Of course, you can try to manually update the driver at Prolific site: Type troubleshooting in the search bar, click on troubleshooting. In case you suspect a counterfeit chip inside, you may also contact Prolific to provide the vendor information. When you plug the device into USB, it is well recognized by W10 usb vid b pid it try to load the Prolific driver. Prolific will take proper and severe actions to cease and confiscate these counterfeit products.

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Prolific advices end-users to only purchase vendor branded cable products with company name contact information for service and support.

PL2303HX Rev. D USB to Serial/UART Bridge Controller (Internal Crystal)

Issue will also may show messages like this: Or you may get no error at all, but your device will still not work. Or contact our worldwide distributors for other cable product reference and chip samples.

In reply to OmarGimenez’s post on November 22, usv What worsens this issue is that there are many “Prolific Driver Removal Tools” that do not work properly. So just click upper link to Usb vid b pid driver now.

It allow to inhibit the auto-update for a particular program usb vid 067b pid 2303 driver Prolific in our case. In the meantime action according this guideline was successful: If you watch the configuration panel, you will 0067b the COM port coming OK, but then switch off because of error Ussb 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.

Related Drivers  DRIVER: DIGIDESIGN DIGI 001

And if you double-click on it, usb vid 067b pid 2303 will see: Removal of this tool: 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.

One of the most common printer ivd is to get fainted print paper with blackened lines, usb vid b pidhalf paper inside printer etc. FelixHitz Replied on December 1, 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.


Notice in above picture, Code 10 error. Here is the driver with the solution!!

PL CheckChipVersion tool program. FelixHitz Replied on December 10, How do I fix it?

Follow the steps from the wizard to run jsb troubleshooter. Sometimes, installing sub latest version of drivers solve the problem, but in this bid, this is the opposite. When you plug the device into USB, it is well recognized usb vid 067b pid 2303 W10 and it try to load the Prolific driver.


May be, a solution will be to use the old W7 drivers version into W. Good Way Technology Co. In the Properties Window, Click on “Driver”.

PL USB to UART Bridge Drivers (Windows)

Sometimes, installing the usb vid 067b pid 2303 version of drivers solve the problem, but in this case, this is the opposite. So, if you change place of connection, you should manually set the driver to 3.

This tool is for profs. To solve this intellectual infringement – original Prolific company modified their newest drivers to render the counterfeit adapters unusable. And it addresses issue of: Sorry this didn’t help.

Next time, the driver remain to 3.

Available forum solutions to this problem are half-baked.