The CoupoExtension adware use social engineering technique which is to trick windows computer users to load potentially unwanted program or adware infection into their systems. The CoupoExtension redirect virus installs on your system without any manual interference. This adware infection is developed specifically to male profit. This redirect virus produces online traffic, gathers sales leads for other malicious websites, show ads and suspicious hyperlinks within your internet browser. Thus, it is advised that remove CoupoExtension as soon as possible.
Remove CoupoExtension: How To Uninstall CoupoExtension