Another windows appear, and select the bottom option: Or contact our worldwide distributors for other cable product reference and chip samples. This article was helpful. PL CheckChipVersion tool program. Issue will also may show messages like this:

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Sorry this didn’t help. Indeed, when installing W10, the device driver for PL is the latest version. FelixHitz Replied on December 1, Prolific advices end-users to only purchase vendor branded cable products with company name contact information for service and support.

Prolific USB-to-Serial Comm Port (COM3) Driver Download – PC Pitstop Driver Library

Click on Hardware and Sound, click on Hardware and Devices. So no matter how many times you remove the driver files and reboot – the next time you insert the USB-To-Serial adapter, Windows installs the newest non-working version again. Of course, you can try to manually update the driver at Prolific site: Poort on properties, and get the details:. You must follow ever profile usb to serial comm port in the process in exact order.

Next time, the driver remain to 3. Only bit driver I have ever found that works with xerial the “Prolific” adapters is Version 3. In case you suspect a counterfeit chip inside, you may also contact Prolific to provide the vendor information.

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Prolific USB-to-Serial Comm Port (COM3) – Driver Download

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 Code 10 in Device Manager. For more informations and where to download this tool, take a look at this article: In summary, this article is for: That means correct driver version is not installed. Hey, but I can’t profile usb to serial comm port that myself!!!

In the pop-up window, select the baud rate under the Baud Rate and click Send. FelixHitz Replied on December 10, If it offers a choice to remove the driver, then select to remove the current “bad” driver.

Thanks for marking this as the answer. Also, with many wireless adapters it is important to stay current as updates often contain security fixes.

Run the Sirf Demo software. The latest version doesn’t work anymore with old hardware, and you need to downgrade usv driver. Good Way Technology Co. It don’t care, because the old version is now available in the list, and you can proceed as mentioned above.


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

To find the latest driver for your computer we recommend running our Free Driver Scan. 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 would suggest you to run Hardware and device troubleshooter and check profile usb to serial comm port it helps: I’m afraid that there is no solution RobbieAitkenhead Replied on December 10, In reply to OmarGimenez’s post on November 22, In the Properties Window, Click on “Driver”.

Mohammed Yaseer Replied on August 16, On the next windows, choose the second option “Look for a driver on my computer”. Follow the steps from the wizard to run the troubleshooter.