PL-2303 USB to Serial Bridge Controller Windows Driver Installer Setup Program Installer version & Build date: 1.6.0 (2012-4-26) Windows 2000/XP/Server2003 (32 & 64-bit) WDM WHQL Driver: v2.1.30.193 Windows Vista/7/Server2008/Server2008R2 (32 & 64-bit) WDF WHQL Driver: v3.4.31.231 Windows 8 (32 & 64-bit) WDF WHQL Driver: v3.4.31.231 Installer Language Support: English (default), Chinese (Traditional), Chinese (Simplified), Japanese For Prolific USB VID_067B&PID;_2303 and PID_2304 Only Includes User Manual & CheckChipVersion Tool 具体步骤详见um_pl2303_DriverInstallerManual_v1.5.0.pdf文档