Z-tek Usb To Serial Comm Port Driver Free Download ((top))

⚠️ Most Z-tek adapters use the Prolific PL2303 chipset. This driver is compatible with genuine chips. For counterfeit chips, Windows may show “Code 10” – see troubleshooting below.

Users requiring legacy serial communication via USB Subject: Driver acquisition, safety, and setup for Z-Tek USB-to-Serial adapters Date: April 24, 2026 Z-tek Usb To Serial Comm Port Driver Free Download

The Z-tek USB to Serial Comm Port Driver is a free downloadable software driver that converts a USB port into a virtual serial port. This allows devices that communicate using a serial interface (RS-232, RS-485, etc.) to be connected to a computer via USB. The driver supports a wide range of operating systems, including Windows, macOS, and Linux. ⚠️ Most Z-tek adapters use the Prolific PL2303 chipset

Often identified by USB\VID_067B&PID_2303 (Prolific) or USB\VID_1A86&PID_7523 (CH340). Microsoft Update Catalog Users requiring legacy serial communication via USB Subject:

The Z-tek USB to Serial adapter is a handy tool for IT pros, hobbyists, and engineers. With the correct driver, your COM port communications will be stable and reliable.