![]() #1 Update USB to Serial Driverįirst of all, the most direct way you should try is to update the outdated or missing driver. 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 If so, mostly, it is the PL2303 driver that has a problem, outdated, damaged, or missing.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. Despite the fact Profilic clearly states that these chipset are not supported with the latest Windows, forcing users to purchase new adapters powered by their new chipsets, we’ve proven that this is not true and showed how to make the old Profilic USB-to-Serial adapter work with the drivers available on Firewall.cx.This essay talked about by MiniTool Software mainly introduces a kind of Windows 11 device driver named – PL2303. This article showed how successfully install your old USB-to-Serial adapter based on the Profilic PL-2303HXA & PL-2303X chipsets on Windows 8 and Windows 8.1 operating systems. Once complete, Windows will confirm the successful installation of our driver as shown below:Ĭlosing the window, we return back to the Device Manager where we’ll notice the exclamation mark has now disappeared and our old ‘Unsupported’ USB-to-Serial adapter is fully operational:įigure 8. Next, select the driver version 3.3.2.102 dated as shown below and click Next:įigure 6. Select Let me pick from a list of device drivers on my computer Next, browse to the folder where you’ve unzipped the provided drivers, click on the Include Subfolders option and select Let me pick from a list of device drivers on my computer:įigure 5. Select Browse my computer for driver software Next, select Browse my computer for driver software from the next window:įigure 4. Prolific Adapter Error Code 10 Getting That Good-old USB-to-Serial Adapter To WorkĪssuming you’ve successfully downloaded and unzipped the Profilic Windows 8/8.1 圆4bit drivers from our Administrative Tools section, go back to the Device Manager and right click on the Prolific USB-to-Serial Comm Port with the exclamation mark and select Update Driver Software:įigure 3. ![]() Prolific Adapter in Device ManagerĪ closer look at the properties of the USB-to-Serial adapter reveals the popular Code 10 error which means that the device fails to start:įigure 2. As expected, the operating system listed the hardware under Device Manager with an exclamation mark:įigure 1. We took our old USB-to-Serial adapter and plugged it in our ultrabook running Windows 8.1. Make sure to download our Profilic Windows 8/8.1 圆4bit Drivers from our Administrative Tools section The truth is that PL-2303HXA & PL-2303X chipsets are fully supported under Windows 8 and Windows 8.1 and we’ll show you how to make use of that old USB-to-Serial adapter that might also hold some special sentimental value. With the arrival of Windows 8, Windows 8.1 and upcoming Windows 10, Profilic has announced that these operating systems will not support USB-to-Serial adapters using the PL-2303HXA & PL-2303X chipsets, forcing thousands of user to buy USB-to-Serial adapters powered by the newer PL-2303HXD ( HX Rev D) or PL2303TA chipset. The most common USB-to-Serial adapters in the market are based on Profilic’s PL2303 chipset. Thanks to the absence of dedicated serial ports on today’s laptops and ultrabooks, USB-to-Serial adapters are very popular amongst Cisco engineers as they are used to perform the initial configuration of a variety of Cisco equipment such as routers, catalyst switches, wireless controllers (WLC), access points and more, via their Console Port. ![]()
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