If you see (or lower), you have an HXA. REV_0400 or higher (HXD, etc.) will work fine with new drivers.
If you encounter issues with the PL2303HXA driver on Windows 11, try the following troubleshooting steps: pl2303hxa driver windows 11
| Chip Version | Works on Win11? | Driver Needed | Recommended | |--------------|----------------|---------------|--------------| | PL2303HXA (REV 0300) | ❌ No | None (officially blocked) | Replace | | PL2303HXD (REV 0400) | ✅ Yes | Latest from Prolific | Keep & update | | PL2303TA | ✅ Yes | Latest from Prolific | Keep | | FTDI FT232 | ✅ Yes | Windows Update / FTDI | Best choice | If you see (or lower), you have an HXA
To install the PL2303HXA driver on Windows 11, follow these steps: If you see (or lower)
The Prolific PL2303HXA chip is an "End-of-Life" (EOL) product that is not officially supported