How do I add digital signatures to a PDF?

Steps to sign a PDF Open the PDF document or form that you want to sign. Click the Sign icon in the toolbar. The Fill & Sign tool is displayed. The form fields are detected automatically. Click the Sign icon in the toolbar, and then choose whether you want to add your signature or just initials.

How to validate digital signature in PDF Foxit Reader?

By default, Foxit Reader will verify signatures when the document is opened. If you want to change the setting, please go to File > Preferences > Signature, and uncheck the Verify signatures when the document is opened option in Signing & Verifications group.

How to add electronic signature in Foxit PDF?

How to sign PDFs with Foxit PDF Editor/Reader? Choose Protect > Sign & Certify > Place Signature. Press and hold the mouse button down, and drag to draw a signature field for your signature. In Sign Document dialog box, choose a digital ID from drop-down menu.

How do I add a digital signature stamp to a PDF?

Apply a stamp Open a document, and then from the All tools menu, select View more > Add a stamp. From the left panel, select Stamp and then select a desired stamp from a required category. At a desired position on the document, select to place the selected stamp.

How do I add a signature slot to a PDF?

Follow the steps below to add a signature block to PDF documents: Open the PDF with Adobe Acrobat. Select Tools at the top left of the screen. In the Forms & Signature sections, choose Prepare Form. Select Start. Choose the Add a Signature block icon from the tools ribbon.

How do I add a digital signature slot to a PDF?

How to add a signature block to a PDF Open the PDF with Adobe Acrobat. Select Tools at the top left of the screen. In the Forms & Signature sections, choose Prepare Form. Select Start. Choose the Add a Signature block icon from the tools ribbon. Move your cursor to where you want to place the block and click.

How do I add digital signatures to a PDF?

Open the PDF document and select Sign from the top tools bar. Alternatively, from the All tools menu, select Fill & Sign. Create your signature and initials if not already done.

How do I add digitally signed to a PDF?

Follow the steps below to add a signature: Open your document in Adobe Acrobat. Click the Tools tab and scroll down to the Forms and Certificates section. Click on Digitally Sign from the new options bar. Select the digital signature you want to use and click Continue.

Home
Functionality index

Switch from Foxit Reader to pdfFiller for a Add Sign Electronically PDF Solution For Free

Drop document here to upload

Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT

Based on 12500+ reviews

Last updated on Dec 28, 2025

Document creation is just the beginning

Learn more about security

Create and edit documents with a trusted solution

Try easy-to-use tools for all your document management needs.

Upload your document

pdfFiller scores top ratings on review platforms

This is a very convenient service, I loved that I could prepare my documents and save them to come back for any necessary changes. Also, how nice it is to get all the forms I need in one spot without having to search around on different websites. Thumbs up from me:)

Joanna P

Love this program! I am new with it, but it makes my paralegal position ( I do public benefits advocacy) much easier in filling out forms that are not fillable on the Social Security website.

Freida S

100% felt Heard and understood I started off panicking about why I requested assistance ... but the agent assigned to me was beyond patient and kind. Her calm brought me to a place of comfort and she helped me to resolve my issue in a very timely manner. Thank you, Marie!!!

Sophia Neill

So far so good So far, so good but it is only one document. Seems pretty self-explanatory. I have a few more documents I'd like to try out. I appreciate the free trial offer.

Tracy Holmes

I have used it a few times thus far it to complete on line forms. I find it easy to use and navigate. Helpful tool to avoid unnecessary printing, writing, scanning, storing.

Anna

Great service. I thought my subscription had expired but the tech support hooked me back up in a jiffy! I prefer to use PDFfiller program rather than the Acrobat Reader DC program. I will always renew my subscription in the future.

Linda T J.

Show more Show less

Watch pdfFiller eSignatures in action

Check out a quick video tutorial that shows how to create and place your signature or send a document for signing.

Related features

Create and edit documents with a trusted solution

Try easy-to-use tools for all your document management needs.

Upload your document