Select All tools > Protect a PDF.
Last updated on
Aug 16, 2025
Learn how to restrict users from making changes to your PDF using Adobe Acrobat.
From the left pane, select Encrypt with Password and select Yes in the confirmation dialog box.
Select Restrict editing and printing of the document under Permissions.
Enter a password in the Change Permissions Password field.
From the Printing Allowed dropdown menu, select any of the following option:
- None: Prevents printing.
- Low Resolution: Allows printing at up to 150 dpi.
- High Resolution: Allows printing at any resolution.
From the Changes Allowed dropdown menu, select what users can modify:
- None
- Inserting, deleting, and rotating pages
- Filling form fields and signing
- Commenting, filling forms, and signing
- Any except extracting pages
Select any additional options as needed:
- Enable copying of text, images, and other content
- Enable text access for screen reader devices
Select OK. In the dialog box that opens, re-enter permission password and then select OK.
