Prolific PL2303 USB to Serial 1.18 Driver

By oemadmin on Last Modified: Aug 10, 2026
Prolific PL2303 USB to Serial 1.18 Driver
Manufacturer
Prolific Technology
Version:
1.18

Prolific PL2303 USB to Serial 1.18 Driver — 4-Step Install

  1. Download the Driver – Download the Prolific PL2302/PL2303 USB-to-Serial Driver version 1.18 package below and save the ZIP file to your computer.
  2. Extract the ZIP File – Right-click the downloaded ZIP file, select Extract All, and open the extracted driver folder.
  3. Run the Installer – Double-click the Prolific driver installer PL2303_Prolific_DriverInstaller_v1180.exe, and follow the on-screen instructions.
  4. Connect and Verify – Connect the USB-to-Serial adapter after installation. Open Device Manager → Ports (COM & LPT) and verify that the Prolific adapter appears with a COM port number. Restart Windows if prompted.
Above is the compatible PL-2303 chip versions and their supported OS Family.
Above is the compatible PL-2303 chip versions and their supported OS Family.

 

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