Link: Ft231x Usb Uart Driver

The is a popular USB-to-UART bridge chip used in many electronic devices to allow a computer to communicate with hardware over a serial port.

Note: For the absolute latest builds, revision histories, and older operating systems (like Windows XP or Windows 7), visit the main FTDI VCP Drivers Page. 2. How to Install FT231X Drivers on Windows (10 & 11)

: These allow applications to access the FT231X directly through a DLL rather than a COM port Download D2XX Drivers Installation Instructions

2. Device Appears as "FT231X USB UART" with a Yellow Triangle ft231x usb uart driver link

When you plug the device in, it will automatically register as /dev/ttyUSB0 (the number may change depending on how many USB serial devices are connected).

: These make the USB device appear as a standard serial (COM) port on your computer, compatible with most terminal software. D2XX Direct Drivers

Ensure you are using version 2.12.36.4 or newer of the FTDI CDM driver, which contains updated Microsoft digital signatures compatible with Memory Integrity settings. To help solve any specific connection problems, tell me: What operating system and version are you using? The is a popular USB-to-UART bridge chip used

Click , select the folder where you extracted the ZIP files, and ensure "Include subfolders" is checked. Click Next and let Windows complete the installation. How to Install FT231X Drivers on macOS

: If blocked, go to System Settings > Security & Privacy and click "Allow" for the FTDI extension. Linux No download is usually needed.

Click , then click Next on the device driver installation wizard. Accept the license agreement and click Finish . How to Install FT231X Drivers on Windows (10

Modern operating systems handle many common devices natively, but the FT231X requires a specific driver to translate USB packets into a virtual COM port (VCP). Without it:

Click to let Windows locate and install the driver files ( ftdibus.inf and ftdiport.inf ).

: Detailed step-by-step instructions for different operating systems are available in the FTDI Installation Guides How to Install the Driver (Windows) If your device shows up as "FT231X USB UART" under Other Devices

FTDI Chip Drivers Portal FTDI VCP Drivers Direct Page: FTDI Virtual COM Port Drivers FTDI D2XX Drivers Direct Page: FTDI D2XX Direct Drivers Drivers by Operating System Windows (11, 10, 8.1, 7)

Some USB cables are for charging only and do not have data lines. Use a high-quality data cable.