How long ago did you purchase Pro? If it's still within the alloted time for free updates(6 months or 1 year). Click on this link and enter the e-mail address you used to purchase it with and it'll take you to your Pro d/load page.
Lime Wire » LimeWire PRO Lookup
If your page has expired, you'll have to repurchase it or d/load the Basic(free) version.
Lime Wire » Download LimeWire
Hope this helps.
If you have any billing questions, send a PM to
limenathan.