You have been scared by many warning popups from 844-874-6043 which tell you that BSOD: ERROR 777 Failure Operating System, Call 844-874-6043 for immediate support? You cannot disable the popups by clicking the X at the right corner of the popup page? Please read more about the page as follows and then try to understand the removal steps shown.
Know more about 844-874-6043:
844-874-6043 popups can appear all types of internet browsers such as Google Chrome, Internet Explorer, Firefox, Yahoo, or Bing, Safari and so on. This adware may alter the settings of the browsers installed the computer, whenever you click any link to open a new link or tab.
