Z-tek Usb To Serial Comm Port Driver Free Download |top| May 2026

Introduction

• Use driver version 3.3.2.105 (Windows 7 only) or replace adapter with one using CH340/FTDI chipset. No legitimate driver exists for counterfeit chips on Win 10/11.

The Z-Tek USB to Serial Comm Port driver is a critical piece of software for users needing to connect RS-232 serial devices—such as barcode scanners, industrial machinery, or older modems—to modern computers via USB U.S. Converters LLC Overview of Z-Tek Drivers Most Z-Tek USB-to-Serial adapters utilize Prolific PL2303 Z-tek Usb To Serial Comm Port Driver Free Download

👉 Need help? Leave a comment below or check your adapter’s chip using Device Manager > Details > Hardware IDs. Introduction

File size and distribution

• Driver packages are typically small (a few MBs).
• Distribution formats: EXE installer, ZIP with INF/driver files, or system package for macOS (.pkg).