Saves some id's and passwords but not all of them. Why?
Firefox saves some id's and passwords for some sites but not all. Why
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Some sites (like and others) like PayPal, Yahoo, Windows Live and bank sites use autocomplete="off" to prevent Firefox from saving the name and the password.
If a site uses autocomplete="off" then look at this article for a bookmarklet to remove that autocomplete attribute. http://kb.mozillazine.org/User_name_and_password_not_remembered https://www.squarefree.com/bookmarklets/forms.html#remember_password (bookmarklet)