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How to Sign a PDF File Easily

No Need to Print, Sign, and Scan Anymore!
April 2, 2025
How to Sign a PDF File

In today’s digital world, signing a document no longer requires printing, signing with a pen, and scanning it back. Whether it’s an official document, a banking paper, or an agreement, you can now add your signature directly to a PDF file.

Various tools allow you to do this, including mobile apps, online tools, and built-in computer software. Among them, Adobe Acrobat Reader is a popular choice for many users. Let’s explore how you can sign a PDF file using different methods.

Signing a PDF Using Adobe Acrobat Mobile App

Adobe Acrobat Reader offers a free way to sign PDFs on mobile. Follow these steps:

  1. Download the Adobe Acrobat Reader app on your Android or iOS device.
  2. Open the PDF file that you need to sign.
  3. Tap on ‘Fill & Sign’ at the bottom of the screen.
  4. Select the pen icon to add a signature.
  5. Tap ‘Add Signature’ and create your signature using your finger, stylus, or by uploading a saved signature image.
  6. Tap ‘Done’, then drag and place the signature at the required position.
  7. Save the file and share it as needed.

Signing a PDF Using Online Tools

If your phone has limited storage, you can use free online tools like:

  • iLovePDF
  • SmallPDF
  • Adobe’s Online Signature Tool

Simply upload your PDF, create a signature, place it in the document, and download the signed file.

How to Sign a PDF on a Computer (Windows & Mac)

Using Adobe Acrobat Reader on Windows or Mac

  1. Open Adobe Acrobat Reader DC on your PC.
  2. Open the PDF file that needs signing.
  3. Go to ‘Tools’ and select ‘Fill & Sign’.
  4. Click on ‘Sign’ and choose ‘Add Signature’.
  5. Type, draw, or upload an image of your signature.
  6. Click where you want to place the signature.
  7. Save and share the document.

Note: Some premium features in the desktop version require a paid subscription, but basic signing is free.

Using Built-in Tools on Windows (Microsoft Edge)

Windows users can sign PDFs without downloading any software by using Microsoft Edge:

  1. Open the PDF file in Microsoft Edge.
  2. Select the ‘Draw’ tool.
  3. Use your mouse or touchscreen to sign the document.
  4. Save the signed document.

Using Built-in Tools on Mac (Preview App)

Mac users can sign PDFs using the Preview App:

  1. Open the PDF file in the Preview App.
  2. Click on the ‘Markup’ tool.
  3. Select ‘Sign’ and use the trackpad or mouse to draw your signature.
  4. Click where you want to place the signature and save the file.

Best Mobile Apps for Signing PDFs

If you prefer mobile apps, consider these options:

  • Adobe Fill & Sign
  • SignEasy
  • DocuSign Mobile
  • SignNow

These apps are available on both Android and iOS, making it easy to sign documents from anywhere.

Signing a PDF digitally is quick, easy, and efficient. Whether you use a mobile app, an online tool, or your computer’s built-in software, you can sign documents without printing or scanning. Choose the method that best fits your needs and start signing your PDFs hassle-free!