While IE open go to IE Properties Window by clicking on Tools >> Internet
Options >> Programs Tab and down on the bottom Uncheck this check Box:
[ ] Internet Explorer should check to see whether it is the Default
Browser.
Another open Control Panel >> Add/Remove Programs and click on Set program
Access and Defaults on the new window (Right side ) If the Option not
avilable click on the Arrow * â–¼ * to Expand and see the options there then
uncheck the Radio Button for Explorer as Default Browser.