{"id":2160,"date":"2015-01-29T01:39:17","date_gmt":"2015-01-29T01:39:17","guid":{"rendered":"http:\/\/www.isunshare.com\/blog\/?p=2160"},"modified":"2023-04-15T09:51:48","modified_gmt":"2023-04-15T09:51:48","slug":"how-to-sign-a-pdf-file","status":"publish","type":"post","link":"https:\/\/www.isunshare.com\/blog\/how-to-sign-a-pdf-file\/","title":{"rendered":"How to Sign a PDF File or Add Signature to PDF Document in Adobe Acrobat"},"content":{"rendered":"<p>Signature to PDF file explains its ownership to some extent. And solve the problem about PDF file\u2019s belonger at the same time. Especially for important PDF file, it seems to be necessary.<\/p>\n<p>So how can I <strong>digitally sign your PDF file\u00a0<\/strong> or <strong>add signature to PDF document<\/strong> in Adobe Acrobat Pro? The following passage will give you an answer.<\/p>\n<ul>\n<li><a href=\"#part1\">Add text or image signature to PDF document<\/a><\/li>\n<li><a href=\"#part2\">Use a certificate to digitally sign PDF file<\/a><\/li>\n<\/ul>\n<h2 id=\"part1\">Part 1: Add Text or Image Signature to PDF document<\/h2>\n<p>PDF document signature can be text, image, digital ID or any other words or picture you draw. Are there any problems? Please follow the steps to add signature by typing or drawing or importing signature image.<\/p>\n<p>Step 1: Open the PDF document in Adobe Acrobat XI Pro you want to sign.<\/p>\n<p>Step 2: At the top right side in Acrobat, click the <strong>Sign<\/strong>. Open <strong>I Need to Sign<\/strong> panel.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-place-signature-on-pdf-file.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"416\" class=\"alignnone size-full wp-image-2165\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-place-signature-on-pdf-file.png\" alt=\"choose to place signature to PDF file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-place-signature-on-pdf-file.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-place-signature-on-pdf-file-300x208.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Step 3: Create signature. There are several options to choose, <strong>Place Initials, Place Signature<\/strong>. Choose one and create a signature.<\/p>\n<p>When you choose Place Initials first, type or draw your initials in pop-up window &#8220;Place Initials&#8221;. Then click Accept. Now scroll your mouse and click on somewhere of your PDF file, the signature will be created. If you don\u2019t want to use it again, click <em>Place Initials \u2013 Clear Save Initials<\/em> to remove initials. Now we choose <strong>Place Signature<\/strong>.<\/p>\n<p>If it is your first time to sign PDF file, just click Place Signature. If not, click Place Signature and choose <strong>Change Saved Signature<\/strong> in the drop-down.<\/p>\n<p>Then select one of the following options for signing in the drop-down box. To use a certificate, see the <strong><a href=\"#part2\">Use a certificate to digitally sign a PDF file <\/a><\/strong>section below.<\/p>\n<h3>1. Type my signature<\/h3>\n<ul>\n<li>In the &#8220;Enter Your Name&#8221; box, type your name.<\/li>\n<li>Click &#8220;Change Signature Style&#8221; and review your signature. When you confirm it, click <strong>Accept<\/strong>.<\/li>\n<li>Scroll to the desired location of the PDF file, and click to place the signature.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/type-signature-on-pdf-file.png\"><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"578\" class=\"alignnone size-full wp-image-2168\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/type-signature-on-pdf-file.png\" alt=\"type signature on PDF file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/type-signature-on-pdf-file.png 550w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/type-signature-on-pdf-file-285x300.png 285w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/a><\/p>\n<h3>2. Draw my signature<\/h3>\n<ul>\n<li>Use your mouse to draw your signature in &#8220;Draw Your Signature&#8221; box. Then click Accept.<\/li>\n<li>Navigate to the desired location, and click to place the signature on PDF file.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/draw-signature-on-pdf-file.png\"><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"578\" class=\"alignnone size-full wp-image-2170\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/draw-signature-on-pdf-file.png\" alt=\"draw signature on PDF file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/draw-signature-on-pdf-file.png 550w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/draw-signature-on-pdf-file-285x300.png 285w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/a><\/p>\n<h3>3. Use an image<\/h3>\n<ul>\n<li>When you choose &#8220;Use an image&#8221;, click Browse to scan and select the image file you want to use as a signature for PDF file.<\/li>\n<li>Click Open and image will be shown in Review box.<\/li>\n<li>Scroll to the desired location and click to place the signature image on PDF file.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/use-image-as-pdf-signature.png\"><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"578\" class=\"alignnone size-full wp-image-2171\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/use-image-as-pdf-signature.png\" alt=\"sign PDF file with an image\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/use-image-as-pdf-signature.png 550w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/use-image-as-pdf-signature-285x300.png 285w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/a><\/p>\n<p>Step 4: Save PDF file.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/add-signature-to-pdf-document.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"416\" class=\"alignnone size-full wp-image-2173\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/add-signature-to-pdf-document.png\" alt=\"add signature to PDF document successfully\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/add-signature-to-pdf-document.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/add-signature-to-pdf-document-300x208.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<h2 id=\"part2\">Part 2: Use a Certificate to Digitally Sign PDF File<\/h2>\n<p>If you have <a href=\"https:\/\/www.isunshare.com\/blog\/how-to-create-digital-id-in-adobe-acrobat-xi-pro\/\">created digital ID<\/a> in Adobe Acrobat Pro, just click <strong>Place Signature<\/strong>, choose a location to draw signature in with your mouse in PDF document, and then type password for digital signature you select and click <strong>Sign<\/strong> at last. If not, follow article below to do.<\/p>\n<p>Step 1: In Place Signature window, choose <strong>Use a certificate<\/strong>. Click Next. Or click Place Signature directly.<\/p>\n<p>Step 2: Click &#8220;Drag New Signature Rectangle&#8221; button in pop-up dialog.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-drag-new-signature.png\"><img loading=\"lazy\" decoding=\"async\" width=\"509\" height=\"212\" class=\"alignnone size-full wp-image-2174\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-drag-new-signature.png\" alt=\"confirm drag signature on PDF file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-drag-new-signature.png 509w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-drag-new-signature-300x125.png 300w\" sizes=\"auto, (max-width: 509px) 100vw, 509px\" \/><\/a><\/p>\n<p>Step 3: Draw a box with your mouse where you want the signature to appear.<\/p>\n<p>Step 4: If you have had digital ID file, turn to <strong>step 8<\/strong>. If not, go with the steps below.<\/p>\n<p>If not, check &#8220;<em>A new digital ID I want to create now<\/em>&#8220;. Click Next.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/begin-add-digital-id.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"520\" class=\"alignnone size-full wp-image-2175\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/begin-add-digital-id.png\" alt=\"create new digital ID to sign PDF\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/begin-add-digital-id.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/begin-add-digital-id-300x260.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Step 5: Choose one way to store your self-signed digital ID. Click Next.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-way-to-save-digital-id.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"520\" class=\"alignnone size-full wp-image-2177\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-way-to-save-digital-id.png\" alt=\"choose way to save digital ID file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-way-to-save-digital-id.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/choose-way-to-save-digital-id-300x260.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Step 6: Type a <strong>Name<\/strong>, <strong>Email Address<\/strong> at least. Click Next.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/enter-digital-id-information.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"520\" class=\"alignnone size-full wp-image-2178\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/enter-digital-id-information.png\" alt=\"enter digital ID information\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/enter-digital-id-information.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/enter-digital-id-information-300x260.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Step 7: Choose a file to save the digital ID file. And set a password for digital ID file. Click Finish.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/set-password-for-digital-id-file.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"520\" class=\"alignnone size-full wp-image-2179\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/set-password-for-digital-id-file.png\" alt=\"set a password for digital ID file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/set-password-for-digital-id-file.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/set-password-for-digital-id-file-300x260.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Step 8: Select your digital ID and type the password. Click Sign.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-sign-pdf-document-with-certificate.png\"><img loading=\"lazy\" decoding=\"async\" width=\"406\" height=\"522\" class=\"alignnone size-full wp-image-2180\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-sign-pdf-document-with-certificate.png\" alt=\"sign PDF document with certificate\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-sign-pdf-document-with-certificate.png 406w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/confirm-sign-pdf-document-with-certificate-233x300.png 233w\" sizes=\"auto, (max-width: 406px) 100vw, 406px\" \/><\/a><\/p>\n<p>Step 9: PDF file save window appears. Type a name for signed PDF file. And click Save.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/save-signed-pdf-file.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"461\" class=\"alignnone size-full wp-image-2181\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/save-signed-pdf-file.png\" alt=\"save signed PDF file\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/save-signed-pdf-file.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/save-signed-pdf-file-300x231.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>In the top screen of new signed PDF document, you can see a blue panel indicating the PDF file is signed.<\/p>\n<p><a href=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/sign-pdf-file-with-certificate.png\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"416\" class=\"alignnone size-full wp-image-2182\" src=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/sign-pdf-file-with-certificate.png\" alt=\"successfully sign PDF file with user certificate\" srcset=\"https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/sign-pdf-file-with-certificate.png 600w, https:\/\/www.isunshare.com\/blog\/wp-content\/uploads\/2015\/01\/sign-pdf-file-with-certificate-300x208.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p><strong>Tips:<\/strong><\/p>\n<p>If you want to <a href=\"https:\/\/www.isunshare.com\/blog\/how-to-sign-a-pdf-file\">sign PDF file<\/a> with text or image next time, choose &#8220;Place Signature &#8211; Change Saved Signature&#8221;. If you want to <a href=\"https:\/\/www.isunshare.com\/blog\/how-to-remove-digital-id-or-digital-id-file\/\">clear digital ID<\/a> in Acrobat, follow the bellows to do.<\/p>\n<ol>\n<li>Open PDF file, navigate to Edit \u2013 Preferences.<\/li>\n<li>Choose Signature in the left categories.<\/li>\n<li>Click More after Identities &amp; Trusted Certificates.<\/li>\n<li>Choose the digital ID you want to clear. And click &#8220;Remove ID&#8221; button in the top menu.<\/li>\n<li>Click OK in the appearing Acrobat Security dialog.<\/li>\n<li>Type password to authenticate selected digital ID and click OK.<\/li>\n<li>When digital ID has been removed, close the window of &#8220;Digital ID and Trusted Certificate Settings&#8221;.<\/li>\n<li>Click OK.<\/li>\n<\/ol>\n<p><strong>Related Articles:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.isunshare.com\/blog\/how-to-edit-pdf-document\/\">How to Edit PDF Document in Word 2013 and Adobe Acrobat<\/a><\/li>\n<li><a href=\"https:\/\/www.isunshare.com\/blog\/top-3-ways-to-create-pdf-file-effectively-on-windows-computer\/\">Top 3 Ways to Create PDF File Effectively on Windows Computer<\/a><\/li>\n<li><a href=\"https:\/\/www.isunshare.com\/pdf-password\/open-password-protected-pdf-file-with-cmd-or-password-tool.html\" target=\"_blank\" rel=\"noopener\">2 Ways\u00a0to Open Password Protected PDF File without Password<\/a><\/li>\n<li><a href=\"https:\/\/www.isunshare.com\/pdf-password\/remove-pdf-security-password-with-password-removal-tool.html\" target=\"_blank\" rel=\"noopener\">How to Remove Password from Secured PDF File<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Signature to PDF file explains its ownership to some extent. And solve the problem about PDF file\u2019s belonger&#8230;<\/p>\n","protected":false},"author":1,"featured_media":126307,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[143],"tags":[],"class_list":["post-2160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pdf-document"],"_links":{"self":[{"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/posts\/2160","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/comments?post=2160"}],"version-history":[{"count":4,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/posts\/2160\/revisions"}],"predecessor-version":[{"id":6749,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/posts\/2160\/revisions\/6749"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/media\/126307"}],"wp:attachment":[{"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/media?parent=2160"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/categories?post=2160"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.isunshare.com\/blog\/wp-json\/wp\/v2\/tags?post=2160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}