To search from the Address bar
In Internet Explorer, on the Tools menu, click Internet Options.
Click the Advanced tab.
Under Search from the Address bar, select one of the following:
To view a list of likely matches in the Search bar, and display the most likely Web page in the main window, select Display the results, and go to the most likely site.
To view a list of likely matches in the main window so that you can choose which Web page to display, select Just display the results in the main window.
To view only the most likely Web page, select Just go to the most likely site.
To turn off searching from the Address bar, select Do not search from the Address bar.
When you search from the Address bar, Internet Explorer can automatically display the Web page that most likely matches what you are searching for and list other likely sites as well. Just type common names or words in the Address bar, and then click Go.
No matter which option you choose, you can still search for Web sites by clicking the Search button on the toolbar.