Reply To: Error for Site Owner Invalid Key Type Home › Forums › Advanced noCaptcha & invisible Captcha PRO › Error for Site Owner Invalid Key Type › Reply To: Error for Site Owner Invalid Key Type January 23, 2020 at 12:19 pm #33659 Shamim HasanKeymaster Please again go to google and create new keys. This time select “Checkbox Captcha” and do not forget to add your domain there. Now get the keys and add in this plugin settings. If you find any difficulties let me know.