PL-2303 Windows XP/2000 Driver, Prolific Edition Driver Revision Note History ================================================= System Requirement: . Windows XP 32-bit OS version . Windows 2000 SP4 OS version . USB host controller . Device using PL-2303(H, HX, or X) version chip Supported device ID and product strings: . VID_067B&PID_2303 for "Prolific USB-to-Serial Comm Port" Release Notes: --------------- PL2303 XP driver v2.0.4.102, Prolific Support Web Edition Changes from last formal build v2.0.2.8: . Revise Driver Version Naming Method (Major. Minor. Maintenance. Build) . Fix response issue to Wait_On_Mask request. (Customer application) . Improve driver stability on hotplugging (initial routine). ======================================== Prolific Technology Inc. http://www.prolific.com.twDownload Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.