Media keys and default keybindings

GalliumOS includes five keyboard layouts customized for Chromebooks and they can be accessed by going to Menu >> Settings >> Keyboard >> Layout >> Keyboard Model.

Media keys and Function keys can be accessed either with or without pressing the "Overlay" key first, depending on your choice of keyboard layout.

Keyboard Layouts

Layout Name	Overlay Key	Top row keys (alone)	Top row keys (with Overlay)
Chromebook / No overlay / F keys mapped to media keys	None	Media keys	Media keys
Chromebook / Right alt overlay	Right-Alt	Function keys	Media keys
Chromebook / Right alt overlay / F keys mapped to media keys ** current default: 1.0beta2 **	Right-Alt	Media keys	Function keys
Chromebook / Search overlay previous default (1.0beta1), and Crouton default	Super (Search)	Function keys	Media keys
Chromebook / Search overlay / F keys mapped to media key	Super (Search)	Media keys	Function keys

Keyboard Shortcuts

Key	Combination
F1-F9	Accessed directly or with Overlay, depending on Keyboard layout
F10
F11
F12
Home	Overlay + Left Arrow
End	[Overlay + Right]
Page Up	[Overlay + Up]
Page Down	[Overlay + Down]
Insert	[Overlay + . ]
Delete	[Overlay + Backspace]
Caps Lock	[Overlay + Alt] (unless Alt is Overlay)
Screenshot (fullscreen)	[Ctrl + F5(display)]
Screenshot (window)	[Ctrl + Shift + F5(display)]
Whisker Menu/Search	[Super + M] (unless Super is Overlay) [Alt + M] (unless Alt is Overlay)
Keyboard Backlight Toggle	[Overlay + 0]
Keyboard Backlight Brightness Down	[Overlay + - ]
Keyboard Backlight Brightness Up	[Overlay + = ]

Crouton keyboard layout: https://github.com/dnschneid/crouton/wiki/Keyboard

Other discussion: https://github.com/GalliumOS/galliumos-distro/issues/50