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 ...

iLovePDF brings different PDF tools to sign PDF documents, edit PDF, convert PDF to PDF/A, Excel, Word, reorder or rearrange PDF pages, and more. Among those tools, a Protect PDF tool is also there ...

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 in Adobe Reader by ...

LibreOffice is a free popular office suite used by many. It is an open-source application program that shares most of the features similar to Microsoft Office. LibreOffice offers a simple interface ...