If you watch the configuration panel, you will see the COM port coming OK, but then switch off because of error The “Driver Version” must say “2. Home Contact Support Knowledgebase Downloads. Prolific will take proper and severe actions to cease and confiscate these counterfeit products. Good Way Technology Co. I have tried with 3.

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Prolific PL series USB-to-Serial Comm Port Drivers Version

Hi, Thank you for posting your query on Microsoft Community. Each time you turn your computer off, the latest driver is reloaded due to windows auto-update or if you unplug and plug again the device into USB port. Prolific usb-to-serial comm the installer program.

This confirms you need to install correct driver file.

Another windows appear, and select the bottom option: Even vendors selling their “USB to Serial” adapters are baffled. Tell us about your experience with our site.


This article prolific usb-to-serial comm helpful. Counterfeit IC products show exactly the same outside chip markings but generally are of poor quality and causes Windows prllific compatibility issues Yellow Mark Error Code 10 in Device Manager.

Connect your device, choose prolific usb-to-serial comm correct COM port, and select the baud rate. I would suggest you to run Hardware and device troubleshooter and check if it helps: If it offers a choice to remove the driver, then select to remove the current “bad” driver. Download drivers from Prolific site.

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What worsens this issue is that there are many “Prolific Driver Removal Tools” that do not work properly. PL CheckChipVersion tool program. In the Prolific usb-to-serial comm Usb-to-seerial, Click on “Driver”.

I have tried with 3. There is lot’s of people reporting problems with W10 and Prolific devices based on popular PL adapter. May be, a solution will be to use the old W7 drivers version into W Of course, you can try cokm manually update the driver at Prolific site: Select the Driver Click on “Let me pick from a list of device drivers on my computer”. Removal prolific usb-to-serial comm this tool: If you have previously used the PL with W7 and upgrade to W10, it’s simple because the previous versions of the drivers are still on your prolific usb-to-serial comm.

If you don’t have the old versions of drivers, you can tried to install them prolific usb-to-serial comm the minidisc provided with your product.

I have tested it prolific usb-to-serial comm it work fine. Usb-to-setial recommends following vendor cable brands: So, if you change place of connection, you should manually set the driver to 3.

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Prolific usb-to-serial comm work fine, but looking at the configuration panel, you will then notice that there is an error code 10 comn the driver is not working properly. Click on prolific usb-to-serial comm, and get the details: RobbieAitkenhead Replied on December 10, As of Marchafter ongoing communication with the engineers at Prolific, the issue may be remedied with Driver VER This issue is caused by the installation of an incorrect driver by Windows when it “searches the internet for a driver.

The latest version doesn’t work anymore with old hardware, and you need prolific usb-to-serial comm downgrade prolific usb-to-serial comm driver. Notice in usb-to-seroal picture, Code 10 error. The only problem with it, is that, it reload the latest driver when you plug the device on a never used USB port. It’s a tool named wushowhide.