Quickstart: Prevent changes to a PDF

Add security restrictions to help prevent others from changing your PDF.

  1. Click SecureĀ  on the Tasks toolbar, and choose Password Encryption.
  2. Select Restrict Editing And Printing Of The Document, and type a Permissions password.
  3. Choose an option from the Changes Allowed menu.

For information on using other security methods to restrict access, see Help.

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