When searching for "Prolific USB to Serial driver version 3.2.0.0 download," be cautious. Many third-party "driver download sites" bundle malware with these files.
Prolific intentionally disabled older, counterfeit PL2303 chips in drivers released after ~2012–2013.
If your adapter uses an unofficial (clone) chip, any driver newer than v3.3.x will show Code 10 (device cannot start).
That’s why people search for version 32 00 (3.2.0.0) — it’s one of the last versions that still works with many clone chips, especially on Windows 7, 8, and early Windows 10.
Released around early 2021, driver v3.2.0.0 for Windows (10/11) was part of Prolific’s ongoing effort to support newer operating systems while blocking counterfeit chips. Key features of that version:
Summary
What it installs
Compatibility
Installation experience
Performance and reliability
Known issues (circa 2021)
Security and privacy
Comparison with alternatives (brief)
Troubleshooting tips
Practical recommendations (2021 context)
Conclusion
Related search suggestions (to explore downloads, driver versions, and troubleshooting)
(End of review)
Guide to Prolific USB-to-Serial Driver Version 3.2.0.0 Prolific USB-to-Serial Comm Port driver version 3.2.0.0
is a legacy driver often required for older PL2303 chipsets (like the PL2303HXA) that are no longer supported by newer Windows 10 and 11 official drivers. Using this specific version is a common fix for the "Code 10" error, where newer drivers intentionally disable counterfeit or phased-out chips. Why You Need Version 3.2.0.0
Newer Prolific drivers (v3.8 and above) include security checks that cause older or "phased-out" chips to stop working, often displaying a yellow exclamation mark in the Device Manager. Version 3.2.0.0 is the most stable "backdated" driver that maintains compatibility with these older devices on modern operating systems. How to Download and Install
While Prolific's official website now hosts much newer versions (like v4.0.8), version 3.2.0.0 can still be found through specialized hardware and radio community sites. Microsoft Community Hub
: Locate the version 3.2.0.0 installer (often found on sites like RadioScanner Disconnect
: Unplug your USB-to-Serial adapter before starting the installation. Run Installer : Execute the 3.2.0.0 or unzip the manual files to a dedicated folder. Connect Device
: Plug the adapter back in. If Windows automatically updates it to a newer version, you must manually roll it back. Manually Rolling Back in Device Manager
If your device still shows an error after installation, follow these steps to force the 3.2.0.0 version: Device Manager and find the Prolific entry under Ports (COM & LPT) Right-click and select Update driver Browse my computer for drivers Let me pick from a list of available drivers on my computer Choose the version labeled (dated around 2007-2008) and click Next. Driver Specifications (Legacy vs. 2021+) Legacy Version 3.2.0.0 Recent 2021+ Versions (v3.8+) Primary Use Fixing "Code 10" on older/cloned chips Support for PL2303G (GC, GB, GS) chips Windows Support Vista, 7, 8, 10, 11 (Manual) Official Windows 10 & 11 support Release Era Circa 2007-2008 Released throughout 2021-2022 prolific usb to serial comm port version 32 00 download 2021
For official, modern hardware, you can download the latest drivers (v4.0+) directly from the Prolific Support Website using the guest credentials for both username and password. Microsoft Community Hub you're seeing in the Device Manager? Prolific USB-to-Serial Comm Port (COM8) Driver for Zepto
The Prolific USB-to-Serial Comm Port Driver (Version 3.2.0.0) is widely regarded by technical communities as the "gold standard" fix for older or clone PL-2303 hardware that has been rendered non-functional by newer Windows updates. The "Save-Your-Hardware" Driver
This specific 2007-era driver is the go-to solution for the notorious "Code 10: This device cannot start" error.
Anti-Counterfeit Workaround: Newer Prolific drivers are designed to detect and disable "counterfeit" or clone chips, which are common in budget programming cables. Version 3.2.0.0 does not include these checks, allowing many "unauthorized" cables—such as those used for ham radios like Baofeng—to work again.
Legacy Compatibility: It is specifically recommended for older PL-2303HX and PL-2303HXA chipsets that the manufacturer has officially marked as "End of Life" (EOL). Performance and Reliability Windows 11 Prolific Driver Setup
This guide will help you navigate the tricky process of installing the Prolific USB-to-Serial (RS-232) Driver, specifically addressing the search for "Version 3.2.0.0" from 2021.
⚠️ Important Warning Before You Begin: The vast majority of "Prolific" cables sold online (Amazon, eBay, AliExpress) are counterfeit chips.
| Error | Solution |
|-------|----------|
| Code 10 (Device cannot start) | You have a counterfeit chip, or Windows forced a newer driver. Reinstall with driver signature enforcement disabled (hold Shift while clicking Restart → Troubleshoot → Startup Settings → Disable driver signature enforcement). |
| Code 31 (Driver is not installed properly) | Run the installer in Windows 7 compatibility mode (right-click → Properties → Compatibility → Windows 7). |
| COM port number too high (>16) | Open Device Manager → Ports → Advanced → Change COM port number to COM3 or COM4. |
| Driver disappears after reboot | Disable Windows Update driver search via Group Policy: gpedit.msc → Computer Config → Admin Templates → System → Device Installation → Specify driver source. | When searching for "Prolific USB to Serial driver version 3
The Prolific PL2303 chipset is a ubiquitous bridge IC used to convert a USB port into a legacy RS-232 serial port. It is found in countless USB-to-DB9 adapters, programming cables, GPS receivers, and industrial control interfaces.
Driver Version 3.2.0.0 (often displayed as 3.2.0.0 or 32.00 in device manager) was released by Prolific around 2021. This driver package is notable because it officially ended support for many counterfeit and older genuine PL2303 chips.