18602696628 Bogus Virus Alert Removal Help - Remove Fake System Security Risk Code Pop-ups Effectively

Hi I had this pop up on my xplornet screen and now I cant get rid of it. It says system security risk code # UR97L1DA2TA… and call this number 18602696628 windows support team. I did and them hung up as they sounded suspicious. How can I remove this??

18602696628 Pop-up is a Bogus Virus Alert :

18602696628 pop-up is a not a legal domain but a phishing website with the only goal to trick online users for money. Due to this nasty trait, 18602696628 pop-up has been classified as an adware. Programmed specifically by cyber crooks, this nasty bug is able to take control of victims' web browsers, including Yahoo, Chrome, IE, Safari, Mozilla Firefox, etc) and mess up people’ online activities by popping a bunch of unwanted ads and warnings. In some of its pop-up windows, 18602696628 pop-up claims that Check Your Computer Now For Potential Issues and urges users to contact its PC experts immediately to remove all the viruses and potential threats.