Digitally Sign an Adobe PDF File

You can use a digital signature to comply with the most demanding legal and regulatory requirements because it provides the highest level of assurance about each signer’s identity and the authenticity of the documents they sign.

digital sign in pdf

To digitally sign a PDF file install Adobe Acrobat DC sfotware from App Store in PC. When using Adobe Acrobat, after an electronic signature has been added to the PDF file the file is no longer able to be edited. For this document, you can digitally sign and continue to edit the file by following the below steps:

  1. Open the PDF file in Adobe Acrobat.
  2. In the upper right-hand corner, click on Tools.
  3. Select the option Certificates.
  4. Navigate to the signature line that you are wanting to sign.
  5. At the top of the page click on Digitally Sign.
  6. Click and drag your mouse cursor above the signature line to create a textbox.
  7. A pop-up box will appear. If you already have a Digital ID that you would like to use, click the Continue button. Otherwise, click the Configure New Digital ID button to create a Digital ID.
    • If creating a new Digital ID, select the Create a new Digital ID option and then click Continue.
    • Select how you would like to save the Digital ID: Save to File or Save to Windows Certificate Store (recommended). Then click Continue.
    • Enter your name and email address, then click Save.
    • Select your newly created Digital ID and then click the Continue button.
  8. A pop-up window will appear showing a preview of your digital signature. If you would prefer, you can keep the Digital ID as how it appears, or you can click the Create button in the upper right-hand corner to customize a signature.
  9. Please make sure that the Lock document after signing option is left UNCHECKED.
  10. Then click the Sign button.
  11. A pop-up window will appear of your files area to select where to save the file. Select where you would like to save your file to your computer and rename your file if necessary.
  12. The digital signature should then appear on the PDF file and you should also be able to continue editing the file if necessary.

FAQ about Digitally Sign on PDF File-

Q ➤ Can I edit a PDF that I signed?

Q ➤ Is there a way to retrieve the unsigned PDF and resign it?

Q ➤ What if a PDF is locked after signing?

Q ➤ What are the scenarios in which a PDF is locked?

Q ➤ What if multiple signatures are needed and the PDF is locked after the first signature?

Q ➤ How to handle such issues better in future?


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