Digitally signing a PDF adds a layer of authenticity and professionalism to your documents. It is especially useful for contracts, applications, and other official files that require a verifiable signature. Fortunately, signing a PDF can be done easily using various tools available on your computer or online. Here is how to digitally sign a PDF.
- Use Adobe Acrobat Reader (Free Version)
Adobe Acrobat Reader is one of the most popular tools for signing PDFs.
- Open your PDF with Adobe Acrobat Reader.
- Click on “Fill & Sign” in the right-hand panel.
- Select “Sign Yourself” and then “Add Signature.”
- You can choose to type, draw, or upload an image of your signature.
- Once added, drag the signature to the appropriate place in the document and adjust its size.
- Save the file to keep the signature.
- Sign Using Microsoft Edge (Windows)
If you’re using a Windows device, the built-in Microsoft Edge browser allows basic PDF signing.
- Right-click your PDF and select “Open with” > “Microsoft Edge.”
- Click on the pen icon at the top (Draw tool).
- Use your mouse or touchscreen to sign directly on the document.
- Save the file when done.
- Use Preview (macOS)
Mac users can sign PDFs easily using the built-in Preview app.
- Open your PDF with Preview.
- Click the “Markup” toolbar (pen icon), then click the “Sign” icon.
- Create your signature using your trackpad or upload a scanned image.
- Click to insert it where needed and resize if necessary.
- Save the document.
- Use Online Tools (No Software Needed)
If you prefer not to install any programs, you can use secure online services like:
- Smallpdf (www.smallpdf.com)
- PDFescape (www.pdfescape.com)
- DocuSign (www.docusign.com)
Upload your document, add your digital signature using a mouse, keyboard, or uploaded image, and download the signed file. These services often offer free basic features but may require registration for additional options.
- Use PDF Apps on Mobile
There are mobile apps available for both iOS and Android that let you sign PDFs:
- Adobe Fill & Sign
- DocuSign
- Xodo PDF
Open the PDF in the app, tap on the signature tool, create or insert your signature, and place it where required.
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