# How to Password-Protect a PDF File in Adobe Acrobat

> To password-protect a PDF file in Adobe, click 'All Tools' in the top menu bar, select 'Protect a PDF', and tap 'Protect With Password'. Next, specify your password requirement, enter the password into the input field, and tap 'Apply' to encrypt your document.

Canonical: https://livedemo.ai/tutorials/how-to-password-protect-a-pdf-file-in-adobe-acrobat/
Apps: Adobe, Acrobat
Updated: 2026-10-05
Interactive demo: https://story-api.livedemo.ai/workspaces/62255d3d3304f17b8f5e2d03/stories/692a4a5bab56e05a00ff570e/preview?step=1

## Steps

1. Head over to the top menu bar and then click 'All Tools'.
2. Select 'Protect a PDF' from the list of options.
3. Tap 'Protect With Password' afterwards to proceed.
4. Specify your preferred password requirement and then enter the password into the provided input field.
5. Once done, tap 'Apply' to proceed.
6. After completing these steps, your PDF file will be encrypted with a password.