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

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Prolific also prohibits the distribution of any PL-2303 drivers (including download links) without written permission from Prolific. Prolific will take proper and severe actions to cease and confiscate these counterfeit products. 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. We issue this warning to all our customers and consumers to avoid confusion and false purchase. 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).

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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. Log-inВ to our Support webpage to download more files:

Prolific recommends to use PL-2303GC chip.Дownload: PL2303 CheckChipVersion tool program.

Windows Vista, XP, 2000, 98 and Windows ME driver technical support are discontinued.

Run PL2303 CheckChipVersion tool program in Windows XP/Vista/7 to check chip version.

Windows 11 and higher are NOT supported in PL-2303HXA/ TA/TB/HXD/RA/SA/EA (EOL chip version).

Windows 8/8.1/10 are NOT supported in PL-2303HXA and PL-2303X EOL chip versions.

DOWNLOAD USB DRIVER FREE FOR WINDOWS 7 INSTALL

Installer supports silent install (add '/s' parameter when running program) Includes Certification Report, User Manual, Driver Release Notes, CheckChipVersion Tool Installer Language Support: English (default), Auto-download driver via Windows UpdateВ (WindowsВ 7, 8.1, 10)

Windows Vista, 7, 8.1 Certified WHQL Driver ( For PL2303 HXD, SA, TA, TB, RA GC, GS, GT, GL, GE, GD, GR versions) Auto-download driver via Windows UpdateВ (Windows 11) Windows 11 Certified WHQL Driver ( 21H2 versions) ( For PL2303 HXD, SA, RA GC, GS, GT, GL, GE, GD, GR versions)

Windows Driver Installer Setup Program ( Win7 / Win8.1 / Win10 / Win11)

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