To password protect a PDF in Adobe Acrobat Reader, you'll need the paid Pro version, which starts at $14.99 a month.

You can password protect a PDF on a Mac computer using the Preview app to secure files that contain sensitive information.

You never know when one of your files might reach someone it wasn't intended to reach—perhaps through an email forward, a USB stick left behind on a desk, or maybe ...

Drag and drop the PDF you want to compress into the browser window. Enter the password under Set password. Enter the same password under Confirm password. Click Set password in the bottom-right corner ...

Electronic signatures have gained popularity in recent years in the business world. Every now and then, people require signed documents as proof of verification from the owner. While it is common to ...

The ability to edit PDF documents using the official Adobe Acrobat Reader: Edit PDF app is actually an Acrobat Premium feature. This subscription costs $10 per month or $70 yearly. There isn’t a way ...