edit: sorry i found it
i just shearch "maximise" in process
thx a lot

when i launch the game (demo) my computer marks it is running
the icon on the bottom of screen appear

but i can't play, the game is impossible to be in the screen

Open the task manager (ctr + alt + del). Lookup Factorio in the list, right click it and choose maximize.

My version (currently ...

hello

i hope you can help me

when i launch the game (demo) my computer marks it is running
the icon on the bottom of screen appear

but i can't play, the game is impossible to be in the screen

my computer is a windows 7


ps: sorry for my bad english, i'm french