Fixed: Prolific PL2303TA USB to Serial Windows 11 Problem

I have recently updated my machine’s OS from windows 10 to windows 11. Everything was working fine. Initially, I have not tested the USB to Serial converter (Prolific PL2303TA USB to Serial Converter). After some days, I was inserting the USB to the serial converter into my machine and it was not working. I have seen the below error (PL2303TA DO NOT SUPPORT WINDOWS 11 OR LATER PLEASE CONTACT YOUR SUPPLIER) when I see the device manager.

If you are also facing this issue, then this article (Prolific PL2303TA USB to Serial Windows 11 Problem) will help you.

Prolific PL2303TA USB to Serial Windows 11 Problem

  • First, uninstall the driver that you have installed now. Right click the PL2303TA DO NOT SUPPORT WINDOWS 11 OR LATER PLEASE CONTACT YOUR SUPPLIER and click Uninstall device.
  • Then check the box “Attempt to remove the driver for this device” and click Uninstall. Please refer to the below image.

PL2303TA DO NOT SUPPORT WINDOWS 11 OR LATER PLEASE CONTACT YOUR SUPPLIER

  • After the installation, now you can able to see the COM port number in the device manager. Please refer to the below image.

Now you are good to go. You can use the USB to Serial converter for your project now.

Please refer to the below video explanation.

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