Reply To: where do I find the license key? Home › Forums › Advanced noCaptcha & invisible Captcha PRO › where do I find the license key? › Reply To: where do I find the license key? August 17, 2019 at 5:56 pm #28234 Martie HancockParticipant I don’t think it is clear what the license key is. In the email – is the license key the string of letters and numbers underneath the download link?