When i buy UltraCompare Professional (Released 10/12/04) , i am read in email "This order includes UNLIMITED upgrades". After upgrading on last version 3.0, registration code not work. What IDM means with UNLIMITED upgrades? 
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You will be sent a new registration code when a new version is released if you have unlimited upgrades. It may take a few days to get the new code. If you do not have the code within a few days send an email to support.
