Open the file, enter the password, and re-save it as a new PDF. Whether on Windows, macOS, Android, or iOS, you can unlock ...

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.

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 ...

An icon in the shape of a lightning bolt. Impact Link It takes about 10 seconds to add password protection to a PDF when you use a Mac's Preview software, and those few seconds you invest could ...