: Right-click the Start button and select Device Manager .
If your cable is "plug-and-play" on most systems, it likely uses an chip (e.g., FT232RL). Get the latest Virtual COM Port (VCP) drivers from the FTDI Chip official site
, commonly used in high-quality USB to Serial (RS-232) console cables.
Search for "Prolific PL2303 driver Windows 10" on their official site. C. Generic USB-to-Serial Drivers Source: TITAN Electronics Inc. USB to Serial Drivers Source: Waveshare Wiki USB-TO-RJ45-Console-Cable 2. Installation Guide (Windows 10/11) Awm 20251 Console Cable Driver Download
Complete the wizard instructions and click Finish .
This number tells you nothing about the manufacturer or the chipset inside the USB connector. To find the correct driver, you must identify the Chipset .
A common mistake is downloading a generic “USB to Serial” driver. The AWM 20251 can ship with three different controller chips, each requiring a specific driver: : Right-click the Start button and select Device Manager
Manually install an older version of the driver or buy a cable with an authentic FTDI chip. Error: "Driver is Digitally Unsigned"
Many cables sold on eBay/Amazon are counterfeit Prolific chips.
This guide walks you through the process of manually installing drivers, a method that resolves most connection issues. We'll use the Prolific PL2303 as an example, but the steps are nearly identical for other chipsets. Search for "Prolific PL2303 driver Windows 10" on
I can give you the exact steps to clear the error and get you connected. Share public link
Do download from random “driver download” websites—they are riddled with malware. Below are the official, safe sources.
, uninstall the driver, restart your computer, and reinstall the driver.