(Reminder: I will include related search-term suggestions next.)
The "PCG-31311X" number on the bottom sticker is a chassis/regulatory number and is not usually the number used for driver downloads.
Atheros or Broadcom Wireless LAN and Realtek PCIe GBE Family Controller. 3. How to Download and Install Once you have your model name, follow these steps to get the drivers: Official Support Site: Sony eSupport website and enter your model name into the search bar. Order of Installation:
: Use the Sony Support Search to enter your specific VPCYB model name.
