How to Password Protect PDF Files on Windows 11 Using Microsoft Word

Securing a PDF document with a password on Windows 11 is an easy task. There are various offline and online tools available for encrypting PDF files. In this guide, we will explore how to use Microsoft Word to protect your sensitive PDF documents.

While there are numerous free web-based PDF editing tools available, such as Adobe Acrobat Online, iLovePDF, Smallpdf, and applications like PDFEncrypt, you can avoid using third-party tools if you have Microsoft Word. Additionally, relying on online tools may not always be secure, particularly if your PDF files contain sensitive information.

How to Password Protect PDF Files Using Microsoft Word

1. To begin, open your PDF file in MS Word by right-clicking the PDF, selecting “Open with,” and choosing Word from the list.

2. You will see a warning message indicating that your PDF will be optimized for the Word app, which may result in layout issues. Click “OK” to proceed.

Format warning in Word

3. Once the PDF is open in Word, go to the top-left corner and click “File.” Then, navigate to More > Export > Create PDF/XPS Document > and select Create PDF/XPS.

Password protect PDF files using MS Word

4. In the “Publish as PDF or XPS” window, click the “Options” button.

5. In the popup window, check the box for “Encrypt the Document With a Password” and click “OK.”

Password protect PDF file using MS Word

6. Next, enter your desired password in the Password field and confirm it by re-entering it in the Reenter Password field.

7. Click “OK” to save your settings, then choose the location where you want to save the PDF file and select “Publish.”

Password protect PDF file using MS Word

That’s all how to protect sensitive PDF files on your Windows 11 computer using Microsoft Word. Keep in mind that this method is most effective for PDF files with minimal formatting. If your PDF contains extensive formatting, you may want to use applications like PDFEncrypt or online tools such as Adobe Acrobat Online, iLovePDF, or Smallpdf.

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