The manual contains information on installing and using Windows SteadyState.

Windows Steady State Handbook

Installation and initial setup of Windows SteadyState
Windows SteadyState Part 2

For everyone who shares their computer with others, just wants a secure system for surfing, or user restrictions and security guidelines for users in networked locations such as Internet cafés, schools or in the home, SteadyState is a free option to implement this extensively.

Prevent unauthorized changes by users, such as access to system settings and data.
Increase user security on shared computers.