Preview 5.x: Sign a PDF document

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Sign a PDF document using Preview

You can take a picture of your handwritten signature and then add it to any PDF document.

Take a picture of a signature

  1. Choose Preview > Preferences, click Signatures, and then click Create Signature.

    If a signature already exists, you can choose the Create Signature command from the Signature pop-up menu in the Annotations toolbar.

  2. Follow the instructions displayed onscreen.

    Make sure your signature fills the box on the left and sits on the blue baseline.

  3. When the signature preview looks correct, click Accept.

Sign a document

  1. Click Show Edit Toolbar.
  2. From the Signature pop-up menu, choose a signature.
  3. Click the location where you want the signature to appear.

    If you click a line, Preview shrinks the signature, if necessary, to fit on it.

Delete a saved signature

  1. Click Show Edit Toolbar.
  2. From the Signature pop-up menu, choose Manage Signatures.
  3. Select the signature, and then click Delete (-).
Last Modified: Sep 3, 2015
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