Windows 8 was the first Microsoft operating system designed specifically with a "touch-first" philosophy. Unlike previous versions, it includes built-in Human Interface Device (HID) class drivers, meaning most modern touchscreens do not require manual driver installation to function. The Core Technology: HID Drivers
: Instead of a separate software driver, the device firmware reports "usages" (like contact points and pressure) directly to the Windows touch API. Touch Driver For Windows 8
In Windows 8, Microsoft integrated native support for touch and pointer devices. Windows 8 was the first Microsoft operating system