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Hi everyone,

I've been having trouble finding the driver for my Prolific USB-to-Serial Comm Port (COM4). I've searched on the manufacturer's website, but I couldn't find a direct link to download the driver. I also tried searching on various driver update websites, but again, no luck. Does anyone know where I can find a reliable source to download this driver? I really need it to get my device up and running properly. Any help would be greatly appreciated. Thanks in advance!

Below you can download prolific usb-to-serial comm port (com4) driver for Windows.

File name: prolific-usb-to-serial-comm-port-com4.exe
Version: 1.818
File size: 45839 MB
Upload source: search engine
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Download Driver Prolific Usb-To-Serial Comm Port (Com4)

(click above to download)


Device Specification:
- Model: Prolific USB-to-Serial Comm Port
- Port: Com4
- Function: Allows communication between a computer and devices that use a serial port via USB connection

Troubleshooting Questions and Answers:
1. Q: Why is my device not recognized by the computer?
A: Ensure that the Prolific USB-to-Serial driver is installed correctly. Unplug and reconnect the device, then restart the computer.

2. Q: Why am I experiencing communication errors between the device and the computer?
A: Check the USB cable for any damage or loose connections. Verify that the appropriate driver is installed and up-to-date. Try using a different USB port on the computer.

3. Q: Why does the device keep disconnecting and reconnecting intermittently?
A: This issue can occur due to power management settings. Disable the "Allow the computer to turn off this device to save power" option in the device's properties. Try using a powered USB hub for more stable connectivity.

Thank you for sharing the link, I really appreciate it as I've been struggling to find a working driver for my Prolific Usb-To-Serial Comm Port (Com4).