Hi ccr123shr,
Welcome to the HPCommunity, I hope you enjoy your experience! To help you get the most out of the HP Forums I would like to direct your attention to the HP Forums Guide First Time Here? Learn How to Post and More.
I will be happy to assist you with your problems with the fingerprint reader. What is your product number as there are several models in the Pavilion dv7 series. Are you using Windows 7? If not what is your operating system?
Thank you,