Adobe is a company which creates/offers several pieces of software,
Adobe Photoshop
Adobe InDesign
Adobe Illustrator
Adobe Dreamweaver
Adobe Acrobat
Adobe Reader
and a several more
Adobe Reader can open, view, and print pdf files but cannot create pdf files.
Adobe Acrobat can open, view, print, create & modify pdf files.
Installing Acrobat also installs the Adob PDF Priinter.
Did you install Adobe Reader or Adoby Acrobat?
Is there a printer named Adobe PDF?