4 Replies Latest reply on Sep 11, 2015 6:01 PM by lesliel74363113

    why isn't my serial number working?


      I am trying to upgrade to LR 6.  I previously purchased LR 3, and have tried to input the serial number, but it says the number is invalid.  I took a picture of the serial number, so it is not incorrect.  I have not changed operating systems.