On Windows 11, you can use these instructions to install missing drivers through Windows Update and the steps to install them manually.

This post shows how to install PL2303 (Prolific) driver on Windows 11 & what to do if Prolific PL2303 USB-to-Serial driver is not working.

Windows Update now offers an Optional Updates section from where you can install the device driver & other updates available for your Windows 11/10.

Normal Microsoft Windows 11 updates do not always include every potential driver and firmware update. Those valuable updates require your personal participation.