There can be a lot of reasons for this if your Avast safezone browser is not working properly such as see to it that the browser is updated to its latest version also see to it that the internet connection is working fine. In order to update the Avast safezone browser open the antivirus user interface then select “menu” further click on “settings” then from the left side panel click the option “update” then go to the program section and there again click “update” as the update process completes then get your system restarted and f you still need any sort of assistance then connect at Avast support Number & http://www.avast-phone-number.com/ & http://www.avast-phone-number.com/blog.html