, you should first identify its product name, such as VPCF115FM or VPCF126FM , which is found on the small sticker on the bottom of the laptop. Sony typically uses these "VPC" names for official support rather than the "PCG" hardware configuration code. Download Sony VAIO PCG-81114L Drivers for Windows 10 & 7
Sony Vaio PCG-81114L
: Upgrading the original HDD to an SSD is the single most effective way to improve performance on this specific machine. sony vaio pcg81114l drivers windows 10 install