However, updating a driver does not always solve the problem but instead causes some issues. If the driver is corrupted, you can uninstall it and restart the computer to let Windows install a new driver automatically. Or, you can disable and reenable it in Device Manager. Or Click here to download the latest PL-2303 USB-to-Serial Windows driver. Prolific recommends to buy PL-2303HXD (HX Rev D) chip or newer generation chip versions. #1 Update USB to Serial Driverįirst of all, the most direct way you should try is to update the outdated or missing driver. Windows 10 is NOT supported in PL-2303HXA/XA EOL (End-of-Life) chip versions. Now, let’s see how to fix the Prolific USB to Serial Driver not working issue. If so, mostly, it is the PL2303 driver that has a problem, outdated, damaged, or missing. For example, have you ever encountered an error message saying “ Please install corresponding PL2303 driver to support Windows 11 and further OS” in Device Manager when you try to connect a device to your computer using a USB to Serial adapter?
Some issues are related to the PL2303 driver in Windows 11. PL2303 driver Windows 11 is the specific driver to work with the mentioned PL2303 USB to Serial adapter or controller in Windows 11 operating system (OS). It offers a bridge connection with a standard DB 9-pin male serial port connector on one end and a standard Type-A USB plug connector on the other end. The Prolific PL-2303 USB to Serial adapter is your smart and convenient accessory for connecting RS-232 serial devices to your USB-equipped Windows host computer. Windows 11 Assistant Software Recommended.Prolific USB to Serial Driver “Code 10” Error Fix.It involves the driver’s definition, downloading, as well as possible errors & fixes. OTPROM can be programmed directly through USB port.This essay talked about by MiniTool Software mainly introduces a kind of Windows 11 device driver named – PL2303. Supports OTPROM (One-Time Programmable ROM) for USB device descriptors. On-chip USB 1.1 transceiver and 5V to 3.3V regulator The flexible baud rate generator of PL2303GC also could be programmed to generate any rate between 1 bps to 12 Mbps.įull Compliant with USB Specification v2.0 (Full-Speed) Prolific provides highly compatible drivers that could simulate the traditional COM port on most operating systems allowing the existing applications based on COM port to easily migrate and be made USB ready.īy taking advantage of USB bulk transfer mode and large data buffers, PL2303GC is capable of achieving higher throughput compared to traditional UART (Universal Asynchronous Receiver Transmitter) ports. The PL2303GC provides a convenient small-factor solution for connecting an RS232-like full-duplex asynchronous serial device to any USB host. The PL2303GC is a low cost and high performance USB-to-Serial Bridge Controller.