FAQ / Frequently Asked Questions

Does the driver for SI-35USB/SI-55USB support Windows 7?
When you connect SI-35USB/SI-55USB to the PC for the first time, the PC will try to install the driver automatically. At this time, Windows 7 will once fail to install the driver. However, you can update it from Device Manager, and then the driver will be installed successfully. It is necessary to have this process twice for SI-35USB/55USB driver and virtual COM port driver.