[How To] Permanently disable UAC in Windows 7 / Vista

User Account Control is a technique implemented in latest Windows Operating Systems to safeguard it from inexperienced computer users. It mainly aims at securing the system from accidental damages caused by users. But sometimes it may interfere in simple program installation or some other simple tasks. This may be annoying for users.
Here is a small step by step guide on disabling UAC in Windows 7 / Vista.

1. Go to start, type regedit.exe in searchbox and press enter.
2. Navigate to the following entry in Registry Editor.
   HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Policies \ System
3. Now look for EnableLUA in right side pane. If the key is not there then create new DWORD with same name. Double click on the key and change its value to ’0′.
   
4. Press OK, restart your computer and done.