Usb Serial Port Driver Windows 11 Download. Once the web page is loaded, click on. Then "pnputil /enum-drivers", and in the output look for Prolific drivers other than the ones from the previous step.
Virtual COM port (VCP) drivers cause the USB device to appear as an additional COM port available to the PC. Important: We have released a USB tool to help automate this manual repair process. Expand the Universal Serial Bus controllers category by selecting the arrow next to it.
To do so, head to prolific.com.tw using any of your preferred web browsers.
Right-click on Prolific USB to Serial Comm Port and choose Properties.
Connect the device again, and it should. Virtual COM port (VCP) drivers cause the USB device to appear as an additional COM port available to the PC. I'm using USB devices having an FTDI chip.