There are a number of Prolific Serial drivers and these have been listed below. USB to serial driver which you now download below for Windows XP/7/8/10 Check the driver check for the “Prolific USB-to-Serial Comm Port”. Download the latest drivers for your Prolific USB-to-Serial Comm Port (COM3) to OS: Windows 10, Windows , Windows 7, Windows Vista, Windows XP. Prolific PL USB Serial Drivers. Windows Prolific PL Driver · Windows XP Prolific PL Driver*. Windows Vista Prolific PL Driver*. Prolific PL series USB-to-Serial Comm Port Drivers Version Download Windows XP SP2 and above (32 & 64 bit) - Windows. Windows XP (32 & bit) WDM WHQL Driver: v (10/22/) Rev A ) USB to Serial Controller ICs using Prolific's trademark logo, brandname, and device drivers, were being sold Product: FB USB to 1-port RS Adapter. PL Windows Driver Download USB to UART RS Serial Windows XP ( 32 & bit) WDM WHQL Driver: v (03/05/). prolific usbttl plug Windows XP (32 & bit) WDM WHQL Driver: v (10/22/) VID_B&PID_ for “Prolific USB-to-Serial Comm Port”. Windows XP / Vista / Win7 / Win8 / Win / Win Prolific PL series USB- to-Serial Comm Port Drivers Version Download. Prolific PL Driver Setup Installer for Windows XP (32bit) - ThinkCentre Plug PL USB Device and go to Device Manager to check COM Port number. In summary, this article is for: Windows XP, Windows 7, Windows 8, Windows And it addresses issue of: Prolific PL Driver Fix (VID_B&PID_) VID_B&PID_ for "Prolific USB-to-Serial Comm Port".