If you are not sure where and how to download and update the Prolific USB to serial driver, please read the article below. In addition, Prolific USB to serial driver update could also be a method to the “ Code 10” error. In most cases, the issuse is triggered by the incorrect Prolific USB to serial driver. Downloading the suitable Prolific USB to serial driver could solver it. Your Prolific USB-to-serial Comm port device cannot start in Windows 10, 8.1, 8 or 7? No worries.