If you are running or reinstalling Windows 7 on your Vaio PCG-41213W, you have several practical options:
If scrolling or multi-touch fails, install the official or Alps touchpad driver. Generic Windows drivers only support basic pointing. Missing Unknown Devices in Device Manager Sony Vaio Pcg-41213w Drivers
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In the past, Sony maintained a comprehensive support website where you could enter your Vaio model and download all necessary drivers for Windows 7, Vista, and XP. However, Sony later removed all drivers for Windows 7 and older devices from its official servers. According to the VAIO Library (a community-maintained wiki for Sony Vaio devices), . If you are running or reinstalling Windows 7
Install LAN and Wireless LAN drivers to connect to the internet. and XP. However