ee5c c\u1ee5 th\u1ec3 th\u1ef1c s\u1ef1 t\u1ed3n t\u1ea1i nh\u01b0ng l\u1ea1i b\u1ecb x\u1eed l\u00fd th\u00e0nh 404,
c\u00f3 kh\u1ea3 n\u0103ng cao r\u1eb1ng ch\u00fang s\u1ebd nh\u1eadn di\u1ec7n \u0111\u00e2y l\u00e0 soft 404<\/strong>.<\/p>\n\n\n\n

Soft 404 c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm c\u1ed1 g\u1eafng lo\u1ea1i b\u1ecf URL \u0111\u00f3 kh\u1ecfi ch\u1ec9 m\u1ee5c.<\/p>\n\n\n\n

2. Gi\u1ea3m \u0111\u1ed9 tin c\u1eady c\u1ee7a trang (Authority)<\/h4>\n\n\n\n

Khi m\u1ed9t b\u00e0i vi\u1ebft \u0111\u00e3 t\u1ed3n t\u1ea1i chuy\u1ec3n th\u00e0nh trang 404, gi\u00e1 tr\u1ecb
li\u00ean k\u1ebft (Link Equity)<\/strong> c\u1ee7a trang \u0111\u00f3 s\u1ebd bi\u1ebfn m\u1ea5t.<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 l\u00e0m gi\u1ea3m \u0111\u1ed9 tin c\u1eady c\u1ee7a to\u00e0n b\u1ed9 trang web.<\/p>\n\n\n\n

3. Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng (UX) x\u1ea5u \u0111i<\/h4>\n\n\n\n

Khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5p v\u00e0o m\u1ed9t danh m\u1ee5c c\u1ee5 th\u1ec3 v\u00e0 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ebfn trang 404, t\u1ef7 l\u1ec7 tho\u00e1t (Bounce Rate)<\/strong> c\u00f3 th\u1ec3 t\u0103ng l\u00ean.<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 khi\u1ebfn c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u1ed9i dung c\u1ee7a trang th\u1ea5p<\/strong>.<\/p>\n\n\n\n

Gi\u1ea3i ph\u00e1p t\u1ed1t h\u01a1n (c\u00e1ch th\u00e2n thi\u1ec7n v\u1edbi SEO)<\/h3>\n\n\n\n

V\u1eady th\u00ec ch\u00fang ta n\u00ean l\u00e0m g\u00ec?<\/p>\n\n\n\n

Th\u1eadt t\u1ed1t khi xem x\u00e9t c\u00e1c ph\u01b0\u01a1ng ph\u00e1p sau.<\/p>\n\n\n\n

1. Chuy\u1ec3n h\u01b0\u1edbng 301 (\u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb)<\/h4>\n\n\n\n

N\u1ebfu c\u00f3 b\u00e0i vi\u1ebft kh\u00e1c c\u00f3 th\u1ec3 chuy\u1ec3n h\u01b0\u1edbng, h\u00e3y chuy\u1ec3n h\u01b0\u1edbng 301<\/strong> b\u00e0i vi\u1ebft thu\u1ed9c danh m\u1ee5c c\u1ee5 th\u1ec3 \u0111\u1ebfn m\u1ed9t trang li\u00ean quan kh\u00e1c \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t SEO.<\/p>\n\n\n\n

\nfunction redirect_specific_category_posts() {\n    if (is_single() && has_category('\ucc28\ub2e8\ud560-\uce74\ud14c\uace0\ub9ac')) {\n        wp_redirect(home_url('\/\ub300\uccb4-\ud398\uc774\uc9c0\/'), 301);\n        exit;\n    }\n}\nadd_action('template_redirect', 'redirect_specific_category_posts');\n<\/code><\/pre>\n\n\n\n
    \n
  • Chuy\u1ec3n h\u01b0\u1edbng b\u00e0i vi\u1ebft thu\u1ed9c danh m\u1ee5c c\u1ee5 th\u1ec3 (\ucc28\ub2e8\ud560-\uce74\ud14c\uace0\ub9ac<\/code>) \u0111\u1ebfn \/\ub300\uccb4-\ud398\uc774\uc9c0\/<\/code><\/li>\n\n\n\n
  • Khuy\u1ebfn kh\u00edch c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm truy\u1ec1n gi\u00e1 tr\u1ecb li\u00ean k\u1ebft \u0111\u1ebfn trang m\u1edbi b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng chuy\u1ec3n h\u01b0\u1edbng 301<\/strong><\/li>\n<\/ul>\n\n\n\n
    2. S\u1eed d\u1ee5ng th\u1ebb meta noindex, follow<\/h4>\n\n\n\n
    \u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u1ec3 thi\u1ebft l\u1eadp \u0111\u1ec3 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00f4ng thu th\u1eadp th\u00f4ng tin danh m\u1ee5c c\u1ee5 th\u1ec3. <\/p>\n\n\n\n
    N\u00f3i c\u00e1ch kh\u00e1c, b\u1ea1n \u0111ang th\u00f4ng b\u00e1o cho c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm r\u1eb1ng kh\u00f4ng n\u00ean xem trang n\u00e0y. \u0110\u1eb7t n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y v\u00e0o functions.php. B\u1ea1n ch\u1ec9 c\u1ea7n \u0111i\u1ec1n gi\u00e1 tr\u1ecb slug \u0111\u1ea1i di\u1ec7n cho danh m\u1ee5c v\u00e0o ‘\ucc28\ub2e8\ud560-\uce74\ud14c\uace0\ub9ac’.<\/p>\n\n\n\n
    \nfunction add_noindex_to_specific_category() {\n    if (is_category('\ucc28\ub2e8\ud560-\uce74\ud14c\uace0\ub9ac')) {\n        echo '<meta name=\"robots\" content=\"noindex, follow\">';\n    }\n}\nadd_action('wp_head', 'add_noindex_to_specific_category');\n<\/code><\/pre>\n\n\n\n
      \n
    • noindex<\/strong>: Thi\u1ebft l\u1eadp \u0111\u1ec3 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00f4ng l\u1eadp ch\u1ec9 m\u1ee5c trang n\u00e0y<\/li>\n\n\n\n
    • follow<\/strong>: V\u1eabn cho ph\u00e9p theo d\u00f5i c\u00e1c li\u00ean k\u1ebft n\u1ed9i b\u1ed9<\/li>\n<\/ul>\n\n\n\n
      3. Ch\u1eb7n c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (s\u1eed d\u1ee5ng robots.txt)<\/h4>\n\n\n\n
      B\u1ea1n c\u00f3 th\u1ec3 ch\u1eb7n URL c\u1ee7a danh m\u1ee5c c\u1ee5 th\u1ec3 trong t\u1ec7p robots.txt<\/strong> \u0111\u1ec3 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00f4ng thu th\u1eadp th\u00f4ng tin.<\/p>\n\n\n\n
      \nUser-agent: *\nDisallow: \/category\/\ucc28\ub2e8\ud560-\uce74\ud14c\uace0\ub9ac\/\n<\/code><\/pre>\n\n\n\n
      Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n nh\u1ea5t.<\/p>\n\n\n\n
      Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u00edt hi\u1ec7u qu\u1ea3 n\u1ebfu URL \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp ch\u1ec9 m\u1ee5c b\u1edfi c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, v\u00ec v\u1eady t\u1ed1t nh\u1ea5t l\u00e0 n\u00ean k\u1ebft h\u1ee3p v\u1edbi c\u00e1ch th\u00eam h\u00e0m v\u00e0o functions.php.<\/p>\n\n\n\n
      <\/p>\n\n\n\n
      K\u1ebft lu\u1eadn<\/h2>\n\n\n\n
        \n
      • Chuy\u1ec3n h\u01b0\u1edbng c\u01b0\u1ee1ng b\u1ee9c \u0111\u1ebfn trang 404 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn SEO<\/li>\n\n\n\n
      • Thay v\u00e0o \u0111\u00f3, s\u1eed d\u1ee5ng chuy\u1ec3n h\u01b0\u1edbng 301<\/strong> \u0111\u1ec3 d\u1eabn d\u1eaft \u0111\u1ebfn trang kh\u00e1c l\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u1ed1t nh\u1ea5t<\/li>\n\n\n\n
      • \u0110\u1ec3 ng\u0103n ch\u1eb7n l\u1eadp ch\u1ec9 m\u1ee5c c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, h\u00e3y s\u1eed d\u1ee5ng th\u1ebb meta noindex, follow<\/strong><\/li>\n\n\n\n
      • C\u00f3 th\u1ec3 s\u1eeda \u0111\u1ed5i t\u1ec7p robots.txt \u0111\u1ec3 thi\u1ebft l\u1eadp kh\u00f4ng cho thu th\u1eadp th\u00f4ng tin danh m\u1ee5c c\u1ee5 th\u1ec3<\/li>\n<\/ul>\n\n\n\n
        B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 SEO trong khi v\u1eadn h\u00e0nh trang web m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. \ud83d\ude80<\/p>\n","protected":false},"excerpt":{"rendered":"
        M\u1eb7c d\u00f9 b\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng WordPress, nh\u01b0ng c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng danh s\u00e1ch m\u00e0 kh\u00f4ng mu\u1ed1n n\u1ed9i dung b\u1ecb l\u1ed9 ra. V\u00ec v\u1eady, t\u00f4i \u0111\u00e3 th\u00eam m\u1ed9t h\u00e0m v\u00e0o functions.php \u0111\u1ec3 thi\u1ebft l\u1eadp c\u00e1c b\u00e0i vi\u1ebft thu\u1ed9c m\u1ed9t danh m\u1ee5c c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn trang […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[],"class_list":["post-2175","post","type-post","status-publish","format-standard","hentry","category-wordpress-vi"],"_links":{"self":[{"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/posts\/2175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/comments?post=2175"}],"version-history":[{"count":0,"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/posts\/2175\/revisions"}],"wp:attachment":[{"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/media?parent=2175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/categories?post=2175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cooss.net\/vi\/wp-json\/wp\/v2\/tags?post=2175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}