How to Fix the "Code 10" Error: Prolific USB-to-Serial Driver v3.2.0.0
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 prolific usb to serial comm port version 32 00 download 2021
To help find the exact file or configuration you need, please let me know: How to Fix the "Code 10" Error: Prolific
file and follow the prompts. Note that this might not immediately fix the issue if a newer driver is already active. Manual Rollback in Device Manager Device Manager (Right-click Start > Device Manager). Ports (COM & LPT) and right-click your "Prolific USB-to-Serial Comm Port". Update driver Browse my computer for drivers Let me pick from a list of available drivers on my computer Choose the version that specifically says and click Next. Verify the Fix Note that this might not immediately fix the
If your adapter worked with Windows 7 but fails after installing v3.2.0.0 (showing Code 10 or This device cannot start ), it almost certainly contains an unsupported older or counterfeit PL2303 chip.
Remains popular for CNC machine connections, serial programming, and lab equipment. 1. Where to Find the Download (2021 Context)
message, you aren’t alone. This often happens because modern Windows updates automatically install newer drivers that are incompatible with older or "non-genuine" Prolific PL2303 chips. The community-accepted fix is to "backdate" your driver to version 3.2.0.0