Prolific Usbtoserial Comm Port Version 333114 Driver Exclusive Jun 2026

Primarily used for PL2303H, HX, and X series bridge controllers. Manufacturer: Developed by Prolific Technology Inc. Google Groups Troubleshooting common "Code 10" Errors

For years, tech enthusiasts and hobbyists have sought out older driver versions like (or similar versions like 3.2.0.0 or 3.3.2.102) because: Prolific Usb-to-serial Comm Port Version 3.3.3.114 Download prolific usbtoserial comm port version 333114 driver

To resolve this, you can manually roll back to version 3.3.3.114 using these steps: Device Manager and locate the adapter under "Ports (COM & LPT)". Right-click the device and select Update driver Browse my computer for drivers Let me pick from a list of available drivers on my computer Pick the version (often dated 2009 or 2011) and click Next. Primarily used for PL2303H, HX, and X series

Locate the 3.3.3.114 .exe or .zip from a trusted driver archive. Right-click the device and select Update driver Browse