A dum move

[KAREL]

A dum move
I have accidentally changed the default home bootup screen from the grey light blue to a dark blue I did this from a screen with four different colour squares I cannot find this option again any help would be appreciated.
KAREL
The dummy

 

[david.dancey1951]

Menu button on remote or C on keyboard.

 

[Nigelar]

You can access launcher screens by going to android settings - scroll over to "more settings" (possibly in the second row) then down to "device" and select "home". From there you should be presented with a list of the launcher screens available.