Install Touchpad, Bluetooth, Card Reader, Webcam in any order.
This is a deep-dive into the specific, often frustrating, world of legacy driver hunting for the (often sold as the Vaio VGN-FW series or similar, depending on region) running Windows 7 . Sony Vaio Pcg-31311m Drivers Windows 7
Below is the complete list, organised by installation order (critical: wrong order can cause conflicts). Install Touchpad, Bluetooth, Card Reader, Webcam in any
Visit the Sony UK VPCYB3V1E Support Page or the Sony USA Personal Computer Support . Search by "VPCYB3V1E" rather than "PCG-31311M." Visit the Sony UK VPCYB3V1E Support Page or
: The PCG-31311M processor supports 64-bit. If your current Windows 7 installation is 32-bit, you must use 32-bit drivers. Mixing architectures will cause installation failure.
Sony used a proprietary filter. Install the “Sony Visual Communication Camera” driver, not the generic one. Also, uninstall any “UVC Camera” device first, then install Sony’s driver.