Prolific Usbtoserial Comm Port Version 333114 Driver =link= Jun 2026

If you have a specific error message or problem, providing those details can help narrow down the solution.

How to Prevent Windows Update from Reinstalling Version 3.3.3.114 prolific usbtoserial comm port version 333114 driver

Windows Update may try to "update" you back to a non-working version. You may need to use the "Show or Hide Updates" troubleshooter tool from Microsoft to block it. If you have a specific error message or

Navigate to: Computer Configuration > Administrative Templates > System > Device Installation > Device Installation Restrictions . By allowing you to bypass restrictions placed on

At only ~3 MB, it installs quickly and lacks the telemetry or update nagging of modern driver packages.

The remains essential for users managing older industrial equipment or affordable clone adapters. By allowing you to bypass restrictions placed on newer Prolific drivers, this legacy version can restore functionality to your devices on modern Windows systems.