Samsung PN51E6500EFXZA - Manual (Page 260)

with three choices: Upgrade Now ,
Upgrade Later , or Don't Upgrade .
– If you select
Upgrade Now , the TV
upgrades the software, turns off,
and then turns on automatically.
– If you do not make a selection
in one minute or select Upgrade
Later , the TV stores the new
upgrade software. You can
upgrade the software later using
the Alternative Software function.