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Charles Varvayanis
Computer and Communication Systems
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Since 1990
 (209) 586-3782
 charles@varvayanis.com

Prolific PL2303 USB-to-Serial Comm Port Drivers


Set Port Number & Check Chip Version Tool - v1.0.0.6 - 1/15/2013 (ZIP 98.0 KB) ZIP
 Compatable with PL-2303 Windows Driver Installer v1.8.0 or above.

Latest PL2303 Windows drivers on the Prolific website

Additional drivers on the Prolific website
 Account:  GUEST
Password:  GUEST
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Click "Click here for PL2303 USB to Serial Drivers"

Driver Installer & Build date:  4.3.0.0 (1.24.1) - 8/1/2024 (ZIP 12.6 MB) ZIP
GUID:  618D450A-B26A-4CB2-ABCA-F59C209B312E

PL2303GC / GS / GT / GL / GE / GR / GD:
WDF WHQL Driver:  v5.2.7.0 (6/7/2024)
 Windows 11
WDF WHQL Driver:  v5.1.7.0 (5/28/2024)
 Windows 7 / 8.1 / 10
Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019 (32 & 64-bit)

PL2303HXD / EA / RA / SA:
WDF WHQL Driver:  v3.9.6.0 (5/28/2024)
 Windows 11
WDF WHQL Driver:  v3.8.43.0 (5/29/2024)
 Windows 7 / 8.1 / 10
Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019

PL2303TA / TB:
WDF WHQL Driver:  v3.8.42.0 (2/22/2023)
 Windows 7 / 8.1 / 10
Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019

Driver Installer & Build date:  4.2.1.0 (1.24.0) - 1/5/2024 (ZIP 13.0 MB) ZIP
GUID:  618D450A-B26A-4CB2-ABCA-F59C209B312E

PL2303GC / GS / GT / GL / GE / GR / GD:
WDF WHQL Driver:  v5.2.6.0 (4/20/2023)
 Windows 11
WDF WHQL Driver:  v5.1.6.0 (4/13/2023)
 Windows 7 / 8.1 / 10
Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019 / 2022 (32 & 64-bit)

PL2303HXD / EA / RA / SA:
WDF WHQL Driver:  v3.9.5.0 (2/24/2023)
 Windows 11
WDF WHQL Driver:  v3.8.42.0 (2/22/2023)
 Windows 7 / 8.1 / 10
Server 2008 / 2008R2 / 2012 / 2012R2 / 2016 / 2019 / 2022

PL2303TA / TB:
WDF WHQL Driver:  v3.8.42.0 (2/22/2023)
 Windows 7 / 8.1 / 10
Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 / 2019 / 2022

Driver Installer & Build date:  1.22.0 (1.23.0) - 6/13/2019 (ZIP 12.8 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v3.8.30.1 (6/11/2019)
 Windows 2000, XP, Server 2003, POSReady 2009 (32 & 64-bit)
WHQL WDF Driver:  v3.8.30.0 (6/11/2019)
 Windows 10 TH1 /TH2 / RS1 / RS2 / RS3 / RS4 /RS5 / 19H1 (32 & 64-bit)
Windows Vista / 7 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.20.0 - 7/30/2018 (ZIP 7.13 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5EE
WHQL WDM Driver:  v3.8.24.0 (7/5/2018)
 Windows 2000 / XP / Server 2003 / POSReady 2009 (32 & 64-bit)
WHQL WDF Driver:  v3.8.25.0 (7/12/2018)
 Windows 10 TH1 / TH2 / RS1 / RS2 / RS3 / RS4 (32 & 64-bit)
Windows Vista / 7 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.19.0 - 10/31/2017 (ZIP 7.02 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.8.18.0 (10/17/2017)
 Windows 10 TH1 / TH2 / RS1 / RS2 / RS3 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Compatible with Windows 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.18.0 - 3/23/2017 (ZIP 7.26 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.8.12.0 (3/3/2017)
 Windows 10 TH1 / TH2 / RS1 / RS2 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.17.0 - 3/6/2017 (ZIP 4.17 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.8.10.0 (2/13/2017)
 Windows 10 TH1 / TH2 / RS1 / RS2 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.16.0 - 10/7/2016 (ZIP 4.29 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.8.3.0 (9/19/2016)
 Windows 10 TH1 / TH2 / RS1 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 / 2016 (64-bit)

Driver Installer & Build date:  1.14.0 - 8/2/2016 (ZIP 4.29 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.8.1.3 (7/5/2016)
 Windows 10 TH1 / TH2 / RS1 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Server 2016 (64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 / 2012 R2 (64-bit)

Driver Installer & Build date:  1.12.0 - 10/7/2015 (ZIP 4.26 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.6.81.357 (9/4/2015)
 Windows 10 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Server 2008 / 2008 R2 / 2012 / 2012 R2 (64-bit)

Driver Installer & Build date:  1.11.0 - 6/17/2015 (ZIP 4.27 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.6.78.350 (6/5/2015)
 Windows 10 (32 & 64-bit)
Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Server 2008 / 2008 R2 / 2012 / 2012 R2 (64-bit)

Driver Installer & Build date:  1.10.0 - 9/16/2014 (ZIP 4.02 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.4.67.325 (8/15/2014)
 Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Server 2008 / 2008 R2 / 2012 / 2012 R2 (32 & 64-bit)

Driver Installer & Build date:  1.9.0 - 10/25/2013 (ZIP 3.93 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver:  v2.1.51.238 (10/22/2013)
 Windows 2000 / XP (32 & 64-bit)
Compatible with Server 2003 (32 & 64-bit)
WHQL WDF Driver:  v3.4.62.293 (10/17/2013)
 Windows Vista / 7 / 8 / 8.1 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 (32 & 64-bit)

Driver Installer & Build date:  1.8.0 - 2/26/2013 (ZIP 3.86 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WHQL WDM Driver: WHQL Driver:  v2.1.44.226 (2/5/2013)
 Windows 2000 / Windows XP (32 & 64-bit)
Compatible with Server 2003 (32 & 64-bit)
WHQL Driver:  v3.4.48.272 (2/5/2013)
 Windows Vista / 7 / 8 (32 & 64-bit) (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 (32 & 64-bit)

Driver Installer & Build date:  1.7.0 - 8/1/2012 (ZIP 3.94 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WDM WHQL Driver:  v2.1.35.211
 Windows 2000 / XP (32 & 64-bit)
Compatible with Server 2003 (32 & 64-bit)
WDF WHQL Driver:  v3.4.31.231
 Windows Vista / 7 / 8 (32 & 64-bit)
Compatible with Server 2008 / 2008 R2 / 2012 (32 & 64-bit)

Driver Installer & Build date:  1.6.0 - 4/26/2012 (ZIP 3.35 MB) ZIP
GUID:  ECC3713C-08A4-40E3-95F1-7D0704F1CE5E
WDM WHQL Driver:  v2.1.30.193
 Windows 2000 / XP / Server 2003 (32 & 64-bit)
WDF WHQL Driver:  v3.4.31.231
 Windows Vista / 7 / 8 / Server2008 (32 & 64-bit)


Charles Varvayanis
 Sonora, CA  95370
e-mail:  charles@varvayanis.com
Phone:  (209) 586-3782
Fax:  (209) 586-3761
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