User Account Control (UAC) helps prevent unauthorized changes. We don't recommend switching it off. Using the Control Panel leaves little room for error vs. editing ...
Windows Vista has a new security feature dubbed "User Account Control" that has been the focus of much criticism since it was first seen in early builds. If you haven’t come across it, let me explain.
A change to the User Account Control (UAC) in Windows 7 to make it "less annoying" allows a simple override that renders UAC disabled without user interaction, reports Long Zheng at iStartedSomething.
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