Often listed as an "Unknown Device" in Device Manager if missing.
Avoid third-party sites like "DriversCollection" or "DriverGuide" as they often bundle malware.
Legacy driver aggregators may have the original Sony drivers, but always scan downloads with antivirus.
. To download the correct drivers, you must first identify your laptop's Product Name 1. Identify Your Real Model Name The Sony support site will not recognize "PCG-71911M" Sony Deutschland . You need to find a name starting with Check the screen bezel:
Open the "VAIO Care" software and check "System Information".