uninstall Coupon Companion extension
Coupon Companion Adware – How to Remove Coupon Companion Extension from Browser?
Coupon Companion is one of the dangerous and annoying adware programs which is widely spread over the internet. This harmful adware changes browser and DNS settings once installed in the computer system and shows malicious ads whenever user attempts to browse anything from their browser. It frequently displays annoying pop-ups on the right upper corner [...]