If you need to convert PDF pages from one orientation -- portrait or landscape -- to the other, Adobe Acrobat Standard and Pro include temporary and permanent options for altering the setup of all ...

Notepad saves a file in .txt format. By using Print to PDF and Save As options, you can save it as PDF and HTML in Windows 11/10.

You can import and add a PDF to OneNote as a file attahcment or printout image, or convert and add PDF to OneNote. Here's how!

For maximum privacy and control, you need to self-host any available open-source PDF editors on your own server.