Sorry this didn’t help. There is lot’s of people reporting problems with W10 and Prolific devices based on popular PL adapter. 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. I have the same question Close the Sirf Demo software. OmarGimenez replied on November 22,

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Another windows appear, and select the bottom option: In the Properties Window, Click on “Driver”.

You can check it, using the configuration panel: When you plug the device into USB, prolific usb to usb is well recognized by W10 and it try to load the Prolific driver.

Good Way Technology Co.

How do I fix it? Hi, Thank you for posting your query on Prolific usb to usb Community. It allow to inhibit the auto-update for a particular program or driver Prolific in our case.

Please be warned that selling counterfeit products are illegal and punishable by civil and criminal courts according to the trademark, copyright, and intellectual properties laws and regulations.

FelixHitz replied on December 1, Counterfeit IC products show exactly the same outside chip markings but generally are of poor quality and causes Windows driver compatibility issues Yellow Mark Error Prolific usb to usb 10 in Device Manager.



Main cause of this issue is because the device you own contains a counterfeit “Prolific” chip China clone. Prolific does not sell cables with Prolific brand and packaging.

Taipei Headquarter 7F, No. Download and install this latest version 3.

The “Driver Version” must say “2. May be, a solution will be to use the old W7 drivers version into W If you watch the configuration panel, you will see the COM port coming Prolific usb to usb, but then switch off because of error PL CheckChipVersion tool program. I’m afraid that there is no solution If you don’t have the old versions of drivers, you can tried to install them prolific usb to usb the minidisc provided with your product.

PL2303 USB to UART Bridge Drivers (Windows)

Did this solve your problem? Had the same troubles after WIN10 clean install. Click on properties, and get the details: To solve this intellectual infringement – original Prolific company modified their newest drivers to render the counterfeit adapters unusable. Prolifiv course, you can try to manually update the driver at Prolific site: If you have previously used the PL with W7 and upgrade to W10, it’s simple because prolific usb to usb previous versions of the drivers are still on your computer.

Last Drivers  IBM X40 DRIVERS

I got to the screen to select updates to be blocked, but the usb prolific usb to usb serial was not an option.

Prolific Technology Inc. (USB to UART / RS / Serial)

Next time, the driver remain to 3. Home Contact Support Knowledgebase Downloads. And it addresses issue of: The procedure above works, but only temporary. For more informations and where to download this tool, take a look at this article: I have tested it and it work fine. In reply to OmarGimenez’s post on November prolific usb to usb, Prolific advices end-users to only purchase vendor branded cable products with company name contact information for service and support.