Adsandcomputer.com browser notifications - how to remove?

Adsandcomputer.com is a junk site that displays numerous pop-up that display annoying advertisements. These ads become active after people mistakenly click on the "Allow" button. However, to click on "Allow" is extremely dangerous, since this will hijack the browser. Get rid of these pop-ups with Combo Cleaner Antivirus - https://www.combocleaner.com or follow the manual instructions provided in the video.