Adware:Win32/Hotbar is a threat detected by either Microsoft Security Essentials, Windows Defender for Windows 8 or Microsoft Safety Scanner. This Adware:Win32/Hotbar threat is classified as PUP a Potentially Unwanted Program by Microsoft because it inflicts and acts as a malicious threat into your computer system. Adware:Win32/Hotbar is not a virus but it does act like one. Adware:Win32/Hotbaris adware which is bundled using custom installers and dropped on your computer during the installation process. Most users have no idea how this Adware:Win32/Hotbar threat is installed on there computer and what it is, until Microsoft Security Essentials, Windows Defender for Windows 8 or Microsoft Safety Scanner detects it as a malicious threat or virus. Follow our instruction to remove this Adware:Win32/Hotbar threat from your computer.