Prolific: Usb To Serial Driver

For standard installations, you can download drivers from these reliable sources:

Since the newer drivers reject old chips, the solution is to install an older driver that doesn't have this check mechanism. prolific usb to serial driver

Several years ago, Prolific released their PL2303HXD chip. Prior to this, they manufactured the PL2303HXA. The HXA reached "End of Life" (EOL), meaning Prolific stopped manufacturing it. For standard installations, you can download drivers from

Simultaneously, Prolific updated their Windows drivers (specifically versions 3.4 and later) to detect these older, discontinued chips. If a modern driver detects an old chip, it intentionally disables the device, throwing a Code 10 error. For standard installations