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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
1/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -1of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
PL2303 USB-to-Serial Bridge Chip Family
Windows Driver Installer User Manual
WHQL Driver Version Information
DriverInstaller&Builddate:1.10.0 (2014-9-16)
GUID:ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver: v2.1.51.238 (10/22/2013)
Windows2000,XP,Server2003(32&64-bit)
https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1616428
WHQL WDF Driver: v3.4.67.325 (08/15/2014)
WindowsVista,7,8,and8.1(32&64-bit)
WindowsServer2008,2008R2,Server2012,Server2012R2(32&64-bit)
https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1679786
DriverscanalsoautomaticallyinstallviaWindowsUpdate(needInternetconnection)
System Requirements
PCwithUSB1.1/2.0/3.0HostController(USBPort)andWindowsOS.
USBDevicewithbelowPL-2303chipversionsandtheirsupportedOSFamily:
Chip Version
Windows 2000 / XP /
Server 2003
(32 & 64 bit)
Vista / Windows 7 /
Server2008/R2
(32 & 64 bit)
Windows 8 / 8.1 /
Server2012/R2
(32 & 64 bit)
PL-2303H Yes Yes Not Supported*
PL-2303HX(RevA)orHXA Yes Yes Not Supported*
PL-2303XorXA Yes Yes Not Supported*
PL-2303HX(RevD)orHXD Yes Yes Yes
PL2303TA Yes Yes Yes
PL2303TB Yes Yes Yes
PL2303EA Yes Yes Yes
PL2303RA Yes Yes Yes
PL2303SA Yes Yes Yes
* - PL2303H, PL-2303HX (Rev A), and PL-2303X areEOL
anddiscontinued chips and Prolific will not
provideWindows8driversupport.Newdriverversionswillshowyellowmark(ErrorCode10)inDevice
ManagerfortheseEOLchipversionsunderWindows8.
https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1616428https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1616428https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1679786https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1679786https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1679786https://sysdev.microsoft.com/en-US/Hardware/LogoVerificationReport.aspx?sid=1616428
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
2/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -2of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
Counterfeit Warning!!!
Pleasebewarnedthatcounterfeit/fakePL-2303HXRevA(orPL-2303HXA)USB-to-SerialController
ICsusingProlific'strademarklogo,brandname,anddrivers,arebeingsoldintheChinamarket.
CounterfeitICproductsshowexactlythesameoutsidechipmarkingsbutgenerallyareofpoorquality
andcausesWindowsdrivercompatibilityissues(Yellow Mark Error Code
10 in Device Manager under
WinXP, Vista, and
7).Thiswarningisissuedtoallcustomersandconsumerstoavoidconfusionand
falsepurchase.PleasepurchaseonlyfromstoresorvendorsprovidingtechnicalandRMAsupport.
Windows 7 Driver Installation
ThissectionwillguideyouonhowtoinstallthePL-2303WindowsDriver.Youcandownloadthelatest
DriverInstallerprogramfromProlificSupportwebsite:
http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41
Note:
Pleasetakenoticeoftheinstallationorder.First,runtheDriverInstallerProgrambefore
pluggingintheUSBtoSerialadapter.Ifyoualreadyplugthedeviceduringthedriverinstallation,you
needtore-plugthedeviceforWindowstoenumeratethedeviceandloadthedriversinstalled.Ifyour
deviceisembeddedtothesystem,youmightneedtorestartthesystem(orclickrescanhardware
changesinDeviceManager)toreloadandinstallthedriver.
ThefollowingstepswillshowhowtoinstallthedeviceunderWindows 7
(64-bit)OSasthisisthemost
inquireddriverinstallationsupportreceivedbyProlific.Theproceduresarethesameandstraight-
forwardforallothersupportedWindowsoperatingsystemversions.
http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
3/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -3of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
1.
PoweronyourcomputerandboottoWindows.Runordouble-clickthePL-2303WindowsDriver
Installerprogram.
2.
TheInstallShieldWizardwillbedisplayedtoinformyouthatthePL-2303USB-to-Serialdriver
willbeinstalledonyourcomputer.ClickNexttocontinue.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
4/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -4of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
3.
ThePL-2303DriverInstallerprogramwillthenstarttoinstallthedriversneeded.
4.
ClicktheFinishbuttontoclosetheInstallShieldprogram.Ifyouhavepluggedthecableintothe
PCwhilerunningthesetupinstallation,pleaseunplugandreplugthecableforthesystemto
detectthedevice.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
6/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -6of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
Warning
Ifyouareencounteringyellowmark(ErrorCode10)fordeviceinDeviceManagerunderWindowsXP,
Vista,orWindows7,youneedtocontactthecablevendorormanufacturerforpossiblecounterfeit
chip.Prolificdoesnotmanufactureorsellanyend-usermarketproductsandwillnotprovideorbe
responsiblefordirectsupporttoend-users.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
7/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -7of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
Windows Driver Installation (via Windows Update)
ThissectionwillguideyouonhowtoinstallthePL-2303WindowsDriverviaWindowsUpdate.You
willneedanInternetconnectiontobeabletoautomaticallydownloadandinstallthedriversvia
WindowsUpdate(forWindowsVista,7,8,and8.1only).
1.
CheckifyourInternetconnectionisOK.PluginPL-2303USBtoSerialcable.
2.
WindowswillautomaticallycheckWindowsUpdateifdriverisavailableandwilldownloadand
installthedriverinstantly.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
8/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -8of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
3.
WindowswillthenpromptyouthatProlificUSB-to-SerialCommPort(COMx)isinstalledand
readytouse.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
9/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -9of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
4.
Youcanalsoright-clickontheUSB-SerialControllerdeviceandclickUpdateDriver.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
10/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -10of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
-
8/10/2019 PL2303 Windows Driver User Manual v1.10.0
11/21
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
12/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -12of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
Windows 8 Driver Installation
ThissectionwillguideyouhowtoinstallthePL-2303deviceinWindows8or8.1OperatingSystem.
YoucandownloadthelatestDriverInstallerprogramfromProlificSupportwebsite:
http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41
1.
PoweronyourcomputerandboottoWindows8.Runordouble-clickthePL-2303Windows
DriverInstallerprogram.
2.
TheInstallShieldWizardwillbedisplayedtoinformyouthatthePL-2303USB-to-Serialdriver
willbeinstalledonyourcomputer.ClickNexttocontinue.
http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41http://www.prolific.com.tw/US/ShowProduct.aspx?p_id=225&pcid=41
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
13/21
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
14/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -14of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
5.
TheCOMPortnumberforthePL-2303isassignedbytheWindowsOperatingSystem.Ifyou
encounteradevicethatshowsayellowmark(ErrorCode10),youneedtocheckifthatdeviceis
usinganoldversionProlificchip(PL-2303HXAorPL-2303XA)oracounterfeitchip.As
mentionedintheprevioussections,ProlificdoesnotsupportoldversionchipsinWindows8.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
15/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -15of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
Windows 8 Driver Installation (via Windows Update)
ThissectionwillguideyouonhowtoinstallthePL-2303WindowsDriverviaWindowsUpdate.You
willneedanInternetconnectiontobeabletoautomaticallydownloadandinstallthedriversvia
WindowsUpdate.
1.
CheckifyourInternetconnectionisOK.PluginPL-2303USBtoSerialcable.
2.
WindowswillautomaticallycheckWindowsUpdateifdriverisavailableandwilldownloadand
installthedriverinstantly.
-
8/10/2019 PL2303 Windows Driver User Manual v1.10.0
16/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -16of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
3.
WindowswillthenpromptyouthatProlificUSB-to-SerialCommPort(COMx)isinstalledand
readytouse.
-
8/10/2019 PL2303 Windows Driver User Manual v1.10.0
17/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -17of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
4.
Youcanalsoright-clickontheUSB-SerialControllerdeviceandclickUpdateDriver.
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8/10/2019 PL2303 Windows Driver User Manual v1.10.0
18/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -18of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
-
8/10/2019 PL2303 Windows Driver User Manual v1.10.0
19/21
-
8/10/2019 PL2303 Windows Driver User Manual v1.10.0
20/21
PL2303 Windows Driver Users ManualFor Driver Installer v1.10.0
Release
For Microsoft Windows Operating Systems
ProlificTechnologyInc. -20of21- September16,2014All information
herein is subject to change without prior notice. Prolific
Technology Inc. does not make any warranties regardingthe accuracy
and completeness of this document and shall in no event be liable
for any loss of profit or any other commercialdamage, including but
not limited to special, incidental, consequential, or other
damages. No part of this document may bereproduced or transmitted
in any form by any means without the express written permission of
the manufacturer.
3.
TheInstallShieldWizardwillpromptyoutoconfirmtouninstall.ClickYestocontinue.
4.
WaitfortheInstallShieldWizardtocompletetheuninstallprocess.Whencomplete,clickFinish
toendtheprogram.WaitforsomefewsecondsuntilthePL-2303USB-to-Serialprogramis
removedfromtheControlPanelUninstall(AddorRemovePrograms)programlist.
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