UAC or User Account Control is a technology designed by Microsoft for security purposes. It has initially launched with Windows Vista and Windows Server 2008. Its purpose is to improve the security and reliability of Windows by preventing access control on applications. Windows 7 has its most secure user friendly version available in it. User Account Control simply applies limits on application’s privileges which can only by pass with the help of an administrator authorization. If you are a system administrator then you change or adjust User Account Control settings of your computer according to your requirements. This short tutorial will teach you some basic techniques to control or disable Windows user account control or Access Control in windows 7.