1st,Remove code
Press the LOCK and UNLOCK button at the same time ,and the LED indicator will flash 3 times then off. After this,keep and hold the LOCK and release the UNLOCK button ,and press the UNLOCK button 3 times ,the duplicator led indicator will flash quickly , that means it remove the exist code successful. Now you can come to the next step to copy now.
2nd,copy original remot
Pls take the original remote and duplicator as close as possible. Then press one of button from original and one of them from duplicator at the same time, you will see the led indicator fast flash ,that is too say you copy original remote successful.