{"id":2416,"date":"2026-03-06T16:33:06","date_gmt":"2026-03-06T08:33:06","guid":{"rendered":"https:\/\/updates.visual-paradigm.com\/vn\/releases\/how-to-disable-copy-content-for-a-pdf\/"},"modified":"2026-03-06T16:33:06","modified_gmt":"2026-03-06T08:33:06","slug":"how-to-disable-copy-content-for-a-pdf","status":"publish","type":"releases","link":"https:\/\/updates.visual-paradigm.com\/vn\/releases\/how-to-disable-copy-content-for-a-pdf\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a sao ch\u00e9p n\u1ed9i dung cho m\u1ed9t t\u00e0i li\u1ec7u PDF"},"content":{"rendered":"<p><a href=\"https:\/\/blog.visual-paradigm.com\/password-protect-a-pdf\/\">\u0110\u1eb7t m\u1eadt kh\u1ea9u<\/a> kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3<a href=\"https:\/\/www.vitrium.com\/blog\/document-security-protection-drm-blog\/4-reasons-you-need-to-start-protecting-your-documents\"> b\u1ea3o v\u1ec7 n\u1ed9i dung c\u1ee7a b\u1ea1n<\/a>. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 \u0111\u1eb7t c\u00e1c h\u1ea1n ch\u1ebf kh\u00e1c cho t\u1ec7p c\u1ee7a m\u00ecnh, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1eb7t tr\u1ea1ng th\u00e1i t\u1ec7p c\u1ee7a b\u1ea1n th\u00e0nh<strong>\u201cc\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c\u201d<\/strong> ho\u1eb7c <strong>\u201cc\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda\u201d.<\/strong> \u0110i\u1ec1u n\u00e0y <a href=\"https:\/\/www.youtube.com\/watch?v=6eAr0GgtR8c\">video<\/a> s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch ng\u0103n ng\u01b0\u1eddi kh\u00e1c sao ch\u00e9p n\u1ed9i dung t\u00e0i li\u1ec7u PDF c\u1ee7a b\u1ea1n khi xu\u1ea5t t\u1eeb Tr\u00ecnh ch\u1ec9nh s\u1eeda PDF tr\u1ef1c tuy\u1ebfn VP.<\/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\/6eAr0GgtR8c?feature=oembed\" title=\"How to Disable Copy Content for a PDF\" width=\"500\"><\/iframe><\/p>\n<p><span style=\"font-size: 18pt;\"><strong>H\u1ecdc c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a t\u00ednh n\u0103ng \u201cC\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda\u201d<\/strong><\/span><\/p>\n<p>T\u1ea3i l\u00ean t\u1ec7p PDF c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch<strong>k\u00e9o \u0111\u01a1n gi\u1ea3n<\/strong>t\u1ec7p PDF c\u1ee7a b\u1ea1n v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n <a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/\">Tr\u00ecnh ch\u1ec9nh s\u1eeda PDF tr\u1ef1c tuy\u1ebfn VP.<\/a><\/p>\n<p id=\"dTuBPaj\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-1998\" decoding=\"async\" fetchpriority=\"high\" height=\"800\" sizes=\"(max-width: 800px) 100vw, 800px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb41573f9.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb41573f9.png 800w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb41573f9-300x300.png 300w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb41573f9-150x150.png 150w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb41573f9-768x768.png 768w\" width=\"800\"\/><\/p>\n<p>Sau khi t\u1ec7p c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c nh\u1eadp, b\u1ea1n c\u00f3 th\u1ec3 nh\u1ea5p v\u00e0o<strong>\u201ct\u1ec7p\u201d<\/strong> v\u00e0 ch\u1ecdn<strong> \u201cthu\u1ed9c t\u00ednh\u201d<\/strong> t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n tr\u00ean c\u00f9ng.<\/p>\n<p id=\"WaLnRIF\"><img alt=\"\" class=\"alignnone size-full wp-image-1999\" decoding=\"async\" height=\"561\" sizes=\"(max-width: 640px) 100vw, 640px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb44d5d5c.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb44d5d5c.png 640w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb44d5d5c-300x263.png 300w\" width=\"640\"\/><\/p>\n<p>Ch\u1ecdn<strong>\u201cth\u1ebb b\u1ea3o m\u1eadt\u201d<\/strong>\u0111\u1ec3 xem ph\u1ea7n l\u1edbn c\u00e0i \u0111\u1eb7t b\u1ea3o m\u1eadt, v\u00e0 ki\u1ec3m tra xem t\u00f9y ch\u1ecdn sao ch\u00e9p n\u1ed9i dung c\u00f3 ph\u1ea3i l\u00e0<strong>\u201cv\u00f4 hi\u1ec7u h\u00f3a\u201d<\/strong>. N\u1ebfu kh\u00f4ng, b\u1ea1n c\u00f3 th\u1ec3 nh\u1ea5p v\u00e0o \u201cB\u1ea3o m\u1eadt t\u00e0i li\u1ec7u\u201d \u0111\u1ec3 m\u1edf c\u00e0i \u0111\u1eb7t.<\/p>\n<p id=\"OURiUDx\"><img alt=\"\" class=\"alignnone size-full wp-image-2000\" decoding=\"async\" height=\"666\" sizes=\"(max-width: 640px) 100vw, 640px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb485a405.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb485a405.png 640w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb485a405-288x300.png 288w\" width=\"640\"\/><\/p>\n<p>Thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t sao ch\u00e9p n\u1ed9i dung b\u1eb1ng c\u00e1ch b\u1ecf ch\u1ecdn \u0111\u01a1n gi\u1ea3n<strong>\u201cCho ph\u00e9p sao ch\u00e9p v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh v\u00e0 c\u00e1c n\u1ed9i dung kh\u00e1c\u201d<\/strong>c\u00e0i \u0111\u1eb7t v\u00e0 nh\u1ea5p v\u00e0o<strong> \u201c\u0110\u1ed3ng \u00fd\u201d <\/strong>\u0111\u1ec3 x\u00e1c nh\u1eadn cu\u1ed1i c\u00f9ng.<\/p>\n<p id=\"qVbXTUN\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2001\" decoding=\"async\" height=\"236\" loading=\"lazy\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4bd8672.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4bd8672.png 640w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4bd8672-300x111.png 300w\" width=\"640\"\/><\/p>\n<p>Xu\u1ea5t t\u1ec7p PDF c\u1ee7a b\u1ea1n nh\u01b0 th\u01b0\u1eddng l\u1ec7 v\u00e0 t\u1ec7p c\u1ee7a b\u1ea1n hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 kh\u1ecfi vi\u1ec7c sao ch\u00e9p<\/p>\n<p id=\"LPgRZGp\"><img loading=\"lazy\" alt=\"\" class=\"alignnone size-full wp-image-2002\" decoding=\"async\" height=\"387\" loading=\"lazy\" sizes=\"auto, (max-width: 588px) 100vw, 588px\" src=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4e934f2.png\" srcset=\"https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4e934f2.png 588w, https:\/\/updates.visual-paradigm.com\/wp-content\/uploads\/2026\/03\/img_69a8eb4e934f2-300x197.png 300w\" width=\"588\"\/><\/p>\n","protected":false},"featured_media":2417,"template":"","meta":{"_acf_changed":false,"_yoast_wpseo_title":"\u0110\u1eb7t m\u1eadt kh\u1ea9u kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 n\u1ed9i dung c\u1ee7a b\u1ea1n. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 \u0111\u1eb7t c\u00e1c h\u1ea1n ch\u1ebf kh\u00e1c cho t\u1ec7p c\u1ee7a m\u00ecnh, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1eb7t tr\u1ea1ng th\u00e1i t\u1ec7p c\u1ee7a b\u1ea1n th\u00e0nh \"c\u00f3 th\u1ec3 in\" ho\u1eb7c \"c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda\".","_yoast_wpseo_metadesc":"Setting passwords is not the only way to protect your content. 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You can also set other restrictions on your file such as setting your file status to &quot;printable&quot; or &quot;editable&quot;.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/updates.visual-paradigm.com\/vn\/releases\/how-to-disable-copy-content-for-a-pdf\/\" \/>\n<meta property=\"og:site_name\" content=\"Visual Paradigm Product Updates Vietnamese\" \/>\n<meta property=\"og:image\" content=\"https:\/\/updates.visual-paradigm.com\/vn\/wp-content\/uploads\/sites\/10\/2026\/03\/img_69a8eb4e934f2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"588\" \/>\n\t<meta property=\"og:image:height\" content=\"387\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/updates.visual-paradigm.com\/vn\/releases\/how-to-disable-copy-content-for-a-pdf\/\",\"url\":\"https:\/\/updates.visual-paradigm.com\/vn\/releases\/how-to-disable-copy-content-for-a-pdf\/\",\"name\":\"\u0110\u1eb7t m\u1eadt kh\u1ea9u kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 n\u1ed9i dung c\u1ee7a b\u1ea1n. 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