How to Add a Signature Field to a PDF for Easy Signing
Question details
The user needs to insert a digital signature field into an editable PDF document so that recipients can easily sign it.

- Product
- PDF Editor
- Device & OS
- not provided
- Scenario
- Preparing a PDF form or contract that requires a digital signature from clients or colleagues.
- Observed behavior
- A prepared PDF document containing an interactive signature block, allowing recipients to click and apply their digital signature.
Ensure your PDF document is not restricted by security settings that prevent document assembly or form field creation.
Add a Digital Signature Field Using a PDF Form Editor
Use a professional PDF editor to insert an interactive signature field, making it simple for recipients to sign.
By adding a designated digital signature field, you guide the recipient exactly where to sign. This field is widely recognized by standard PDF readers, meaning the recipient can complete the signing process quickly and easily without needing specialized software.
Open your PDF document in your PDF editor and navigate to the 'Prepare Form' or 'Form' tab.
Select the 'Digital Signature' or 'Add Signature Field' tool from the toolbar. Click and drag on the document to draw the field where you want the signature to appear.
Right-click the newly created signature field to open its properties. Here you can name the field, set it as required, and adjust its appearance.
Save the editable PDF form. You can now email it to your recipients, who will be able to click the field and sign using their standard PDF reader.

Easily Add Signature Fields with WPS Office
WPS PDF provides a comprehensive set of form-building tools. You can easily create interactive PDFs with text boxes, checkboxes, and digital signature fields that recipients can fill and sign effortlessly.
- 1. Open PDF in WPS: Launch WPS Office and open your target PDF document.
- 2. Access Form Tools: Navigate to the 'Form' tab on the top ribbon menu to access interactive field options.
- 3. Insert Signature Field: Click on the 'Signature Field' icon, then click and drag on the page to place the signature block.
- 4. Save Document: Save the document as a standard PDF. It is now ready to be sent to your recipients for signing.

Frequently Asked Questions
Why can't my recipients sign the PDF I sent them?
If recipients cannot sign the document, the PDF might have security restrictions enabled. Ensure that 'Filling of form fields' and 'Signing' are permitted in the document's security properties before distributing.
Can recipients use a free PDF reader to sign the document?
Yes. Once you add a standard digital signature field, recipients can click and sign the document using free software like WPS PDF or Acrobat Reader.
How do I make the signature field mandatory?
When creating the signature field, right-click it to access its 'Properties'. Under the 'General' tab, check the 'Required' box to ensure the form cannot be submitted or completed without a signature.




