Prolific Usb To Serial Comm Port Version 32 00 Download New! 2021 Jun 2026
Since this is an older driver, it is primarily hosted on community and manufacturer support sites rather than the main Prolific updates page: Miklor (Recommended)
Check your chip revision before downloading. Use USBView or ChipGenius to identify the PL2303 variant. If it says HXA or TA , skip v3.2.0.0 entirely.
Even after running the installer, Windows may still try to use a newer version. You must force it to use v3.2.0.0: Plug in your USB-to-Serial adapter. Open (Right-click Start > Device Manager). prolific usb to serial comm port version 32 00 download 2021
When plugging in a Prolific USB-to-Serial cable, Windows Update might automatically install a newer driver (v3.8 or later). If your cable uses an older or non-genuine Prolific chip, this will lead to a , meaning the device cannot start.
To successfully bypass Windows' tendency to update your driver automatically, follow these manual installation steps. 1. Download the Driver Package Since this is an older driver, it is
The Prolific PL2303 chip powers most budget USB-to-Serial cables.Hardware developers use these cables to connect to routers, GPS units, and microcontrollers.Modern operating systems automatically update to the newest driver versions.However, newer drivers deliberately block older or counterfeit PL2303 chips.Version 3.2.0.0 remains highly sought after because it works seamlessly with older hardware. Technical Specifications Specification Release Year 2021 Update Cycle Chip Supported PL2303 (H, HX, X, EA, RA, SA, TA, TB) Interface USB 1.1 / 2.0 to RS-232 OS Compatibility Windows 7, Windows 8, Windows 10, Windows 11 Step-by-Step Installation Guide Follow these exact steps to install the driver manually. 1. Download the Driver Packet Search for a reputable driver archiving repository.
By 2021, Prolific had largely updated their drivers to restrict "clone" chips, meaning that if you are using an unofficial USB-to-serial adapter, you use older drivers. If you are using an official Prolific chip, you should download the latest drivers (v3.8+) from the official Prolific website for better compatibility with Windows 11 and USB 3.0/4.0 ports. Even after running the installer, Windows may still
Windows Update will instantly overwrite your changes if you stay connected. Disconnect your Wi-Fi or unplug your Ethernet cable before proceeding. 3. Run the Installer
: This is the most frequent error with Prolific devices on Windows 10 and 11. It almost always indicates that Windows has loaded a driver that either does not support your chip version or has detected your chip as counterfeit. The solution is to uninstall the current driver completely, disconnect the cable, restart the computer, reconnect the cable, and then manually install version 3.2.0.0 following the steps above. The Code 10 error is widely reported among users of older USB-to-serial adapters, and version 3.2.0.0 is the proven fix.
: If version 3.2.0.0 does not appear in the list of available drivers when you select "Let me pick from a list," it means the driver has not been installed on your system at all. You need to obtain the driver installer package first. While the official Prolific website no longer directly hosts version 3.2.0.0, it is archived on numerous third-party driver repositories and GitHub. Be extremely cautious when downloading from unofficial sites; verify the file hash if possible and scan with antivirus software before running.
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