HOW DELETE HARMFUL VIRUS FROM YOUR S40 PHONE

First of all,get an app called file explorer.. ,then after dwnlding it.. First b4 opening it,make sure u set ur app at always allow=i.e,goto options,data app access,den u see what u are suppose to do... Then open d app,go through the C/: nd E/:,make sure you check all the folders in dere..and in case you see anything or folders that ain't in ur Phone before in there..jst make sure you delete dat cuz it may be a virus... press option,scroll to delete nd press ok,it will ask some alway acces,keep on pressing ok untill you dnt see dat file anymore... Also you will see some folders lyk autoroun nd so on dat can't be able to delete..dnt worry there is an easy trick to do dat.. Loading... Jst press option,scroll to properties..u will find something lyk read only hidden write user incase all is been marked,jst unmark all,den mark the (read only) then save dat..after saving,then try deleting the folder..it will be deleted succesfully..try it for all unknown folders you saw there nd enjoy!