Ft231x Usb Uart Driver Link ((top)) ✅

The Ultimate Guide to Finding and Installing the FT231X USB UART Driver

If you are diving into the world of electronics, Arduino, or custom hardware development, you have likely encountered a moment of frustration: you plug in a new development board, wait for it to pop up in your device manager, and instead see a dreaded yellow warning triangle or an "Unknown Device."

More often than not, the culprit is a missing driver for the FT231X USB UART.

In this post, we will cover exactly what the FT231X is, why you need this specific driver, and provide the official download links to get your hardware up and running in minutes. ft231x usb uart driver link

The Official FT231X USB UART Driver Link

Critical Warning: Only download FTDI drivers from the official source. Third-party websites often bundle malware, outdated files, or modified .inf files that can break your system or, in worst cases, damage clone chips.

Troubleshooting Common Issues

macOS

  • Built-in driver works for older macOS.
  • For macOS 11+ (Big Sur) and later, FTDI recommends installing their VCP driver from the official site.
  • After install, reboot, then check /dev/cu.usbserial-* or /dev/tty.usbserial-*.

Direct links (as of 2026 – always check latest at the above URL):

| OS | Driver Package | |----|----------------| | Windows 10 / 11 | CDM v2.12.36.4 WHQL Certified (or newer) | | Windows 7 / 8 / 8.1 | Same CDM driver | | Windows Legacy (XP / Vista) | CDM v2.12.28 | | Linux | Kernel built-in (no separate install needed if kernel ≥ 2.6.9) | | macOS | Apple includes FTDI VCP driver up to macOS Ventura; for newer macOS: use FTDI’s D2XX helper or VCP driver from FTDI site | | Android | Requires D2XX driver and custom app (not standard) | The Ultimate Guide to Finding and Installing the

⚠️ Avoid third-party “driver download” sites – they may contain malware. Only use ftdichip.com.

FT231X USB UART Driver – Complete Guide

For Windows (Most Common)

  1. Download the CDM212364_Setup.zip from the link above.
  2. Extract the ZIP file.
  3. Run CDM212364_Setup.exe as Administrator.
  4. Accept the license agreement and click Install.
  5. Once complete, plug in your FT231X device.
  6. Open Device Manager → Ports (COM & LPT). You should see "USB Serial Port (COMx)".

Direct Legacy Links (if above fails)

Official Driver Download Links (Direct from FTDI Chip)

Always download drivers from the official FTDI website to avoid malware or broken drivers. Built-in driver works for older macOS

| Operating System | Official Driver Package | Direct Download Link (FTDI) | | :--- | :--- | :--- | | Windows (11, 10, 8.1, 7) | FTDI CDM (Composite D2XX + VCP) | Click here for Windows Setup | | macOS (11+ / Big Sur & newer) | D2XX Direct (with VCP support) | Click here for macOS | | Linux (Kernel 2.6+) | Built-in VCP driver (No install needed) | sudo modprobe ftdi_sio (see notes below) |

Note: The primary driver package for Windows is the "CDM" (Combined D2XX and VCP). It makes the FT231X appear as a standard COM port (e.g., COM3).