Does that happen on all sites or only on Yahoo and Gmail? Did you check the exceptions? * Tools > Options > Security: Passwords: Exceptions See also: * http://kb.mozillazine.org/Password_Manager * http://kb.mozillazine.org/User_name_and_password_not_remembered ---- Firefox 4 places a key icon on the location bar that allows to (re)open the dialog to save the password at any time.<br /> That pop-up dialog has a button labeled with "Remember Password".<br /> If you click the arrow next to that button then you see the other choices ("Never Remember Password for this site", "Not Now").<br />