Home › Forums › SharewareOnSale Deals Discussion › Auslogics Disk Defrag Pro / Apr 7 2017 › Reply To: Auslogics Disk Defrag Pro / Apr 7 2017 Apr 14, 2017 at 6:47 pm #7667444 Quote brianGuest Initially this program installed and registered correctly. Two days later it “de-registered” and the key no longer works. What gives? is there a solution?