Please log in to your “myWaldorf” account. If you don’t have, please create one.
After logging in go to “Redeem Coupon”. Here you can enter the coupon code you received during the purchase. Afterwards go to “License Keys”. Here you’ll find your activation data for the plugin and the required download links for macOS and Windows on the right hand side.
This also applies to software coupon codes (incl. License SL) purchased from a third-party supplier like Thomann or APD…
To unlock your plugin you have to use the activation data, not the license key.