Making Google the Default Search Engine

Open registry editor by going to Start then Run and entering regedit and navigate to following three keys separately and change it as shown below:

[HKEY_CURRENT_USER\Software\Microsoft\In

ternet Explorer\Main]
"Search Page"=" http://www.google.com"
"Search Bar"=" http://www.google.com/ie"

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\SearchURL]
""=" http://www.google.com/keyword/%s"

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Search]
"SearchAssistant"=" http://www.google.com/ie" .