- Open Adobe Acrobat (Reader or Pro version)
 - Click Edit
 - Click Preferences
 - Click Signatures
 - Under Identities & Trusted Certificates, click the More button
  - Click Windows Digital IDs
 - Click the “+” icon
 - Select  Add a new self-signed digital ID
 - Click Next
 - Enter your Name, Organizational Unit, and Email Address
 - Click Finish
 - Close the Digital ID and Trusted Certificate Settings window
 - Click OK
 - To digitally sign a PDF using Adobe Acrobat (Pro or Reader), open the PDF document
 - After reading the document, scroll down to the signature line
 - Click into the signature field 
- The Sign with a Digital ID window should open
 
 - The Sign with a Digital ID window should open
 - Make sure that the correct digital ID is selected (If you have multiple IDs created)
 - Click Continue
 - Click Sign
 - Either
- Delete the original File name and type in a new one to create a new document (without overwriting the original)
 - Or keep the File name to overwrite the original document with the version digitally signed by you
 
 - Click Save
 - If you kept the original file name, you will receive a prompt to overwrite the original document
- Either click Yes to overwrite
 - Or click No to change the file name