Iceggiren i Fullscreen Plus
Fullscreen Plus sɣur Trishul
Icegger-it Jezze
Yettwasezmel 4 ɣef 5
sɣur Jezze, 6 år sidanThe add-on does what is says, but is kinda pointless as Firefox already goes complete fullscreen with F11. However only if browser.fullscreen.autohide (about:config) is set to true, which is the default setting anyways.