User Account Control: Run All Users, Including Administrators, as Standard Users

Configuring Vista User Account Control Settings

This security setting determines the behavior of all UAC policies for the entire system.

The options are:

• Enabled: Admin Approval Mode and all other UAC policies are dependent on this option being enabled. Changing this setting requires a system reboot.
• Disabled: Admin Approval Mode user type and all related UAC policies will be disabled. Note: the Security Center will notify that the overall security of the operating system has been reduced.

Default: Enabled