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PL2303 Windows Driver Download   USB to UART RS232 Serial

File Name Release Date Version File Size 2019/03/12 1.3.0 5795.63KB


Windows Driver Installer Setup Program 
(For PL2303 GC, GS, GT, GL, GE & PL2303GD versions)
Installer version & Build date: 1.3.0 (2019-03-12)
Windows Vista/7/8.1/10 (32 & 64-bit) WDF WHQL Driver: v5.0.7.15 (02/19/2019) 
   - Windows 10  Certified WHQL Driver (TH1 1507, TH2 1511, RS1 1607, RS2 1703, RS3 1709, RS4 1803,RS5 1809 versions)
   - Windows Vista, 7, 8.1 Certified WHQL Driver 
   - Compatible with Windows Server 2016, Server2008, 2008R2, 2012, 2012R2
   - Auto-download driver via Windows Update (Windows 7, 8.1, 10)
Windows XP (32 & 64-bit) WDM WHQL Driver: v5.0.7.16 (03/05/2019)
    - Windows XP Certified WHQL Driver  
    - Compatible with Windows 2000SP4 & Server2003

- Installer Language Support: English (default), Chinese (Traditional and Simplified), Japanese
- For Prolific USB VID_067B&PID_23A3, PID_23B3, PID_23C3,PID_23D3,PID_23E3,PID_23F3,PID_2323.
- Includes Certification Report, User Manual, Driver Release Notes, CheckChipVersion Tool
- Installer supports silent install (add "/s" parameter when running program)




Download Driver Setup Program: 

Driver Installer File



OS Support
Standard Driver Download file



Windows XP/7/8/10

- WDF Driver: v3.8.25.0 (7/12/2018) - Windows 7/8.1/10
- WDM Driver: v3.8.24.0 (7/05/2018) - Windows XP
DCHU (for PC Vendors) Download file



Windows 10 RS3/RS4 Only

- WDF Driver: v3.8.18.0 (10/17/2017) - Windows 10RS3/RS4


Windows Driver Installer Setup Program  
(For PL2303 HXA, XA, HXD, EA, RA, SA, TA, TB versions)
Installer version & Build date: (see table above)
Windows 7/8/8.1/10 (32 & 64-bit) WDF WHQL Driver:  
   - Windows 10 (TH1 1507, TH2 1511, RS1 1607, RS2 1703, RS3 1709, RS4 1803 versions)
   - Windows Vista, 7, 8, 8.1 Certified Driver 
   - Compatible with Windows Server2008, 2008R2, 2012, 2012R2, 2016
   - Auto-download driver via Windows Update
Windows XP (32 & 64-bit) WDM WHQL Driver:
    - Windows XP Certified   
    - Compatible with Windows 2000SP4 & Server2003 & POSReady2009 

- Installer Language Support: English (default), Chinese (Traditional and Simplified), Japanese
- For Prolific USB VID_067B&PID_2303 and PID_2304 Only
- Includes User Manual, Driver Release Notes, CheckChipVersion Tool, Windows Driver Certification
- Installer supports silent install (add "/s" parameter when running program)



  • Windows 8/8.1/10 are NOT supported in PL-2303HXA and PL-2303X EOL chip versions.
  • Run PL2303 CheckChipVersion tool program in Windows XP/Vista/7 to check chip version.
  • Windows Vista, XP, 2000, 98 and Windows ME driver technical support are discontinued.
  • Prolific recommends to use PL-2303HXD (HX Rev D) or PL2303TA chip.

Download:  PL2303 CheckChipVersion tool program  


Log-in to our Support webpage to download more files:
Account: GUEST
Password: GUEST


Warning Notice:
Please be warned that counterfeit (fake)
PL-2303HX (Chip Rev A) USB to Serial Controller ICs using Prolific's trademark logo, brandname, and device drivers, were being sold in the China market. Counterfeit IC products show exactly the same outside chip markings but generally are of poor quality and causes Windows driver compatibility issues (Yellow Mark Error Code 10 in Device Manager). We issue this warning to all our customers and consumers to avoid confusion and false purchase.

Please be warned that selling counterfeit products are illegal and punishable by civil and criminal courts according to the trademark, copyright, and intellectual properties laws and regulations. Prolific will take proper and severe actions to cease and confiscate these counterfeit products. Prolific also prohibits the distribution of any PL-2303 drivers (including download links) without written permission from Prolific.

Prolific advices end-users to only purchase vendor branded cable products with company name contact information for service and support. Prolific does not sell cables with Prolific brand and packaging. In case you suspect a counterfeit chip inside, you may also contact Prolific to provide the vendor information.

Prolific recommends following vendor cable brands:

Product: AP1103 (AP1100) USB Serial Converter

Good Way Technology Co., Ltd. (Taiwan)
Contact: Gary Chang

Tel: +886-2-8919-1200 ext. 349

Product: Plugable USB to RS-232 DB9 Serial Adapter (PL-2303HX Rev D chipset)

Plugable Technologies (USA & UK Direct)
Contact: Bernie Thompson

Product: Y-105 USB to Serial Converter

Tech-Top Technology Ltd. 

Contact: Shovial Lam

Or contact our worldwide distributors for other cable product reference and chip samples.


Taipei Headquarter
7F, No.48, Sec. 3, Nan Kang Rd., Nan Kang, Taipei, Taiwan 115, R.O.C.
Tel: +886-2-2654-6363 / Fax: +886-2-2654-6161 / Website: / E-mail:

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No.10-2, Lixing 1st Rd., Hsinchu Science Park, Hsinchu City 300, Taiwan, R.O.C.
Tel: +886-3-578-2011 / Fax: +886-3-578-2022
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