Download and install Prolific Prolific USB-to-Serial Comm Port driver

Prolific USB-to-Serial Comm Port is a Ports device. This driver was developed by Prolific. The hardware id of this driver is USB/VID_067B&PID_2303; this string has to match your hardware.

1. Manually install Prolific Prolific USB-to-Serial Comm Port driver

1. Download the setup file for Prolific Prolific USB-to-Serial Comm Port driver from the location below. This is the download link for the driver version 3.4.67.325 dated 2014-08-15.
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3. Start the driver setup file from a Windows account with administrative rights. If your UAC (User Access Control) is running then you will have to accept of the driver and run the setup with administrative rights.
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5. Go through the driver setup wizard, which should be quite easy to follow. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
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7. Restart your computer and enjoy the updated driver, it is as simple as that.
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This driver is not digitally signed.

This driver was rated with an average of 3 stars by 98824 users.

2. Installing the Prolific Prolific USB-to-Serial Comm Port driver using DriverMax: the easy way

The most important advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date, not just this one. How easy can you install a driver using DriverMax? Let's take a look!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
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3. Take a look at the list of driver updates. Scroll the list down until you locate the Prolific Prolific USB-to-Serial Comm Port driver. Click on Update.
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5. Enjoy using the updated driver! :)
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