User Account Control, or UAC, is a security mechanism built into Windows. Here's how to change its protection level and whether you should disable it.

The default User Account Control settings is set to Notify me only when apps try to make changes to the computer (default). The default setting is recommended for most users who install apps from ...

The User Account Control system is necessary as a security measure for your Windows system. It is enabled by default. The service can be disabled either by changing the settings on your system or ...

A change that Microsoft made in Windows 7 to improve its controversial User Account Control security feature has left the new OS less secure, according to a blogger who follows Microsoft closely.