Was looking for a quick & EASY way to always start in full screen without having to hit F11 or add scripting. This extension appears to work Flawlessly, doing EXACTLY what it promises & what I needed! Thank you!

it works, great

It's kinda improve full screen lag free.

------

Works great for my kiosk

Lo que se buscaba

Exactly what I needed - thanks!

Perfect!!

Does exactly what it says... saves me from pressing F11 after starting up Firefox and saves my Plasma TV from getting burn-ins. :-)