Prolific Usb To Serial Comm Port Version 32 00 Download 2021 __full__ Jun 2026

What are you running? (Windows 10, Windows 11, etc.)

: Even if you install a working driver, Windows Update will frequently overwrite it with the latest "broken" release. Knowing how to force-install and lock the 3.2.0.0 version is essential to keep your equipment running. How to Check if You Need Version 3.2.0.0

It minimizes system bluescreens during long serial transfers. Technical Specifications Specification Release Year 2021 Variant / Rollback Legacy Supported Architecture 32-bit (x86) and 64-bit (x64) Supported Hardware PL-2303 HXA, XA, HXD, TA, TB, RA Interface Protocol RS-232 Standard Serial to USB 1.1 / 2.0 / 3.0 Step-by-Step Installation Guide

Windows will downgrade the driver to the chosen version, and the yellow exclamation mark should disappear, assigning a functional COM port number (e.g., COM3). Troubleshooting Common Issues Preventing Windows Update Overwrites

Since this is an older version, it is typically found on enthusiast sites or manufacturer support pages rather than the main Prolific corporate site:

Select the version labeled from the list. USB Cable Drivers FTDI / Prolific / SiLabs / WCH - Miklor

Some software programs cannot read COM ports numbered higher than COM4. If your device manager assigned it COM12, open the port properties, go to Port Settings > Advanced , and change the COM Port Number to a lower available slot.

What are you running? (Windows 10, Windows 11, etc.)

: Even if you install a working driver, Windows Update will frequently overwrite it with the latest "broken" release. Knowing how to force-install and lock the 3.2.0.0 version is essential to keep your equipment running. How to Check if You Need Version 3.2.0.0

It minimizes system bluescreens during long serial transfers. Technical Specifications Specification Release Year 2021 Variant / Rollback Legacy Supported Architecture 32-bit (x86) and 64-bit (x64) Supported Hardware PL-2303 HXA, XA, HXD, TA, TB, RA Interface Protocol RS-232 Standard Serial to USB 1.1 / 2.0 / 3.0 Step-by-Step Installation Guide

Windows will downgrade the driver to the chosen version, and the yellow exclamation mark should disappear, assigning a functional COM port number (e.g., COM3). Troubleshooting Common Issues Preventing Windows Update Overwrites

Since this is an older version, it is typically found on enthusiast sites or manufacturer support pages rather than the main Prolific corporate site:

Select the version labeled from the list. USB Cable Drivers FTDI / Prolific / SiLabs / WCH - Miklor

Some software programs cannot read COM ports numbered higher than COM4. If your device manager assigned it COM12, open the port properties, go to Port Settings > Advanced , and change the COM Port Number to a lower available slot.