in Dell vastro 3578 laptop , i have a fingreprint hardware but i don’t know how to activate it . I find some code for this but in the second code some error comes as output please read and sovle it
1.sudo apt-add-repository ppa:fingerprint/fingerprint-gui && sudo apt-get update
2.sudo apt-get install libbsapi policykit-1-fingerprint-gui fingerprint-gui
and the error is
dpkg was interrupted, you must manually run ‘sudo dpkg --configure -a’ to correct the problem