Please go to our new company website to download the PL-2303 USB-to-Serial drivers from our Support webpage.

     http://www.prolific.com.tw  

     Or click here for the new Support webpage. Enter “guest” for both account and password to log-in.

     http://www.prolific.com.tw/US/CustomerLogin.aspx

                                                                                                                                                    Thank you,

                                                                                                                                                    Prolific Technology Inc.