{"id":2383,"date":"2026-03-06T16:12:19","date_gmt":"2026-03-06T08:12:19","guid":{"rendered":"https:\/\/updates.visual-paradigm.com\/vn\/releases\/check-your-pdf-by-pdf-a-validator-tool\/"},"modified":"2026-03-06T16:12:19","modified_gmt":"2026-03-06T08:12:19","slug":"check-your-pdf-by-pdf-a-validator-tool","status":"publish","type":"releases","link":"https:\/\/updates.visual-paradigm.com\/vn\/releases\/check-your-pdf-by-pdf-a-validator-tool\/","title":{"rendered":"Ki\u1ec3m tra t\u00e0i li\u1ec7u PDF c\u1ee7a b\u1ea1n b\u1eb1ng C\u00f4ng c\u1ee5 x\u00e1c minh PDF\/A"},"content":{"rendered":"<p>PDF l\u00e0 m\u1ed9t \u0111\u1ecbnh d\u1ea1ng t\u1ec7p m\u00e0 ch\u00fang t\u00f4i th\u01b0\u1eddng xuy\u00ean s\u1eed d\u1ee5ng trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c t\u00e0i li\u1ec7u PDF c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong th\u1eddi gian d\u00e0i, m\u1ed9t ti\u00eau chu\u1ea9n m\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean \u0111i\u1ec1u n\u00e0y, \u0111\u00f3 l\u00e0<a href=\"https:\/\/blog.visual-paradigm.com\/what-is-pdf-a\/\">PDF\/A<\/a>.<\/p>\n<p><!--more--><\/p>\n<p>Ch\u00fang t\u00f4i vui m\u1eebng th\u00f4ng b\u00e1o r\u1eb1ng VP Online h\u1ed7 tr\u1ee3 C\u00f4ng c\u1ee5 x\u00e1c minh PDF\/A \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra xem c\u00e1c t\u00e0i li\u1ec7u PDF c\u1ee7a m\u00ecnh c\u00f3 tu\u00e2n theo ti\u00eau chu\u1ea9n PDF\/A hay kh\u00f4ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 n\u00e0y.<\/p>\n<p><iframe allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\" frameborder=\"0\" height=\"281\" referrerpolicy=\"strict-origin-when-cross-origin\" src=\"https:\/\/www.youtube.com\/embed\/BTscFSM8mrs?feature=oembed\" title=\"How to Check Whether a PDF is in PDF\/A Standard\" width=\"500\"><\/iframe><\/p>\n<h1>C\u00f4ng c\u1ee5 x\u00e1c minh PDF\/A<\/h1>\n<ol>\n<li>Truy c\u1eadp VP Online, nh\u1ea5p v\u00e0o<strong>Kh\u00e1m ph\u00e1<\/strong>, sau \u0111\u00f3 ch\u1ecdn<strong>Ch\u1ec9nh s\u1eeda PDF tr\u1ef1c tuy\u1ebfn<\/strong>\n<p id=\"wTtZNlm\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-2132\" decoding=\"async\" fetchpriority=\"high\" height=\"483\" sizes=\"(max-width: 972px) 100vw, 972px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11649b43.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11649b43.png 972w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11649b43-300x149.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11649b43-768x382.png 768w\" width=\"972\"\/><\/p>\n<\/li>\n<li>Cu\u1ed9n th\u1eb3ng xu\u1ed1ng trang, ho\u1eb7c nh\u1ea5n<a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/pdf-editing-tools\/\">Kh\u00e1m ph\u00e1 t\u1ea5t c\u1ea3 c\u00f4ng c\u1ee5 PDF<\/a> \u1edf g\u00f3c tr\u00ean b\u00ean ph\u1ea3i \u0111\u1ec3 truy c\u1eadp trang C\u00f4ng c\u1ee5 PDF tr\u1ef1c tuy\u1ebfn.\n<p id=\"FonafIA\"><img alt=\"\" class=\"alignnone size-full wp-image-2133\" decoding=\"async\" height=\"99\" sizes=\"(max-width: 414px) 100vw, 414px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11b69022.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11b69022.png 414w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11b69022-300x72.png 300w\" width=\"414\"\/><\/p>\n<\/li>\n<li>Ch\u1ecdn<strong>C\u00f4ng c\u1ee5 x\u00e1c minh PDF\/A<\/strong> d\u01b0\u1edbi m\u1ee5c C\u00f4ng c\u1ee5 ch\u1ec9nh s\u1eeda PDF\n<p id=\"rhKGxim\"><img alt=\"\" class=\"alignnone size-full wp-image-2134\" decoding=\"async\" height=\"841\" sizes=\"(max-width: 1182px) 100vw, 1182px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11e257aa.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11e257aa.png 1182w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11e257aa-300x213.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11e257aa-1024x729.png 1024w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f11e257aa-768x546.png 768w\" width=\"1182\"\/><\/p>\n<\/li>\n<li>T\u1ea3i l\u00ean t\u00e0i li\u1ec7u PDF l\u00ean trang, v\u00e0 ch\u1ecdn<strong>H\u1ed3 s\u01a1 x\u00e1c minh<\/strong>. N\u1ebfu b\u1ea1n kh\u00f4ng bi\u1ebft n\u00ean ch\u1ecdn lo\u1ea1i n\u00e0o, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn T\u1ef1 \u0111\u1ed9ng ph\u00e1t hi\u1ec7n.\n<p id=\"VUjuevD\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2135\" decoding=\"async\" height=\"601\" loading=\"lazy\" sizes=\"auto, (max-width: 1123px) 100vw, 1123px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f1220d161.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f1220d161.png 1123w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f1220d161-300x161.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f1220d161-1024x548.png 1024w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f1220d161-768x411.png 768w\" width=\"1123\"\/><\/p>\n<\/li>\n<li>Sau khi x\u00e1c minh, s\u1ebd c\u00f3 2 lo\u1ea1i k\u1ebft qu\u1ea3, cho th\u1ea5y t\u00e0i li\u1ec7u PDF c\u00f3 tu\u00e2n theo ti\u00eau chu\u1ea9n PDF\/A hay kh\u00f4ng.\n<p id=\"LiAEAPD\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2136\" decoding=\"async\" height=\"379\" loading=\"lazy\" sizes=\"auto, (max-width: 674px) 100vw, 674px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12529d05.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12529d05.png 674w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12529d05-300x169.png 300w\" width=\"674\"\/><\/p>\n<\/li>\n<\/ol>\n<h1>Chuy\u1ec3n \u0111\u1ed5i PDF\/A<\/h1>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n ph\u00e1t hi\u1ec7n t\u00e0i li\u1ec7u PDF kh\u00f4ng tu\u00e2n theo ti\u00eau chu\u1ea9n PDF\/A, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed5i b\u1eb1ng n\u00fat b\u00ean d\u01b0\u1edbi.<\/p>\n<p id=\"WhzKQVW\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2137\" decoding=\"async\" height=\"61\" loading=\"lazy\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12822f2f.png\" width=\"260\"\/><\/p>\n<p>B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y<a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/pdf-to-pdfa\/\">c\u00f4ng c\u1ee5 chuy\u1ec3n \u0111\u1ed5i<\/a>d\u01b0\u1edbi m\u1ee5c Chuy\u1ec3n \u0111\u1ed5i t\u1eeb PDF.<\/p>\n<p id=\"sFxodDR\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2138\" decoding=\"async\" height=\"667\" loading=\"lazy\" sizes=\"auto, (max-width: 938px) 100vw, 938px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12b360fe.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12b360fe.png 938w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12b360fe-300x213.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8f12b360fe-768x546.png 768w\" width=\"938\"\/><\/p>\n","protected":false},"featured_media":2384,"template":"","meta":{"_acf_changed":false,"_yoast_wpseo_title":"PDF\/A l\u00e0 ti\u00eau chu\u1ea9n c\u1ee7a PDF d\u00e0nh cho vi\u1ec7c l\u01b0u tr\u1eef l\u00e2u d\u00e0i. Ki\u1ec3m tra t\u00e0i li\u1ec7u PDF c\u1ee7a b\u1ea1n b\u1eb1ng Ki\u1ec3m tra PDF\/A c\u1ee7a VP Online v\u00e0 th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed5i n\u1ebfu c\u1ea7n thi\u1ebft!","_yoast_wpseo_metadesc":"PDF\/A is a standard of PDF for long-term preservation. Check your PDF by VP Online PDF\/A Validation and do the conversion if needed!","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product":[],"product-area":[],"version":[],"release-type":[],"class_list":["post-2383","releases","type-releases","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PDF\/A l\u00e0 ti\u00eau chu\u1ea9n c\u1ee7a PDF d\u00e0nh cho vi\u1ec7c l\u01b0u tr\u1eef l\u00e2u d\u00e0i. Ki\u1ec3m tra t\u00e0i li\u1ec7u PDF c\u1ee7a b\u1ea1n b\u1eb1ng Ki\u1ec3m tra PDF\/A c\u1ee7a VP Online v\u00e0 th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed5i n\u1ebfu c\u1ea7n thi\u1ebft!<\/title>\n<meta name=\"description\" content=\"PDF\/A is a standard of PDF for long-term preservation. Check your PDF by VP Online PDF\/A Validation and do the conversion if needed!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/updates.visual-paradigm.com\/vn\/releases\/check-your-pdf-by-pdf-a-validator-tool\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PDF\/A l\u00e0 ti\u00eau chu\u1ea9n c\u1ee7a PDF d\u00e0nh cho vi\u1ec7c l\u01b0u tr\u1eef l\u00e2u d\u00e0i. 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