Sony ended official driver downloads for most older VAIO models in July 2020. However, you can still find necessary files through these channels: Sony Asia Pacific Support
Sony has centralized its legacy support. While many direct downloads for specific models like the are being phased out, you should first check the regional support hubs: sony vaio svs131c1dw drivers
Knowing these specs can help you find individual drivers (like Realtek for audio or Synaptics for the touchpad) if the official site is unavailable: Sony ended official driver downloads for most older
Enables Vaio Control Center, Battery Care, and the ASSIST button. and the ASSIST button.