Gigaware Usb To Serial Driver Windows 10 64 Bit May 2026

The reason is simple: Microsoft updated the driver signing requirements for 64-bit versions of Windows 10. The original drivers that shipped with the Gigaware adapter (typically based on the or less commonly, a Silicon Labs CP210x chipset) are outdated, unsigned, or incompatible.

Last updated: 2025 Disclaimer: Driver links omitted to avoid outdated URLs; always verify checksums and sources. gigaware usb to serial driver windows 10 64 bit

| Chipset | Driver Status on Win10 64-bit | |--------|-------------------------------| | | Requires specific legacy driver (v3.3.2 or v3.3.5) – recent Windows updates may reject it. | | Prolific PL-2303 (HXD, HXE, HX) | Works with latest official driver from Prolific. | | Silicon Labs CP210x | Works flawlessly with official driver. | | FTDI FT232 | Works flawlessly with official driver (rare in Gigaware). | The reason is simple: Microsoft updated the driver

However, if you’re in a pinch and have the right driver version (v3.3.2) and an older PL-2303 adapter, the instructions above will get your legacy hardware talking again. | Chipset | Driver Status on Win10 64-bit