You didn't install Windows Efficiency Console, but it exists on your computer? Where it comes from? Is it dangerous? I You have come to the right place, you will get manual removal instructions here.
General Information About Windows Efficiency Console Rogue Program
Type: Rogue program Alert level: Severe Targeted Browsers:Internet Explorer, Firefox, Google Chrome, and so on. Targeted OS: Windows XP, Windows Vista, Windows 7, Windows 8.