the 3.2.0.0 driver file and extract it to a known folder (e.g., C:\ProDriver ). Unplug the USB-to-Serial adapter from the computer. Step B: Manual Driver Update Plug the adapter back in. Open Device Manager (Right-click Start > Device Manager).
Secure the version 3.2.0.0 driver package from a reputable legacy hardware archive. Extract the ZIP folder contents to your desktop. Step 2: Uninstall Existing Drivers
Prolific 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) .
On Windows 10 and 11, Microsoft enforces driver signing, which can block unsigned legacy drivers. If you encounter an error during installation, you may need to temporarily disable this feature. On Windows 11, this requires a deliberate process: hold down the Shift key while clicking Restart from the start menu. Once your PC reboots to the blue screen, navigate to . Upon the second reboot, press 7 or F7 to select "Disable driver signature enforcement" .
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
the 3.2.0.0 driver file and extract it to a known folder (e.g., C:\ProDriver ). Unplug the USB-to-Serial adapter from the computer. Step B: Manual Driver Update Plug the adapter back in. Open Device Manager (Right-click Start > Device Manager).
Secure the version 3.2.0.0 driver package from a reputable legacy hardware archive. Extract the ZIP folder contents to your desktop. Step 2: Uninstall Existing Drivers prolific usb to serial comm port version 32 00 download 2021
Prolific 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) . Open Device Manager (Right-click Start > Device Manager)
On Windows 10 and 11, Microsoft enforces driver signing, which can block unsigned legacy drivers. If you encounter an error during installation, you may need to temporarily disable this feature. On Windows 11, this requires a deliberate process: hold down the Shift key while clicking Restart from the start menu. Once your PC reboots to the blue screen, navigate to . Upon the second reboot, press 7 or F7 to select "Disable driver signature enforcement" . Upon the second reboot
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
