In the industrial electronics market, counterfeit FTDI chips are common. If you plug in the ACON U-01 and the device stops working after a Windows update, the device may contain a clone chip. FTDI drivers periodically disable counterfeit chips to protect intellectual property.

Identifying the precise model number is critical, as it ensures you download the correct drivers and follow the appropriate installation steps. If you're still uncertain after checking the device, the FTDI drivers mentioned later in this guide are a very safe starting point.

: If you're unable to find the driver on the official website, try alternative sources:

Download the driver zip file and extract its contents to your desktop.

Once the driver package (usually a .zip or .exe file) is downloaded, follow the standard installation protocol: