Look at the log files to see if the FT232R device is actively being blocked.
Since Fortinet does not provide a proprietary driver, you must use the Virtual COM Port (VCP) drivers provided by the chip manufacturer: Official FTDI Source : Download the latest VCP drivers from the FTDI Chip Drivers Page Compatibility
Run the uninstaller, enter Vendor ID 0403 (FTDI's official VID), and click , then Remove Devices . Reboot your computer. Download the latest FTDI VCP (Virtual COM Port) Drivers . ft232r usb uart driver fortinet exclusive
If your computer flags the cable as an unknown "FT232R USB UART" device, follow these steps to manually resolve the driver conflict. Step 1: Download the Official FTDI VCP Driver
If the executable doesn't fix the "Yellow Triangle" in your Device Manager, follow these manual steps: Extract the Files Look at the log files to see if
Follow the installation wizard prompts to unpack and register the FTDI architecture across your system's library. Step 3: Verify the Connection in Device Manager
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Download the latest FTDI VCP (Virtual COM Port) Drivers
Even with the correct FTDI driver, users sometimes encounter issues. The following table lists the most frequent problems and their solutions.