Switch from FormSwift to pdfFiller for a Modify Electronic Signature PDF Solution Gratis
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Upload a PDF from your device or cloud storage, check the online library for the form you need, or create a document from scratch.
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Edit, annotate, redact, or eSign your PDF online in seconds.
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Share your document, download it in your preferred format, or save it as a template.
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Instantly customize your PDFs any way you want, or start fresh with a new document.

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Add fillable fields to your PDFs and share your forms with ease to collect accurate data.

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Forget about printing and mailing documents for signature. Sign your PDFs or request signatures in a few clicks.

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For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
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Can a signed PDF be edited?
If you received a PDF digitally signed by others, you can sign it, but can't edit it. While signing a PDF, if the signer chooses to lock the document after signing, the document becomes read-only for everyone, including the signer.
Can a digitally signed PDF be edited?
When you sign a PDF using your digital ID, the PDF becomes read-only for others. If you received a PDF digitally signed by others, you can sign it, but can't edit it. While signing a PDF, if the signer chooses to lock the document after signing, the document becomes read-only for everyone, including the signer.
How do I edit a PDF with a digital signature?
If you are the owner of the digital certificate used to sign the document and the document wasn't locked when signed, you can open the Signatures' pane at the left and right-click on the signature to clear it. After that, if the PDF document is a form, you can clear or edit its fields.
How do I unlock a signed PDF for editing?
1 Answer. If the signature in the form is yours, you can open the Signature pane on the left side, right-click on the signature and choose “Clear Signature”. This way the form will be unlocked. This is only possible if the person who tries to clear the signature has signed and locked the document.
Is it possible to tell if a PDF has been edited?
There is no sure proof way to determine if a generic PDF file is modified. If you go to the document properties (control or command d), if the proper metadata is available, it will list the creation date and time and modified date and time. This can help you determine if a PDF file has been modified since creation.
Can you redact a signed PDF?
You use the Redact tools to remove content. Choose Tools > Redact. On the Edit menu, choose To redact Text & Images. Select the text or image in a PDF, right-click, and select Redact.
How do I remove an online signature from a PDF?
Remove a signature by converting PDF to Word Go to Xodo's PDF to Word converter. Upload the signed PDF. Click on Convert. Once the conversion is done, click on Download to save the Word document to your device or save it to your cloud storage.
How do you edit a PDF that has been signed?
Can I edit a PDF that I signed? If you're the only one signer, you can remove the signature and then work on the document or edit the source document. To remove your signature, right-click the signature and then choose Clear Signature.
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