Turn off Firefox's pesky features

A. Firefox 3 started offering autocomplete feature in the address bar with no easy way to turn them off. The bookmarked pages always showed up. The following two steps can be used to regulate the display or turn it off altogether.

Type about:config in address bar and press Enter.

1. To display only those sites which you have typed in previously.

Goto the key browser.urlbar.matchOnlyTyped and set the value to true

2. To turn off autocomplete.

Goto browser.urlbar.maxRichResults and change the value to 0

B. Prevent Firefox from restoring sessions after crash.

Type about:config in address bar and press Enter.

1. Go to browser.sessionstore.resume_from_crash and set the value to false.

C. For Opening a Blank New Tab

Type about:config in address bar and press Enter
Go to browser.newtab.url and set the value to about:blank