Port Driver Windows 10 Best ((full)) - Nuvoton Communications

For Windows 10, the most reliable version of the Nuvoton Communications Port driver is v1.2.2020.1225, released in December 2020. This driver is designed for hardware IDs PNP0500 and PNP0501 and is compatible with both Windows 10 and 11. Recommended Driver Versions

  • Permission/port busy errors in terminal apps (PuTTY, Tera Term):
    • Nuvoton Communications Port (COM3)
    • Nuvoton UART Port

    Conversely, newer experimental drivers designed for Windows 11 have been reported to cause the “Device Descriptor Request Failed” error on some Windows 10 legacy builds. The best practice is to avoid beta or Windows 11-centric drivers. nuvoton communications port driver windows 10 best

    To disable (not recommended for most):

    1. Device Manager → Right-click Nuvoton Communications Port → Disable device.
    2. Reboot.

    The easiest way to ensure you have the best driver is through Windows' built-in tools: Press Win + X and select Device Manager. Expand the Ports (COM & LPT) section. For Windows 10, the most reliable version of