It will work only if the back button has been used. Reload will redisplay the current Web page if it did not display properly. Search links to many different search tools. Print allows printing of the Web document currently on the screen. A site can be previewed to see how it will print by using print preview under the file pull-down menu.
Security shows security information on currently viewed web page.
Stop if this button is red it can be clicked on to stop the current page from loading. This is used if it is taking too long to load a Web page, it allows another site to be selected. Bookmarks is a list of preselected Web sites that can be clicked on, no need to type in a URL address. Location contains the address of the web page currently viewed. Internet same as Guide on the Navigation toolbar.