Completely Remove Browser Modifier:Win32/ShieldSiftCby

For the last week Browser Modifier:Win32/ShieldSiftCby has been detected by Windows Defender and says its removed. Upon startup of my computer the next day, its detected again. Any idea how to get rid of it?

Introduction of Browser Modifier:Win32/ShieldSiftCby?

Browser Modifier:Win32/ShieldSiftCby is detected as a severe Trojan horse that will change your browser settings, mess up your internet browsing, and damage your computer. It is often associated with other infections. So if you find Browser Modifier:Win32/ShieldSiftCby in your computer, you may face with a lot of troubles at a time.