5 Replies Latest reply on May 5, 2015 10:07 AM by Willi Adelberger

    Photoshop won't recognize serial number on my newer old iMac


      I was working on a G5 and was given a late 2008 iMac. I have installed CS5 from disks. Photoshop won't recognize the serial number on this machine. It is running as a trial. How do I change this?