how to lock firefox with a password

&q=youtube+downloader+firefox

This video is show you how to lock firefox with a password.when you open Firefox it will need password to open
you use this can make more security on the ...

Since Published At 08 02 2015 - 17:02:30 This Video has been viewed by [VIEW] viewers, Among them there are [LIKED] Likes and [DISLIKED]dislikes. This Video also favourites by [FAVORIT] people and commented [COMMENTS] times, this video's duration is [DURATION] mins, categorized by [CATEGORY]

The video with titled how to lock firefox with a password published by Phou Vireak with Channel ID UC3XHvaeG9QFZCs-8908sNUQ At 08 02 2015 - 17:02:30