Everytime you login into any new website firefox gives a prompt to save the password.It annoys a lot of people who frequently login into different wbsites.Moreover if you unintentionally remember a password of a sensitive website (Bank Login, Hosting Account ) then anybody can login into your account using your firefox browser.

Trick To Clear  Saved Passwords In Firefox

• Open your Firefox Browser and goto Tools->Options (Press Alt key to display menu bar)

• Under the Security tab click on Saved Passwords Button

• It will open a new popup window and show websites with saved passwords
• Remove the website whose password you want to clear .

If you want that firefox doesn’t prompt you to save password then you should uncheck the Remember passwords for sites box under the Security  Tab