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.

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me. Any help ...

Hopefully, Adobe Acrobat provides that feature and allows you to set the protection settings the way it fits your needs. To protect your PDF file against copying and printing on Adobe Acrobat Pro DC: ...

How to Insert Text, Sign a PDF With Adobe Acrobat Reader Need to edit a PDF document but don’t want to pay for the more expensive Adobe editors? You can add text to and sign a PDF with just the free ...

Now, we should point out that LibreOffice is quite powerful, and in most cases, it can perform the same actions as Microsoft Office, albeit a little differently. However, in terms of online features ...