I have the latest driver from prolific and they stated its a windows 10 issue. Click on properties, and get the details: When you plug the device into USB, it is well recognized by W10 and it try to load the Prolific driver. Unfortunately this decision also renders all earlier adapters inoperative. This tool is for profs. It’s a tool named wushowhide.

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I’m afraid that there is no solution I have the same question If you want to delete it – use the Windows “Uninstall a Program” or “Add or Remove Program” feature – however this will also uninstall the driver itself. It allow to inhibit the auto-update for a particular program or driver Prolific in our case.

This confirms you need to install correct driver file. Follow the steps from the wizard to run the troubleshooter. Daren Replied on August 20, If your adapter gmhs-03 working prior to going to Windows Update, you can “roll back” to the previous installed driver and all will be well once again.

Prolific’s guys are fun when they said: This work fine, but looking at the configuration panel, you will then notice that there is an error code 10 and the driver is not working properly. Download drivers from Prolific site.


In reply to OmarGimenez’s post on November 22, Launch this program, it will install the driver. PL CheckChipVersion tool program. This devixe is locked. It’s a tool named wushowhide. In reply to FelixHitz’s post on December 1, Connect your device, choose the correct COM port, and select the baud rate.

Hi, Thank you for posting your query on Microsoft Community. I have tried with 3.

Or you may get no error at all, but your device will still not work. It don’t care, because the old version is now available in the list, and you can proceed as mentioned above. In summary, this article devicce for: Prolific also prohibits the distribution of any PL drivers including download links without written permission from Prolific.

How satisfied are you with this reply? Available forum solutions to this problem are half-baked.


Hi Thanks for the information it works a treat. KB I have tested it and it work fine. When you plug the device into USB, it is well recognized by W10 and it try to load the Prolific driver. I got to the screen to select updates to be blocked, but the usb to serial was not an option.


Prolific GMUS-03 PL-2303 Free Driver Download

Had the same troubles after WIN10 clean install. Issue will also may show messages like this: Prolific does not sell cables with Prolific brand and packaging. If you don’t have the old versions of drivers, you can tried to install them from the minidisc provided with your product. Click on Hardware and Sound, click on Hardware and Devices.

I would suggest you to run Hardware and gus-03 troubleshooter and check if it helps: