Firefox, like many popular browsers, includes built-in functionality to save your passwords.

Once you have saved a password, you do not need to use it again when logging into the same web site.

Here’s how to locate your saved password.

1. In Firefox, navigate to the Tools - Options menu item.
   
   
2. Select the Security tab, then click on the Saved Passwords button.
   
   
3. You will be presented with this screen:
   
   
   
   
4. Click the Show Passwords button, and navigate down to the website password you are looking for.