USB Tethering Problem Solved in Samsung S Duos with Windows 8 single edition for my Sony VAIO laptop (Core i5 processor 3rd Gen, 4 GB RAM etc).
By the USB tethering you can distribute your Android Smart Phones internet to other computers / laptops/ devices.
What you need : You need a USB cable to connect your smartphone to the PC/laptop. For some PCs you may need proper driver for samsung phones compatible to your windows versions.