Right-click on the Zip file and select Extract.

The installer file will be downloaded in a zip format.

Click on the PL2303_Prolific_DriverInstaller link to download the Prolific driver.

Visit the official website of Prolific by clicking on the above link.

The steps to download and install the Prolific PL2303 driver on your Windows 11 device are written below: If you see an error Please install the corresponding PL2303 driver to support Windows 11, then go to to download PL2303 (Prolific) driver. Please install the corresponding PL2303 driver to support Windows 11 How to install PL2303 (Prolific) driver on Windows 11Īfter connecting a device with a serial port with the computer via the Prolific PL2303 cable, some users have received the following error message: In this article, we will show you how to install PL2303 (Prolific) driver on Windows 11. If you encounter this problem, you have to install the required Prolific USB-to-serial driver from the manufacturer’s official website. Some users have experienced such an issue while connecting their computer to a device with a serial port via the Prolific USB-to-Serial adapter cable. In some cases, Windows fails to install the compatible driver and displays an error on the screen. Hence, drivers are necessary for the proper functioning of devices connected to your computer. Drivers let an operating system know what type of device is connected to it. When you connect a device with your Windows computer, Windows automatically installs its driver. V2.0.2.Prolific PL2303 is a USB-to-Serial adapter cable that lets you connect your computer to the devices with serial ports, like a PLC (Programmable Logic Controller). This installer creates the following driver on your system:

You must run this installer prior to plugging in the USB-1 cable. All existing data and your registration information will be preserved.

If you are upgrading from a previous version, you do not need to uninstall the old version.

This update adds additional error handling to prevent unexpected program termination.

('demo' will now be removed from the write to scanner box)

A box will open so that you can enter the number that was emailed to you.

To enter registration key: open program, click on 'write to scanner', click on 'setup' at top and then 'registration'.

There is no charge for the full version of this software.

You must check the box to `Agree`, and download the software first then click to Get your Scanner Key.

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