After purchase will soon receive e-mail from Pavtube Studio. Follow the instructions in the email to download Pavtube ChewTune retail version and get registration code. Startup Pavtube ChewTune, copy and paste the to the register field, then click the registration button to experience the full version.
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How to get or find back the download link and registration code of my purchased software?
NOTE: A trial version can not be registered. Remove the trial from you Mac and install retail version to register the software.