User Account Control

+User Account Control (UAC) is a [security](/wiki/security) feature in Microsoft Windows designed to prevent unauthorized changes to the [operating system](/wiki/operating_system). It prompts users for permission or an administrator's password before allowing actions that could affect system stability or security, thus safeguarding against malicious software and accidental alterations.

+## See also

+- [Access Control](/wiki/access_control)

+- [Authentication](/wiki/authentication)

+- [Authorization](/wiki/authorization)