If you have a confidential PDF you want to password protect, you have a few ways to do that on your Windows 11 PC. You can use a desktop app or a web-based tool to encrypt your PDF files.

Sending important documents? Learn how to password protect PDFs for extra security using easy steps with Adobe Acrobat and free online tools.

Microsoft Word offers the ability to password protect PDF files. Read to know how to lock PDF from editing using Microsoft Word.

Adding password protection to a PDF can make the file even more secure and is the best practice when sharing any sensitive information.

The widely used PDF format supports data-saving encryption, allowing you to protect sensitive documents so that only those with the correct password can access them. In the old days, you’d need a ...