Look at the bottom-right corner of the plastic frame around your screen. Restart your laptop and tap
In some cases, generic drivers provided by the hardware manufacturer (e.g., NVIDIA for graphics) can offer a level of compatibility, although they might not unlock the full potential of the hardware.
Alps/Synaptics Pointing Device and Realtek Card Reader. ⚠️ Important Notes
Have a specific driver issue with your PCG-71911M? Drop a comment below (and mention your Windows version).