To be able to sign a PDF document, it is necessary to have a digital certificate installed on your computer, such as the idCAT Certificate. Remember that the idCAT Mobile is not a digital certificate.

With the idCAT certificate installed on your computer, open the PDF with Adobe Acrobat (Reader or DC) and follow these steps:

1. Go to "Tools" or "All tools" and select "Certificates" or "Use a certificate":

If you can't find it, you can also search with the magnifying glass:

2. Select “Sign digitally” and accept the dialog box


3. Select the space where you want to insert the signature, dragging the mouse around the document.

Sign a PDF_ created with Clipchamp.gif

4. Select below your idCAT certificate with which you want to sign:

5. Finally, the signature will look like this:

You might be interested in: