August 4, 2008

Enable/Disable User Access Control in Windows Vista

UAC (User Account Control) is a new security feature in Windows Vista. Standard/Normal Vista users are allowed to perform common non-administrator tasks and needs special confirmation to run administrator level operations. This feature stops unauthorized operations, protects from virus, malware. UAC also prevents silent installation of malicious programs while user has administrator power.

Some Vista users feel UAC is an annoying thing. Then how to disable/ turn off User Access Control?

1. Disable/Turn off UAC using Control Panel

a. Go to Windows Start menu and click Control Panel.
b. Click User Accounts, in Control Panel.

c. Click Turn User Account Control on or off.
d. Confirm UAC turn off operation.

Turn on User Account Control to make your computer more secure
User Account Control (UAC) can help prevent unauthorized changes to your computer. We recommend that you leave UAC turn on to help protect your computer.

Click OK.

Now UAC is turned off, restart your computer.

2. Disable/Turn off UAC using registry editor.

a. Copy this line to Command Prompt with administrator power and press enter.

C:\Windows\System32\cmd.exe /k %windir%\System32\reg.exe ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f

You will get “The operation completed successfully” message, restart your computer changes to take affect.


a. Type “regedit” on Start Search or command prompt or Run and press enter.
b. Go to the following registry key


c. Find DWORD registry subkey ‘EnableLUA’ in right pane.
d. Double click and modify default value 1 to 0. ( Set value as 0 to disable)

f. Exit from Registry Editor

Restart your computer.

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