You should see or "Prolific USB-to-Serial" (depending on the specific internal branding of your KP206BUB) followed by a port number, like (COM3) . Common Troubleshooting Issues "Code 10" Error (Device Cannot Start)
Locate the setup.exe or .msi file from your driver package. Right-click and select "Run as Administrator." Complete the Wizard: Follow the prompts and click "Finish." kp206bub driver
Use the "Roll Back Driver" feature in Device Manager or manually select an older version (typically version 3.2 or earlier) from the "Let me pick from a list of available drivers" menu. Driver is "Unsigned" You should see or "Prolific USB-to-Serial" (depending on