: Some Z-TEK models may use FTDI chips instead of Prolific. If Prolific drivers fail, FTDI drivers are the standard alternative for serial communication. Installation Guide Identify the Chip : Connect the adapter and open Device Manager
You should see "Z-TEK USB-to-Serial Comm Port (COMX)" without any yellow exclamation marks. Troubleshooting Common Issues Z-tek Usb To Serial Comm Port Driver Free Download
, which is why the driver may appear as a "Prolific USB-to-Serial" driver. Microsoft Update Catalog Microsoft Update Catalog : Some Z-TEK models may use FTDI chips instead of Prolific
Obtain the latest version (v3.8.19.1 or newer) from the Microsoft Update Catalog or the manufacturer's provided link. Z-tek Usb To Serial Comm Port Driver Free Download