Ads by Notification Helper are harmful for your PC:
Notification Helper is a nasty adware which is generally made with sole intention to promote fake ads, potential unwanted programs and commercial deals to make money for its authors based on Pay Per Click. Computer users will keep getting a bunch of annoying pop-ups when start browsing as Notification Helper sneakily attaches its dirty add-ons and extensions on all the web browsers once invading into the target PC.
