This document provides steps to limit the amount of personal information collected by Microsoft on Windows 10 devices and regain privacy. It recommends turning off settings like advertisement ID, location tracking, key logging, access to contacts and files. Users should disable Cortana as all her data is sent to Microsoft and choose to be notified before updates are installed to schedule a restart time. Following these steps can help prevent Microsoft from accessing browsing habits, passwords and using personal devices as botnets to deliver updates.