1.disable internet
2.uninstall any previous version if installed
3.if u have used any cracks or patches before,unblock program from "windows firewall" & "host" file
4.open "C:Windows" & delete file "Windefendam.log" if you find any
5.delete registry "HKEY_CURRENT_USERSOFTWAREMirillis"
6.open notepad as administrator
7.click on file>open & enter this in the address bar "C:WindowsSystem32driversetc"
8.select "all files" from the drop down menu
9.select file "hosts",click open
10.enter these two lines given below in the "hosts" file