Do you mean the [https://support.mozilla.com/en-US/kb/Protecting+stored+passwords+using+a+master+password Master Password]? Does the prompt ask you to enter the password for the security device? If not, what does it say? 1. Enter '''chrome://pippki/content/resetpassword.xul''' in the Firefox location bar. This is where you enter a URL of a page. 2. Press the '''Enter''' key 3. '''You will now see a warning message stating that this will reset all your saved passwords'''. Click '''Reset'''