If you lost your GoldWave license, you can request another copy here. Please note that GoldWave Inc. is not obligated to replace lost licenses. If your identity cannot be confirmed, you will have to buy a new license. Only licenses purchased directly from GoldWave Inc. can be replaced.
If you've just purchased a new license, but have not received it, try requesting another copy here. Contact GoldWave Inc. if your email address is not in the database or you don't receive the license within an hour.