: Press the Start button, type cmd , and enter wmic csproduct get name to see the model name.
Once you have the model name (e.g., VPCEH2J1R), use the official portals below: Drivers and Software updates for Personal Computers - Sony sony pcg 71911v draivera skachat
: Check the small sticker on the lower-right corner of the screen bezel near the hinge. : Press the Start button, type cmd ,