G Star Iv Gps Driver Download Bu-353s4 Windows 11 [2021] May 2026

The GlobalSat BU-353S4, powered by the SiRF Star IV chipset (G-Star IV), is a highly sensitive USB GPS receiver frequently used for marine, aviation, and commercial fleet tracking. While Windows 11 compatibility is available, it often requires specific Prolific USB-to-Serial drivers to function correctly. Download and Compatibility

If your computer shows an error like "This is not Prolific" or an exclamation mark in Device Manager, follow these manual installation steps to force the correct version: G Star Iv Gps Driver Download Bu-353s4 Windows 11

Quick Driver Download Links (Safe sources)

Why? Because the Prolific PL-2303 chip inside the BU-353S4 (which converts USB to old-school serial data) was blacklisted by Microsoft in 2020 due to counterfeit chips flooding the market. Windows 11 refuses to load the old v3.3.2 driver out of the box. The GlobalSat BU-353S4 , powered by the SiRF

Step 2: Download the Correct Driver (Official Sources Only)

Do not use third-party "driver updater" tools. Use the official source: GlobalSat BU-353S4 page: www

2. Hardware & Driver Background

  • Common chipsets: SiRFstar/SiRF IV and PL-2303/Prolific clones are frequently used. Exact chipset determines which driver is required.
  • Device identification: When plugged in, Windows Device Manager shows a USB Serial device under “Ports (COM & LPT)” or an unknown device with a Hardware ID (VID & PID).
  • Typical Hardware IDs:

    Downloading and installing the correct G-Star IV GPS driver for the BU-353S4 on Windows 11 is a straightforward process that significantly enhances the device's performance and functionality. By following the outlined steps and ensuring that the driver is sourced from a reputable location, users can enjoy reliable and accurate GPS data for their applications. This review underscores the importance of driver compatibility and provides a practical guide for users to successfully integrate their BU-353S4 GPS receiver with Windows 11.

    The GlobalSat BU-353S4

    If your device is not recognized automatically, use the following manual installation method: