A direct link to a reliable Prolific Driver V4.08 is often recommended by community forums for stabilizing "puck style" GPS units. How to Install on Windows 11
Expand the Ports (COM & LPT) section. Look for "USB Serial Port" or "Prolific USB-to-Serial Comm Port". Update Driver Manually: Right-click the device and select Update driver . Choose "Browse my computer for drivers" . G Star Iv Gps Driver Download Bu-353s4 Windows 11
Uncheck "Show compatible hardware" if necessary, and look for an older version (e.g., Version 3.3.2.105 or similar from 2008/2010). Windows 11 often requires these older, digitally signed versions to bypass current chipset verification blocks. A direct link to a reliable Prolific Driver V4
Getting the GPS receiver to work on Windows 11 can be tricky because the hardware relies on a Prolific USB-to-Serial chipset that sometimes triggers compatibility errors with newer Windows security policies. Official Driver Downloads Update Driver Manually: Right-click the device and select
You can find a dedicated Windows 11 Driver directly on the GlobalSat support page.
Once installed, the LED on your BU-353-S4 should be solid (searching for signal) or flashing (position fix). Key Specifications & Tips G star iv gps driver installation
Right-click the Start button and select Device Manager .