At the beginning of this article, I mentioned that serial number has been stored in system Registry as long as the genuine Adobe Acrobat has been installed. Option 2: Find Adobe Acrobat serial number in Windows Registry. Then you can open the Notepad to view the serial number when Adobe Acrobat asks for a serial number. Adobe Acrobat Pro 10 Serial Number Free.Adobe Acrobat Xi Pro Serial Number Generator.Adobe Acrobat Pro Dc 2015 Serial Number Generator Online.