Use a USB port that is directly on your motherboard (not a front-panel or hub). Windows assigns a new COM number per physical USB port.
Open your navigation software (e.g., Garmin, SeaClear) and ensure it is configured to use the same COM port number listed in the Device Manager.
The is a popular, waterproof USB GPS receiver, widely used with navigation software like OpenCPN, Google Earth, NaviPac, and u-center . However, Windows 11 does not always automatically install the correct driver for this device. Follow this step-by-step guide to get your GPS working properly.
: The first step is to find the official driver from a reliable source. This could be the manufacturer's website or a trusted driver download portal. It is crucial to avoid third-party sites that may bundle drivers with malware. G Star Iv Gps Driver Download Bu-353s4 Windows 11
: Once the correct driver is located, the next step is to download it. Ensure that the driver version is compatible with Windows 11 and specifically designed for the BU-353S4.
Once the installation is complete, plug your BU-353S4 USB GPS into a USB port on your Windows 11 computer. Step 4: Verify in Device Manager Right-click the Start button and select . Expand the Ports (COM & LPT) section.
Some Chinese clones of the BU-353S4 use a Prolific PL-2303 chip with a fake vendor ID. Use a USB port that is directly on
Due to the transition of Windows architecture and the deprecation of legacy serial port handling, the BU-353S4—which uses a USB-to-Serial bridge—does not operate with generic Windows drivers. The critical finding of this report is that Windows 11 natively misidentifies the device. Users must override the default "USB Serial" driver with the specific to achieve functionality.
: A successful satellite fix has been established. Your coordinates are now updating active data.
: Visit the GlobalSat Software Download page. Look for the BU-353S4 section. The is a popular, waterproof USB GPS receiver,
The GlobalSat BU-353S4 is a legendary USB GPS receiver trusted by sailors, aviation enthusiasts, and field engineers for its reliability. However, upgrading to Windows 11 often causes connectivity issues because Microsoft’s newer operating system changes how it handles legacy Prolific USB-to-Serial chips.
: Right-click the Start button and select Device Manager .