HpUI.exe is a creepy browser hijacker that hijacks all installed internet browsers and makes annoyances to computer users. It can invade undesired plug-ins to web browsers in the background without user’s awareness and permission. HpUI.exe settles down user’s computer through affected external drive, browsing adult sites, opening links attached with spam, playing vicious video games and others. Once successfully activated, it will trace the browsing behaviours of the users and creates numerous issues for the computer users. Thus, it is advised that remove HpUI.exe as quick as possible to prevent your computer from further damage or lost.   
http://www.pcinfectionremovalguide.net/download-spyhunter