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[2024] How to Edit Your Signature in PDF: 2 Best Ways

Digital signatures have become a new norm today. It is replacing the tedious ink-based print, sign, and scan process of signing PDFs. Although e-signatures are handy for signing PDFs, there are scenarios when you may want to change the e-signature. These scenarios can be:

  • Typos
  • Change name/title
  • Invalid signatures
  • Change color of signature in PDF
  • Expired signature certificates
  • Signature unaccepted by the recipient

In all the above scenarios, you may want to replace existing signatures with the right ones. How can you edit signature in PDF? That's what we will discuss in this guide. Here, we are presenting the two best ways and their few simple clicks to edit your signature in PDF.

Part 1. How Do I Edit My Signature in PDF?

To edit your signature in PDF, you need a PDF editor tool that can detect and remove the existing signature and then allow you to insert the new signature. So let's uncover how to edit signature in PDF using two powerful tools.


UPDF is an AI-powered and advanced PDF editor tool that provides an intuitive interface to sign and edit signatures. It can smartly detect and delete the existing signature with a few simple clicks. Afterward, it allows you to insert a new signature using a mouse, keyboard, or trackpad (available in the Mac version). It also enables you to crop signature in PDF when needed.

edit signature in pdf updf

Follow the below steps to change signature on PDF with UPDF:

Step 1. Download and launch UPDF on your Windows/Mac computer. Click the "Open File" button to select and open the PDF file.

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Step 2. Click the "Edit PDF" button from the left sidebar.

edit signature in pdf updf

Step 3. Select the signature, right-click on it and choose the delete option.

edit signature in pdf updf

Step 4. To add a new signature, click the "pencil-shaped" icon from the left sidebar.

edit signature in pdf updf

Step 5. Click the "Signature" icon from the top bar and tap "Create Signature".

edit signature in pdf updf

Step 6. Add the signature using the keyboard, mouse, or trackpad. Once done, click the "Create" button.

edit signature in pdf updf

Step 7. Insert the newly created PDF in the right location in PDF.

That's it! So, a few clicks with UPDF presents the simplest solution to edit signature in PDF effortlessly. Besides that, UPDF is a versatile PDF editor at a lower price. With UPDF, you can also edit PDF text or images or you can annotate, convert, compress, merge, organize, and do much more with UPDF. Watch this review video the following video to learn more about UPDF.


The best thing is that UPDF is offering a 60% discount at the moment. So, grab the opportunity, download and purchase UPDF, and have the best PDF tool at your disposal.

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2. Using Adobe Acrobat

Adobe Acrobat is another well-known tool to read, edit, and sign PDFs. It also allows you to change signature in PDF. Here's how to edit signature in PDF with Adobe Acrobat:

Step 1. Launch Adobe Acrobat and open the PDF file.

Step 2. From the Quick Action toolbar, select the "Fill & Sign" option.

Step 3. Click the cross (X) sign next to the previously added signature.

edit signature in pdf adobe

Step 4. Select "Add Signature" to change signature in PDF.

Step 5. Draw, type, or select a new image to change the signature. Once done, click "Apply".

Step 6. Place the signature in the desired position in the PDF.

This way, Adobe Acrobat also offers a seamless way to change signature in PDF.

Part 2. Bonus: How to Edit a Signature in PDF that is Non-editable After Signing and Saving It?

Suppose you filled out a PDF form, signed it, and saved the file. Later, you realized that there was a typo in the signature and you now want to edit signature in PDF. However, the form fields are no longer editable.

If you are stuck in a similar issue, then there is nothing to worry about. When you have filled and saved the form, the form fields including the signature fields get locked to avoid modification. Therefore, you have to unlock the form fields and that's what you get with UPDF.

UPDF allows you to unlock the form fields, remove the existing signature, and insert a fresh one. Here's how to edit signature in PDF with non-editable fields:

Step 1. Open the PDF with UPDF.

Step 2. Select the "Prepare form" icon from the left sidebar. Double-click the sign to open properties. Uncheck "Locked" and "Read Only" options.

edit signature in pdf non-editable

Step 3. Remove the signature and then insert the new signature by clicking "pencil icon > Signature icon > Create Signature.

This way, you can easily unlock form fields and edit signature in PDF that is non-editable.

Part 3. FAQs About Editing Signature in PDF

Q1. Is it possible to edit digitally signed PDF?

You can and cannot edit a digitally signed PDF. If the PDF is signed via digital ID or certificate, it is locked to avoid changes in the document. However, if you are the only signer, you can remove the signature and edit the PDF.

Q2. How do I edit a DocuSign PDF after signing?

To edit a DocuSign PDF after signing, use UPDF. It is a powerful PDF editor and signer tool that can edit PDF text, images, links, and other elements. It can also intelligently detect the existing signature and replace it with a new one. So, open your PDF file with UPDF and make the required edits.

Q3. How do I remove a digital signature from Adobe?

To remove a digital signature from Adobe, follow the below steps:

1. Click Edit > Preferences (Windows) or Acrobat > Preferences (Mac).

2. Select Signatures > Identities & Trusted Certificates > More.

3. Click "Digital ID Files" from the left sidebar.

4. Select the digital signature to remove and tap "Detach File". Once done, you can delete the .pfx file.


Typos, invalid signatures, changing name/title/color of signatures, and similar other scenarios urge the need to edit signature on PDF. Above, we have discussed the two best and easiest ways to change signature in PDF. Out of both methods, we recommend using UPDF, as it offers a more intuitive and cost-friendly tool to edit signature and access other top-notch PDF editing capabilities. Therefore, install UPDF and follow the above steps to edit your signature in PDF effortlessly.

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