In the left-hand column, select Negative Lab Pro .
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: If you cannot find your key, check your spam folder or search your inbox for emails from Negative Lab Pro (the payment processor). Negative Lab Pro negative lab pro license key install
Once the installer finishes, you must manually enable the plugin in Lightroom: Open Adobe Lightroom Classic. Navigate to . Click the "Add" button. In the left-hand column, select Negative Lab Pro