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User Account Control ( UAC) is a mandatory access control enforcement feature introduced with Microsoft 's Windows Vista [1] and Windows Server 2008 operating systems, with a more relaxed [2] version also present in Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, Windows 8.1, Windows Server 2012 R2, Windows 10, and Windows 11.
User Account Control is a new infrastructure that requires user consent before allowing any action that requires administrative privileges. With this feature, all users, including users with administrative privileges, run in a standard user mode by default, since most applications do not require higher privileges.
When User Account Control is enabled, any process started with Administrator-level privileges does not inherit the drive mappings of the interactively logged on user, despite the same account being used. This can lead to scenarios where non-UAC processes such as Windows Explorer have access to an application on a network drive, but insufficient ...
Data Redirection: Also known as data virtualization, this virtualizes the registry and certain parts of the file system for applications running in the protected user context if User Account Control is turned on, enabling legacy applications to run in non-administrator accounts. It automatically creates private copies of files that an ...
Package Manager, part of the Windows Vista servicing stack, replaces the previous Package Installer ( Update.exe) and Update Installer ( Hotfix.exe ). Microsoft delivers updates for Windows Vista as files and resources only. Package Manager, Windows Update, and the Control Panel item to turn Windows features on and off, all use the Windows ...
Compared with previous versions of Microsoft Windows, features new to Windows Vista are very numerous, covering most aspects of the operating system, including additional management features, new aspects of security and safety, new I/O technologies, new networking features, and new technical features. Windows Vista also removed some others.
Windows Vista. Windows Task Manager has been updated in Windows Vista with new features, including: A "Services" tab to view and modify currently running Windows services and start and stop any service as well as enable/disable the User Account Control (UAC) file and registry virtualization of a process.
User Account Control in Windows Vista improves this by limiting application software to standard user privileges until an administrator authorizes an increase in privilege level. In this way, UAC prevents users from making inadvertent changes to system settings and locks down the computer to prevent unauthorized applications from installing or ...