{"id":606712,"date":"2026-09-10T09:34:05","date_gmt":"2026-09-10T02:34:05","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=606712"},"modified":"2026-09-10T09:34:05","modified_gmt":"2026-09-10T02:34:05","slug":"chen-chu-ky-vao-file-pdf","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/chen-chu-ky-vao-file-pdf\/","title":{"rendered":"C\u00e1ch ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF: 6 c\u00e1ch tr\u00ean m\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><span style=\"font-weight: 400;\"> l\u00e0 m\u1edf file b\u1eb1ng Adobe Acrobat Reader, ch\u1ecdn c\u00f4ng c\u1ee5 &#8220;Fill &amp; Sign&#8221;, b\u1ea5m bi\u1ec3u t\u01b0\u1ee3ng ch\u1eef k\u00fd r\u1ed3i v\u1ebd ho\u1eb7c t\u1ea3i \u1ea3nh ch\u1eef k\u00fd l\u00ean, sau \u0111\u00f3 k\u00e9o th\u1ea3 v\u00e0o \u0111\u00fang v\u1ecb tr\u00ed v\u00e0 l\u01b0u l\u1ea1i. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh m\u1ea5t ch\u01b0a t\u1edbi m\u1ed9t ph\u00fat v\u00e0 kh\u00f4ng c\u1ea7n in ra r\u1ed3i k\u00fd tay. Nh\u01b0ng &#8220;ch\u1eef k\u00fd&#8221; trong PDF c\u00f3 hai lo\u1ea1i r\u1ea5t kh\u00e1c nhau: ch\u1eef k\u00fd h\u00ecnh \u1ea3nh ch\u1ec9 l\u00e0 h\u00ecnh v\u1ebd \u0111\u1eb7t l\u00ean trang, c\u00f2n ch\u1eef k\u00fd s\u1ed1 l\u00e0 ch\u1ee9ng th\u01b0 \u0111i\u1ec7n t\u1eed g\u1eafn v\u1edbi danh t\u00ednh ng\u01b0\u1eddi k\u00fd. Ch\u1ecdn nh\u1ea7m lo\u1ea1i l\u00e0 l\u00fd do khi\u1ebfn nhi\u1ec1u h\u1ed3 s\u01a1 b\u1ecb tr\u1ea3 v\u1ec1.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Hai lo\u1ea1i ch\u1eef k\u00fd trong file PDF \u2014 ch\u1ecdn \u0111\u00fang tr\u01b0\u1edbc khi l\u00e0m<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1eef k\u00fd trong PDF c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o theo nh\u1eefng c\u00e1ch kh\u00e1c nhau v\u00e0 kh\u00f4ng ph\u1ea3i lo\u1ea1i n\u00e0o c\u0169ng x\u1eed l\u00fd gi\u1ed1ng nhau. M\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang v\u1ec1 c\u00e1ch t\u1ea1o, v\u1ecb tr\u00ed l\u01b0u v\u00e0 kh\u1ea3 n\u0103ng ch\u1ec9nh s\u1eeda. Ph\u00e2n bi\u1ec7t \u0111\u00fang ngay t\u1eeb \u0111\u1ea7u s\u1ebd gi\u00fap b\u1ea1n ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p v\u00e0 tr\u00e1nh thao t\u00e1c sai tr\u00ean t\u00e0i li\u1ec7u.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>Ti\u00eau ch\u00ed<\/b><\/td>\n<td><b>Ch\u1eef k\u00fd h\u00ecnh \u1ea3nh<\/b><\/td>\n<td><b>Ch\u1eef k\u00fd s\u1ed1<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">B\u1ea3n ch\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ed9t h\u00ecnh \u1ea3nh ch\u00e8n l\u00ean trang PDF<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ch\u1ee9ng th\u01b0 s\u1ed1 m\u00e3 h\u00f3a, g\u1eafn v\u1edbi danh t\u00ednh ng\u01b0\u1eddi k\u00fd<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">X\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c ng\u01b0\u1eddi k\u00fd<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ph\u00e1t hi\u1ec7n file b\u1ecb s\u1eeda sau khi k\u00fd<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u00f3<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Chi ph\u00ed<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mi\u1ec5n ph\u00ed<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ph\u1ea3i mua t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ee9ng th\u1ef1c<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Ph\u00f9 h\u1ee3p v\u1edbi<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Bi\u1ec3u m\u1eabu n\u1ed9i b\u1ed9, th\u01b0 t\u1eeb, t\u00e0i li\u1ec7u kh\u00f4ng r\u00e0ng bu\u1ed9c<\/span><\/td>\n<td><span style=\"font-weight: 400;\">H\u1ee3p \u0111\u1ed3ng, h\u00f3a \u0111\u01a1n \u0111i\u1ec7n t\u1eed, h\u1ed3 s\u01a1 n\u1ed9p c\u01a1 quan nh\u00e0 n\u01b0\u1edbc<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 style=\"text-align: justify;\"><b>6 c\u00e1ch ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3 nhi\u1ec1u c\u00e1ch ch\u00e8n ch\u1eef k\u00fd v\u00e0o PDF t\u00f9y theo c\u00f4ng c\u1ee5 v\u00e0 lo\u1ea1i ch\u1eef k\u00fd b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p c\u00f3 quy tr\u00ecnh th\u1ef1c hi\u1ec7n v\u00e0 m\u1ee9c \u0111\u1ed9 ti\u1ec7n l\u1ee3i kh\u00e1c nhau. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang c\u00e1ch s\u1ebd gi\u00fap b\u1ea1n ho\u00e0n thi\u1ec7n t\u00e0i li\u1ec7u nhanh ch\u00f3ng m\u00e0 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c b\u1ed1 c\u1ee5c ban \u0111\u1ea7u.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Adobe Acrobat Reader \u2014 C\u00e1ch ph\u1ed5 bi\u1ebfn nh\u1ea5t tr\u00ean m\u00e1y t\u00ednh<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Adobe Acrobat Reader c\u00f3 s\u1eb5n c\u00f4ng c\u1ee5 Fill &amp; Sign \u0111\u1ec3 k\u00fd PDF mi\u1ec5n ph\u00ed. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ch\u1eef k\u00fd b\u1eb1ng c\u00e1ch g\u00f5, v\u1ebd ho\u1eb7c t\u1ea3i \u1ea3nh ch\u1eef k\u00fd c\u00f3 s\u1eb5n. C\u00e1ch n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi bi\u1ec3u m\u1eabu, h\u1ee3p \u0111\u1ed3ng v\u00e0 c\u00e1c t\u00e0i li\u1ec7u c\u1ea7n k\u00fd nhanh.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf PDF: M\u1edf t\u00e0i li\u1ec7u c\u1ea7n k\u00fd b\u1eb1ng Adobe Acrobat Reader.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 Ch\u1ecdn Fill &amp; Sign: Nh\u1ea5n Fill &amp; Sign tr\u00ean thanh c\u00f4ng c\u1ee5. \u1ede c\u00e1c b\u1ea3n Acrobat Reader m\u1edbi, m\u1ee5c n\u00e0y c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb l\u00e0 E-Sign ho\u1eb7c ch\u1ec9 l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng c\u00e2y b\u00fat Sign.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 T\u1ea1o ch\u1eef k\u00fd: Ch\u1ecdn Add signature, sau \u0111\u00f3 ch\u1ecdn Type, Draw ho\u1eb7c Image.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 \u0110\u1eb7t ch\u1eef k\u00fd: Nh\u1ea5n Apply, k\u00e9o ch\u1eef k\u00fd v\u00e0o \u0111\u00fang v\u1ecb tr\u00ed v\u00e0 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5 \u2013 L\u01b0u file: Ch\u1ecdn File &gt; Save As \u0111\u1ec3 l\u01b0u th\u00e0nh file m\u1edbi, tr\u00e1nh ghi \u0111\u00e8 b\u1ea3n g\u1ed1c.<\/span><\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-608617\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-7.jpg\" alt=\"chen-chu-ky-vao-file-pdf-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110\u1ec3 ch\u1eef k\u00fd t\u1eeb \u1ea3nh \u0111\u1eb9p h\u01a1n, h\u00e3y k\u00fd b\u1eb1ng b\u00fat m\u1ef1c \u0111\u1eadm tr\u00ean gi\u1ea5y tr\u1eafng r\u1ed3i ch\u1ee5p ho\u1eb7c qu\u00e9t l\u1ea1i. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 x\u1eed l\u00fd n\u1ec1n tr\u01b0\u1edbc khi \u0111\u01b0a \u1ea3nh v\u00e0o Acrobat. Xem th\u00eam c\u00e1ch<\/span><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/chuyen-anh-sang-pdf\/\"> <span style=\"font-weight: 400;\">chuy\u1ec3n \u1ea3nh sang PDF<\/span><\/a><span style=\"font-weight: 400;\"> n\u1ebfu b\u1ea1n c\u1ea7n g\u1ed9p c\u1ea3 trang k\u00fd tay v\u00e0o t\u00e0i li\u1ec7u. <\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Microsoft Edge \u2014 Kh\u00f4ng c\u1ea7n c\u00e0i th\u00eam ph\u1ea7n m\u1ec1m<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Microsoft Edge c\u00f3 s\u1eb5n c\u00f4ng c\u1ee5 v\u1ebd tr\u1ef1c ti\u1ebfp tr\u00ean file PDF n\u00ean b\u1ea1n kh\u00f4ng c\u1ea7n c\u00e0i th\u00eam ph\u1ea7n m\u1ec1m. C\u00e1ch <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF <\/b><span style=\"font-weight: 400;\">ph\u00f9 h\u1ee3p khi c\u1ea7n k\u00fd nhanh tr\u00ean m\u00e1y Windows. Tuy nhi\u00ean, k\u00fd b\u1eb1ng chu\u1ed9t th\u01b0\u1eddng kh\u00f3 \u0111\u1eb9p v\u00e0 thi\u1ebfu \u0111\u1ed9 ch\u00ednh x\u00e1c. N\u1ebfu c\u00f3 m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng ho\u1eb7c b\u00fat stylus, tr\u1ea3i nghi\u1ec7m s\u1ebd t\u1ed1t h\u01a1n.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf PDF: Nh\u1ea5n chu\u1ed9t ph\u1ea3i v\u00e0o file PDF, ch\u1ecdn Open with &gt; Microsoft Edge.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 Ch\u1ecdn Draw: Nh\u1ea5n c\u00f4ng c\u1ee5 Draw c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng c\u00e2y b\u00fat tr\u00ean thanh c\u00f4ng c\u1ee5.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 K\u00fd tr\u1ef1c ti\u1ebfp: Ch\u1ecdn m\u00e0u v\u00e0 \u0111\u1ed9 d\u00e0y n\u00e9t, sau \u0111\u00f3 k\u00fd b\u1eb1ng chu\u1ed9t, touchpad ho\u1eb7c b\u00fat c\u1ea3m \u1ee9ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 L\u01b0u file: Nh\u1ea5n Save \u0111\u1ec3 l\u01b0u l\u1ea1i t\u00e0i li\u1ec7u sau khi k\u00fd.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">T\u1eeb n\u0103m 2023, tr\u00ecnh \u0111\u1ecdc PDF trong Edge d\u00f9ng engine c\u1ee7a Adobe Acrobat, nh\u01b0ng c\u00f4ng c\u1ee5 V\u1ebd (Draw) v\u1eabn mi\u1ec5n ph\u00ed. N\u1ebfu ch\u1ec9 c\u00f3 chu\u1ed9t, ch\u1eef k\u00fd th\u01b0\u1eddng kh\u00f3 \u0111\u1ec1u v\u00e0 t\u1ef1 nhi\u00ean, n\u00ean Edge ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi m\u00e1y c\u00f3 m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng ho\u1eb7c b\u00fat stylus.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-608616\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-6.jpg\" alt=\"chen-chu-ky-vao-file-pdf-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3 style=\"text-align: justify;\"><b>Preview tr\u00ean macOS \u2014 C\u00f3 s\u1eb5n, ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t nh\u1ea5t<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Preview l\u00e0 c\u00f4ng c\u1ee5 c\u00f3 s\u1eb5n tr\u00ean macOS \u0111\u1ec3 xem v\u00e0 k\u00fd tr\u1ef1c ti\u1ebfp file PDF. B\u1ea1n c\u00f3 th\u1ec3 l\u01b0u ch\u1eef k\u00fd \u0111\u1ec3 s\u1eed d\u1ee5ng l\u1ea1i cho nh\u1eefng t\u00e0i li\u1ec7u kh\u00e1c. \u0110\u1eb7c bi\u1ec7t, Preview h\u1ed7 tr\u1ee3 k\u00fd b\u1eb1ng Trackpad, Camera ho\u1eb7c iPhone. Trong \u0111\u00f3, Camera th\u01b0\u1eddng cho ch\u1eef k\u00fd t\u1ef1 nhi\u00ean m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam thi\u1ebft b\u1ecb.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf PDF: M\u1edf file PDF b\u1eb1ng Preview.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 M\u1edf Markup: Nh\u1ea5n bi\u1ec3u t\u01b0\u1ee3ng Markup h\u00ecnh \u0111\u1ea7u b\u00fat tr\u00ean thanh c\u00f4ng c\u1ee5.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 T\u1ea1o ch\u1eef k\u00fd: Ch\u1ecdn Sign &gt; Create Signature, sau \u0111\u00f3 ch\u1ecdn Trackpad, Camera ho\u1eb7c iPhone.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 Ch\u00e8n ch\u1eef k\u00fd: Ch\u1ecdn ch\u1eef k\u00fd \u0111\u00e3 l\u01b0u, k\u00e9o \u0111\u1ebfn v\u1ecb tr\u00ed c\u1ea7n k\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5 \u2013 L\u01b0u file: Nh\u1ea5n Command + S \u0111\u1ec3 l\u01b0u t\u00e0i li\u1ec7u sau khi ho\u00e0n t\u1ea5t.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">N\u1ebfu mu\u1ed1n ch\u1eef k\u00fd t\u1ef1 nhi\u00ean m\u00e0 kh\u00f4ng c\u00f3 b\u00fat c\u1ea3m \u1ee9ng, h\u00e3y \u01b0u ti\u00ean t\u00f9y ch\u1ecdn Camera. Ch\u1ec9 c\u1ea7n k\u00fd tr\u00ean gi\u1ea5y tr\u1eafng r\u1ed3i \u0111\u01b0a tr\u01b0\u1edbc camera \u0111\u1ec3 Preview nh\u1eadn di\u1ec7n.<\/span><\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-608615\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-5.jpg\" alt=\"chen-chu-ky-vao-file-pdf-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn <\/b><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><b> \u2014 Smallpdf, iLovePDF, PDF24<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Smallpdf, iLovePDF v\u00e0 PDF24 cho ph\u00e9p k\u00fd PDF tr\u1ef1c ti\u1ebfp tr\u00ean tr\u00ecnh duy\u1ec7t. B\u1ea1n kh\u00f4ng c\u1ea7n c\u00e0i th\u00eam ph\u1ea7n m\u1ec1m v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u00ean Windows, macOS ho\u1eb7c Linux. C\u00e1ch n\u00e0y ph\u00f9 h\u1ee3p khi c\u1ea7n k\u00fd nhanh c\u00e1c t\u00e0i li\u1ec7u th\u00f4ng th\u01b0\u1eddng. T\u00ednh \u0111\u1ebfn th\u00e1ng 9\/2026, b\u1ea3n mi\u1ec5n ph\u00ed c\u1ee7a Smallpdf gi\u1edbi h\u1ea1n 2 l\u01b0\u1ee3t x\u1eed l\u00fd m\u1ed7i ng\u00e0y, iLovePDF kh\u00f4ng gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3t nh\u01b0ng ch\u1eb7n theo dung l\u01b0\u1ee3ng file v\u00e0 s\u1ed1 y\u00eau c\u1ea7u k\u00fd m\u1ed7i th\u00e1ng, c\u00f2n PDF24 mi\u1ec5n ph\u00ed cho c\u00e1c thao t\u00e1c c\u01a1 b\u1ea3n. C\u00e1c m\u1ee9c n\u00e0y do nh\u00e0 cung c\u1ea5p t\u1ef1 \u0111i\u1ec1u ch\u1ec9nh n\u00ean b\u1ea1n h\u00e3y ki\u1ec3m tra l\u1ea1i tr\u00ean trang ch\u00ednh th\u1ee9c tr\u01b0\u1edbc khi d\u00f9ng.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf c\u00f4ng c\u1ee5 k\u00fd PDF: Truy c\u1eadp Smallpdf, iLovePDF ho\u1eb7c PDF24 tr\u00ean tr\u00ecnh duy\u1ec7t.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 T\u1ea3i file PDF: Ch\u1ecdn file c\u1ea7n k\u00fd v\u00e0 t\u1ea3i l\u00ean c\u00f4ng c\u1ee5.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 T\u1ea1o ch\u1eef k\u00fd: G\u00f5 t\u00ean, v\u1ebd ch\u1eef k\u00fd ho\u1eb7c t\u1ea3i \u1ea3nh ch\u1eef k\u00fd l\u00ean.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 Ch\u00e8n ch\u1eef k\u00fd: K\u00e9o ch\u1eef k\u00fd \u0111\u1ebfn \u0111\u00fang v\u1ecb tr\u00ed tr\u00ean t\u00e0i li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5 \u2013 T\u1ea3i file: L\u01b0u v\u00e0 t\u1ea3i PDF \u0111\u00e3 k\u00fd v\u1ec1 m\u00e1y.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-608614\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-4.jpg\" alt=\"chen-chu-ky-vao-file-pdf-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">L\u01b0u \u00fd b\u1ea3o m\u1eadt: File PDF \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean m\u00e1y ch\u1ee7 c\u1ee7a b\u00ean th\u1ee9 ba. Kh\u00f4ng n\u00ean d\u00f9ng c\u00e1ch n\u00e0y v\u1edbi h\u1ee3p \u0111\u1ed3ng, gi\u1ea5y t\u1edd t\u00f9y th\u00e2n, sao k\u00ea ng\u00e2n h\u00e0ng ho\u1eb7c t\u00e0i li\u1ec7u ch\u1ee9a th\u00f4ng tin nh\u1ea1y c\u1ea3m. V\u1edbi c\u00e1c t\u00e0i li\u1ec7u quan tr\u1ecdng, n\u00ean d\u00f9ng c\u00f4ng c\u1ee5 c\u00f3 s\u1eb5n tr\u00ean m\u00e1y \u0111\u1ec3 h\u1ea1n ch\u1ebf r\u1ee7i ro v\u1ec1 d\u1eef li\u1ec7u.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Tr\u00ean iPhone v\u00e0 iPad \u2014 d\u00f9ng c\u00f4ng c\u1ee5 \u0110\u00e1nh d\u1ea5u<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">iPhone v\u00e0 iPad c\u00f3 s\u1eb5n c\u00f4ng c\u1ee5 \u0110\u00e1nh d\u1ea5u (Markup) \u0111\u1ec3 k\u00fd PDF m\u00e0 kh\u00f4ng c\u1ea7n c\u00e0i th\u00eam \u1ee9ng d\u1ee5ng. B\u1ea1n c\u00f3 th\u1ec3 k\u00fd b\u1eb1ng ng\u00f3n tay ho\u1eb7c Apple Pencil ngay tr\u00ean t\u00e0i li\u1ec7u. Ch\u1eef k\u00fd sau khi t\u1ea1o c\u0169ng \u0111\u01b0\u1ee3c l\u01b0u l\u1ea1i \u0111\u1ec3 d\u00f9ng cho nh\u1eefng l\u1ea7n sau.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf file PDF: M\u1edf t\u00e0i li\u1ec7u trong \u1ee9ng d\u1ee5ng T\u1ec7p, \u1ee9ng d\u1ee5ng Xem tr\u01b0\u1edbc (c\u00f3 t\u1eeb iOS 26 v\u00e0 iPadOS 26) ho\u1eb7c t\u1eeb t\u1ec7p \u0111\u00ednh k\u00e8m trong Mail.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 M\u1edf \u0110\u00e1nh d\u1ea5u: B\u1ea5m bi\u1ec3u t\u01b0\u1ee3ng \u0111\u1ea7u b\u00fat \u1edf g\u00f3c tr\u00ean b\u00ean ph\u1ea3i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 T\u1ea1o ch\u1eef k\u00fd: B\u1ea5m d\u1ea5u +, ch\u1ecdn Ch\u1eef k\u00fd, r\u1ed3i k\u00fd b\u1eb1ng ng\u00f3n tay ho\u1eb7c Apple Pencil.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 Ch\u00e8n ch\u1eef k\u00fd: B\u1ea5m Xong, k\u00e9o ch\u1eef k\u00fd \u0111\u1ebfn v\u1ecb tr\u00ed c\u1ea7n k\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc b\u1eb1ng c\u00e1c ch\u1ea5m xanh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5 \u2013 L\u01b0u file: B\u1ea5m Xong \u0111\u1ec3 l\u01b0u t\u00e0i li\u1ec7u \u0111\u00e3 k\u00fd.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-608613\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-3.jpg\" alt=\"chen-chu-ky-vao-file-pdf-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1eef k\u00fd \u0111\u01b0\u1ee3c l\u01b0u trong c\u00f4ng c\u1ee5 \u0110\u00e1nh d\u1ea5u n\u00ean b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn l\u1ea1i \u1edf l\u1ea7n sau. Tr\u00ean iPad, Apple Pencil cho n\u00e9t k\u00fd t\u1ef1 nhi\u00ean v\u00e0 g\u1ea7n v\u1edbi ch\u1eef k\u00fd vi\u1ebft tay nh\u1ea5t.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Tr\u00ean Android \u2014 d\u00f9ng \u1ee9ng d\u1ee5ng Adobe Acrobat<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Android kh\u00f4ng c\u00f3 c\u00f4ng c\u1ee5 <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><span style=\"font-weight: 400;\"> t\u00edch h\u1ee3p s\u1eb5n nh\u01b0 iPhone v\u00e0 iPad. V\u00ec v\u1eady, Adobe Acrobat l\u00e0 l\u1ef1a ch\u1ecdn thu\u1eadn ti\u1ec7n \u0111\u1ec3 t\u1ea1o v\u00e0 ch\u00e8n ch\u1eef k\u00fd tr\u1ef1c ti\u1ebfp tr\u00ean \u0111i\u1ec7n tho\u1ea1i Android. B\u1ea1n ch\u1ec9 c\u1ea7n c\u00e0i \u1ee9ng d\u1ee5ng m\u1ed9t l\u1ea7n r\u1ed3i c\u00f3 th\u1ec3 d\u00f9ng l\u1ea1i ch\u1eef k\u00fd cho c\u00e1c t\u00e0i li\u1ec7u sau.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 M\u1edf file PDF: C\u00e0i Adobe Acrobat Reader t\u1eeb Google Play v\u00e0 m\u1edf t\u00e0i li\u1ec7u b\u1eb1ng \u1ee9ng d\u1ee5ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 Ch\u1ecdn \u0110i\u1ec1n &amp; K\u00fd: B\u1ea5m bi\u1ec3u t\u01b0\u1ee3ng c\u00e2y b\u00fat \u1edf g\u00f3c d\u01b0\u1edbi b\u00ean ph\u1ea3i, sau \u0111\u00f3 ch\u1ecdn \u0110i\u1ec1n &amp; K\u00fd.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 T\u1ea1o ch\u1eef k\u00fd: Ch\u1ecdn bi\u1ec3u t\u01b0\u1ee3ng ch\u1eef k\u00fd, b\u1ea5m T\u1ea1o ch\u1eef k\u00fd r\u1ed3i v\u1ebd b\u1eb1ng ng\u00f3n tay ho\u1eb7c b\u00fat c\u1ea3m \u1ee9ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 Ch\u00e8n ch\u1eef k\u00fd: B\u1ea5m Xong, ch\u1ea1m v\u00e0o v\u1ecb tr\u00ed c\u1ea7n k\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5 \u2013 L\u01b0u file: X\u00e1c nh\u1eadn v\u1ecb tr\u00ed ch\u1eef k\u00fd v\u00e0 l\u01b0u l\u1ea1i PDF \u0111\u00e3 ho\u00e0n t\u1ea5t.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-608612\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-2.jpg\" alt=\"chen-chu-ky-vao-file-pdf-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>Khi n\u00e0o b\u1eaft bu\u1ed9c ph\u1ea3i d\u00f9ng ch\u1eef k\u00fd s\u1ed1?<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1eef k\u00fd h\u00ecnh \u1ea3nh khi \u0111\u01b0\u1ee3c <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><span style=\"font-weight: 400;\"> ch\u1ec9 l\u00e0 m\u1ed9t l\u1edbp h\u00ecnh \u0111\u1eb7t l\u00ean trang, n\u00ean kh\u00f4ng x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c ng\u01b0\u1eddi k\u00fd. N\u00f3 c\u0169ng kh\u00f4ng cho bi\u1ebft t\u00e0i li\u1ec7u c\u00f3 b\u1ecb thay \u0111\u1ed5i sau khi k\u00fd hay kh\u00f4ng. V\u1edbi nh\u1eefng giao d\u1ecbch y\u00eau c\u1ea7u x\u00e1c th\u1ef1c v\u00e0 gi\u00e1 tr\u1ecb ph\u00e1p l\u00fd cao, ch\u1eef k\u00fd s\u1ed1 l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 X\u00e1c \u0111\u1ecbnh lo\u1ea1i t\u00e0i li\u1ec7u: H\u1ee3p \u0111\u1ed3ng \u0111i\u1ec7n t\u1eed, h\u00f3a \u0111\u01a1n \u0111i\u1ec7n t\u1eed, h\u1ed3 s\u01a1 thu\u1ebf, b\u1ea3o hi\u1ec3m x\u00e3 h\u1ed9i ho\u1eb7c h\u1ed3 s\u01a1 \u0111\u1ea5u th\u1ea7u th\u01b0\u1eddng c\u1ea7n ch\u1eef k\u00fd s\u1ed1 theo y\u00eau c\u1ea7u c\u1ee7a quy tr\u00ecnh.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 Ch\u1ecdn lo\u1ea1i ch\u1eef k\u00fd s\u1ed1: USB Token l\u01b0u ch\u1ee9ng th\u01b0 s\u1ed1 tr\u00ean thi\u1ebft b\u1ecb USB, ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y t\u00ednh c\u1ed1 \u0111\u1ecbnh. Ch\u1eef k\u00fd s\u1ed1 t\u1eeb xa cho ph\u00e9p k\u00fd qua \u1ee9ng d\u1ee5ng m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 K\u00fd v\u00e0 x\u00e1c th\u1ef1c t\u00e0i li\u1ec7u: Ch\u1eef k\u00fd s\u1ed1 \u0111\u01b0\u1ee3c g\u1eafn v\u00e0o c\u1ea5u tr\u00fac c\u1ee7a file PDF thay v\u00ec ch\u00e8n d\u01b0\u1edbi d\u1ea1ng h\u00ecnh \u1ea3nh. Ph\u1ea7n m\u1ec1m \u0111\u1ecdc PDF c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb tr\u1ea1ng th\u00e1i x\u00e1c th\u1ef1c v\u00e0 ph\u00e1t hi\u1ec7n thay \u0111\u1ed5i sau khi k\u00fd.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">L\u01b0u \u00fd: Ch\u1eef k\u00fd s\u1ed1 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh b\u1edfi Lu\u1eadt Giao d\u1ecbch \u0111i\u1ec7n t\u1eed 2023, c\u00f3 hi\u1ec7u l\u1ef1c t\u1eeb ng\u00e0y 1\/7\/2024, c\u00f9ng c\u00e1c v\u0103n b\u1ea3n h\u01b0\u1edbng d\u1eabn li\u00ean quan. Kh\u00f4ng n\u00ean hi\u1ec3u r\u1eb1ng m\u1ecdi h\u1ee3p \u0111\u1ed3ng ho\u1eb7c PDF \u0111\u1ec1u b\u1eaft bu\u1ed9c ph\u1ea3i d\u00f9ng ch\u1eef k\u00fd s\u1ed1; y\u00eau c\u1ea7u c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i giao d\u1ecbch v\u00e0 quy \u0111\u1ecbnh \u00e1p d\u1ee5ng.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-608611\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-1.jpg\" alt=\"chen-chu-ky-vao-file-pdf-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/09\/chen-chu-ky-vao-file-pdf-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>L\u1ed7i th\u01b0\u1eddng g\u1eb7p khi <\/b><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 l\u1ed7i khi\u1ebfn ch\u1eef k\u00fd trong PDF b\u1ecb m\u1ea5t, che n\u1ed9i dung ho\u1eb7c hi\u1ec3n th\u1ecb sai v\u1ecb tr\u00ed. Ph\u1ea7n l\u1edbn tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 x\u1eed l\u00fd ngay t\u1eeb kh\u00e2u chu\u1ea9n b\u1ecb \u1ea3nh v\u00e0 l\u01b0u file. Ki\u1ec3m tra t\u1eebng l\u1ed7i d\u01b0\u1edbi \u0111\u00e2y gi\u00fap tr\u00e1nh ph\u1ea3i k\u00fd l\u1ea1i t\u00e0i li\u1ec7u.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1 \u2013 Ch\u1eef k\u00fd c\u00f3 n\u1ec1n tr\u1eafng: \u1ea2nh ch\u1eef k\u00fd ch\u01b0a t\u00e1ch n\u1ec1n n\u00ean che m\u1ea5t n\u1ed9i dung ph\u00eda d\u01b0\u1edbi. H\u00e3y x\u00f3a n\u1ec1n v\u00e0 l\u01b0u \u1ea3nh d\u01b0\u1edbi d\u1ea1ng PNG trong su\u1ed1t tr\u01b0\u1edbc khi ch\u00e8n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2 \u2013 Ch\u1eef k\u00fd bi\u1ebfn m\u1ea5t sau khi l\u01b0u: V\u1edbi c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn, b\u1ea1n c\u00f3 th\u1ec3 ch\u01b0a t\u1ea3i file k\u1ebft qu\u1ea3 v\u1ec1 m\u00e1y. H\u00e3y ch\u1ecdn l\u01b0u ho\u1eb7c t\u1ea3i file ho\u00e0n ch\u1ec9nh, sau \u0111\u00f3 m\u1edf l\u1ea1i PDF \u0111\u1ec3 ki\u1ec3m tra.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3 \u2013 Ch\u1eef k\u00fd b\u1ecb l\u1ec7ch khi in: PDF c\u00f3 th\u1ec3 \u0111ang b\u1ecb xoay ho\u1eb7c sai chi\u1ec1u trang. H\u00e3y <\/span><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/xoay-file-pdf\/\"><span style=\"font-weight: 400;\">xoay l\u1ea1i file PDF<\/span><\/a><span style=\"font-weight: 400;\"> v\u1ec1 \u0111\u00fang h\u01b0\u1edbng tr\u01b0\u1edbc khi ch\u00e8n ch\u1eef k\u00fd.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4 \u2013 Ch\u1eef k\u00fd tr\u00ean b\u1ea3n scan b\u1ecb m\u1edd: \u1ea2nh g\u1ed1c c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i th\u1ea5p khi\u1ebfn ch\u1eef v\u00e0 ch\u1eef k\u00fd kh\u00f3 \u0111\u1ecdc. N\u00ean scan l\u1ea1i t\u00e0i li\u1ec7u v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t tr\u01b0\u1edbc khi k\u00fd.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">N\u1ebfu c\u1ea7n gh\u00e9p nhi\u1ec1u t\u00e0i li\u1ec7u \u0111\u00e3 k\u00fd, h\u00e3y xem h\u01b0\u1edbng d\u1eabn <\/span><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/noi-file-pdf\/\"><span style=\"font-weight: 400;\">gh\u00e9p file PDF<\/span><\/a><span style=\"font-weight: 400;\">. V\u1edbi t\u00e0i li\u1ec7u Word, b\u1ea1n c\u00f3 th\u1ec3 <\/span><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cach-chen-chu-ky-vao-word\/\"><span style=\"font-weight: 400;\">ch\u00e8n ch\u1eef k\u00fd v\u00e0o Word<\/span><\/a><span style=\"font-weight: 400;\"> r\u1ed3i <\/span><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/chuyen-thanh-file-pdf\/\"><span style=\"font-weight: 400;\">chuy\u1ec3n th\u00e0nh file PDF<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p c\u00e1ch ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>Ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF c\u00f3 m\u1ea5t ph\u00ed kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Kh\u00f4ng. Adobe Acrobat Reader, Microsoft Edge v\u00e0 Preview tr\u00ean macOS \u0111\u1ec1u mi\u1ec5n ph\u00ed v\u00e0 c\u00f3 s\u1eb5n t\u00ednh n\u0103ng k\u00fd. Ri\u00eang ch\u1eef k\u00fd s\u1ed1 th\u00ec ph\u1ea3i mua ch\u1ee9ng th\u01b0 s\u1ed1 t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ee9ng th\u1ef1c.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Ch\u1eef k\u00fd ch\u00e8n b\u1eb1ng Adobe Reader kh\u00e1c ch\u1eef k\u00fd s\u1ed1 \u1edf ch\u1ed7 n\u00e0o?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ch\u1eef k\u00fd ch\u00e8n b\u1eb1ng Adobe Reader ch\u1ec9 l\u00e0 h\u00ecnh \u1ea3nh \u0111\u1eb7t l\u00ean trang PDF: n\u00f3 kh\u00f4ng x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c ng\u01b0\u1eddi k\u00fd v\u00e0 kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c file b\u1ecb s\u1eeda sau \u0111\u00f3. Ch\u1eef k\u00fd s\u1ed1 th\u00ec g\u1eafn ch\u1ee9ng th\u01b0 s\u1ed1 v\u00e0o c\u1ea5u tr\u00fac file n\u00ean ph\u1ea7n m\u1ec1m \u0111\u1ecdc PDF ki\u1ec3m tra \u0111\u01b0\u1ee3c. Vi\u1ec7c m\u1ed9t t\u00e0i li\u1ec7u c\u1ea7n lo\u1ea1i ch\u1eef k\u00fd n\u00e0o t\u00f9y quy \u0111\u1ecbnh c\u1ee7a t\u1eebng lo\u1ea1i giao d\u1ecbch, b\u1ea1n n\u00ean h\u1ecfi l\u1ea1i b\u00ean nh\u1eadn h\u1ed3 s\u01a1.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>K\u00fd PDF tr\u00ean \u0111i\u1ec7n tho\u1ea1i \u0111\u01b0\u1ee3c kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110\u01b0\u1ee3c. iPhone v\u00e0 iPad d\u00f9ng c\u00f4ng c\u1ee5 \u0110\u00e1nh d\u1ea5u c\u00f3 s\u1eb5n trong \u1ee9ng d\u1ee5ng T\u1ec7p. Android c\u1ea7n c\u00e0i th\u00eam \u1ee9ng d\u1ee5ng Adobe Acrobat Reader t\u1eeb Google Play.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>L\u00e0m sao \u0111\u1ec3 ch\u1eef k\u00fd kh\u00f4ng c\u00f3 n\u1ec1n tr\u1eafng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">K\u00fd l\u00ean gi\u1ea5y tr\u1eafng b\u1eb1ng b\u00fat m\u1ef1c \u0111\u1eadm, ch\u1ee5p \u1ea3nh r\u1ed3i t\u00e1ch n\u1ec1n v\u00e0 l\u01b0u d\u01b0\u1edbi \u0111\u1ecbnh d\u1ea1ng PNG n\u1ec1n trong su\u1ed1t. Khi <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><span style=\"font-weight: 400;\">, ph\u1ea7n n\u1ec1n s\u1ebd kh\u00f4ng che m\u1ea5t n\u1ed9i dung b\u00ean d\u01b0\u1edbi.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>K\u00fd PDF b\u1eb1ng c\u00f4ng c\u1ee5 online c\u00f3 an to\u00e0n kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">File c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean m\u00e1y ch\u1ee7 b\u00ean th\u1ee9 ba, n\u00ean ch\u1ec9 n\u00ean d\u00f9ng v\u1edbi t\u00e0i li\u1ec7u kh\u00f4ng nh\u1ea1y c\u1ea3m. H\u1ee3p \u0111\u1ed3ng, gi\u1ea5y t\u1edd t\u00f9y th\u00e2n hay sao k\u00ea ng\u00e2n h\u00e0ng n\u00ean k\u00fd b\u1eb1ng ph\u1ea7n m\u1ec1m c\u00e0i tr\u00ean m\u00e1y.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00f3 th\u1ec3 x\u00f3a ch\u1eef k\u00fd \u0111\u00e3 ch\u00e8n v\u00e0o PDF kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">N\u1ebfu file v\u1eabn \u0111ang m\u1edf trong phi\u00ean ch\u1ec9nh s\u1eeda th\u00ec b\u1ea5m ch\u1ecdn ch\u1eef k\u00fd r\u1ed3i x\u00f3a nh\u01b0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng b\u00ecnh th\u01b0\u1eddng. Sau khi \u0111\u00e3 l\u01b0u v\u00e0 \u0111\u00f3ng file, ch\u1eef k\u00fd h\u00ecnh \u1ea3nh th\u01b0\u1eddng b\u1ecb g\u1ed9p v\u00e0o n\u1ed9i dung trang v\u00e0 r\u1ea5t kh\u00f3 g\u1ee1 \u2014 v\u00ec v\u1eady n\u00ean lu\u00f4n gi\u1eef l\u1ea1i b\u1ea3n g\u1ed1c ch\u01b0a k\u00fd.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Ch\u1eef k\u00fd s\u1ed1 USB Token v\u00e0 ch\u1eef k\u00fd s\u1ed1 t\u1eeb xa kh\u00e1c nhau th\u1ebf n\u00e0o?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">USB Token l\u01b0u ch\u1ee9ng th\u01b0 s\u1ed1 trong thi\u1ebft b\u1ecb ph\u1ea7n c\u1ee9ng ph\u1ea3i c\u1eafm v\u00e0o m\u00e1y t\u00ednh khi k\u00fd, ph\u00f9 h\u1ee3p v\u1edbi doanh nghi\u1ec7p d\u00f9ng m\u00e1y c\u1ed1 \u0111\u1ecbnh. Ch\u1eef k\u00fd s\u1ed1 t\u1eeb xa k\u00fd qua \u1ee9ng d\u1ee5ng tr\u00ean \u0111i\u1ec7n tho\u1ea1i, kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb, linh ho\u1ea1t h\u01a1n cho c\u00e1 nh\u00e2n hay di chuy\u1ec3n.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>K\u1ebft lu\u1eadn<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">V\u1edbi gi\u1ea5y t\u1edd th\u00f4ng th\u01b0\u1eddng, Adobe Acrobat Reader tr\u00ean m\u00e1y t\u00ednh v\u00e0 c\u00f4ng c\u1ee5 \u0110\u00e1nh d\u1ea5u tr\u00ean iPhone l\u00e0 hai c\u00e1ch nhanh v\u00e0 an to\u00e0n nh\u1ea5t \u0111\u1ec3 <\/span><b>ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF<\/b><span style=\"font-weight: 400;\">. H\u00e3y tr\u00e1nh c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn khi t\u00e0i li\u1ec7u ch\u1ee9a th\u00f4ng tin nh\u1ea1y c\u1ea3m, v\u00e0 lu\u00f4n gi\u1eef l\u1ea1i b\u1ea3n g\u1ed1c ch\u01b0a k\u00fd. C\u00f2n v\u1edbi h\u1ee3p \u0111\u1ed3ng \u0111i\u1ec7n t\u1eed hay h\u1ed3 s\u01a1 n\u1ed9p c\u01a1 quan nh\u00e0 n\u01b0\u1edbc, c\u00e1c quy tr\u00ecnh n\u00e0y th\u01b0\u1eddng y\u00eau c\u1ea7u ch\u1eef k\u00fd s\u1ed1 \u2014 b\u1ea1n n\u00ean h\u1ecfi tr\u01b0\u1edbc b\u00ean nh\u1eadn h\u1ed3 s\u01a1 \u0111\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c lo\u1ea1i ch\u1eef k\u00fd \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Xem th\u00eam:<\/b><\/p>\n<ul>\n<li>\n<p class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/doi-duoi-word-sang-pdf\/\">\u0110\u1ed5i \u0111u\u00f4i Word sang PDF \u2013 H\u01b0\u1edbng d\u1eabn chi ti\u1ebft tr\u00ean m\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i<\/a><\/p>\n<\/li>\n<li>\n<p class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/tach-file-pdf-mien-phi\/\">H\u01b0\u1edbng D\u1eabn T\u00e1ch File PDF Mi\u1ec5n Ph\u00ed: C\u00f4ng C\u1ee5 Online Hi\u1ec7u Qu\u1ea3<\/a><\/p>\n<\/li>\n<\/ul>\n<p><script type=\"application\/ld+json\">\n{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF c\u00f3 m\u1ea5t ph\u00ed kh\u00f4ng?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Kh\u00f4ng. Adobe Acrobat Reader, Microsoft Edge v\u00e0 Preview tr\u00ean macOS \u0111\u1ec1u mi\u1ec5n ph\u00ed v\u00e0 c\u00f3 s\u1eb5n t\u00ednh n\u0103ng k\u00fd. Ri\u00eang ch\u1eef k\u00fd s\u1ed1 th\u00ec ph\u1ea3i mua ch\u1ee9ng th\u01b0 s\u1ed1 t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ee9ng th\u1ef1c.\"}}, {\"@type\": \"Question\", \"name\": \"Ch\u1eef k\u00fd ch\u00e8n b\u1eb1ng Adobe Reader kh\u00e1c ch\u1eef k\u00fd s\u1ed1 \u1edf ch\u1ed7 n\u00e0o?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Ch\u1eef k\u00fd ch\u00e8n b\u1eb1ng Adobe Reader ch\u1ec9 l\u00e0 h\u00ecnh \u1ea3nh \u0111\u1eb7t l\u00ean trang PDF: n\u00f3 kh\u00f4ng x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c ng\u01b0\u1eddi k\u00fd v\u00e0 kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c file b\u1ecb s\u1eeda sau \u0111\u00f3. 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Sau khi \u0111\u00e3 l\u01b0u v\u00e0 \u0111\u00f3ng file, ch\u1eef k\u00fd h\u00ecnh \u1ea3nh th\u01b0\u1eddng b\u1ecb g\u1ed9p v\u00e0o n\u1ed9i dung trang v\u00e0 r\u1ea5t kh\u00f3 g\u1ee1, v\u00ec v\u1eady n\u00ean lu\u00f4n gi\u1eef l\u1ea1i b\u1ea3n g\u1ed1c ch\u01b0a k\u00fd.\"}}]}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch nhanh nh\u1ea5t \u0111\u1ec3 ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF l\u00e0 m\u1edf file b\u1eb1ng Adobe Acrobat Reader, ch\u1ecdn c\u00f4ng c\u1ee5 &#8220;Fill &amp; Sign&#8221;, b\u1ea5m bi\u1ec3u t\u01b0\u1ee3ng ch\u1eef k\u00fd r\u1ed3i v\u1ebd ho\u1eb7c t\u1ea3i \u1ea3nh ch\u1eef k\u00fd l\u00ean, sau \u0111\u00f3 k\u00e9o th\u1ea3 v\u00e0o \u0111\u00fang v\u1ecb tr\u00ed v\u00e0 l\u01b0u l\u1ea1i. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh m\u1ea5t ch\u01b0a t\u1edbi m\u1ed9t [&hellip;]<\/p>\n","protected":false},"author":84,"featured_media":608610,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF","_yoast_wpseo_title":"Ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF: 6 c\u00e1ch nhanh, mi\u1ec5n ph\u00ed 2026","_yoast_wpseo_metadesc":"H\u01b0\u1edbng d\u1eabn ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF b\u1eb1ng Adobe Acrobat Reader, Microsoft Edge, Preview tr\u00ean macOS, c\u00f4ng c\u1ee5 online v\u00e0 tr\u00ean iPhone, Android nhanh g\u1ecdn.","footnotes":""},"categories":[16,412],"tags":[],"class_list":["post-606712","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thu-thuat","category-thu-thuat-may-tinh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF: 6 c\u00e1ch nhanh, mi\u1ec5n ph\u00ed 2026<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF b\u1eb1ng Adobe Acrobat Reader, Microsoft Edge, Preview tr\u00ean macOS, c\u00f4ng c\u1ee5 online v\u00e0 tr\u00ean iPhone, Android nhanh g\u1ecdn.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/chen-chu-ky-vao-file-pdf\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1ch ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF: 6 c\u00e1ch tr\u00ean m\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i\" \/>\n<meta property=\"og:description\" content=\"H\u01b0\u1edbng d\u1eabn ch\u00e8n ch\u1eef k\u00fd v\u00e0o file PDF b\u1eb1ng Adobe Acrobat Reader, Microsoft Edge, Preview tr\u00ean macOS, c\u00f4ng c\u1ee5 online v\u00e0 tr\u00ean iPhone, Android nhanh g\u1ecdn.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/chen-chu-ky-vao-file-pdf\/\" \/>\n<meta property=\"og:site_name\" content=\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - 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