Loewchen wrote:Try updating your graphics driver.

Thank you very much !! i feel dumb now !

hello, i have resetted my PC but when i reinstall factorio, the game won't launch. can someone help me ?

i typed cmd /k %command% and that is what happens when i launch the game

0.000 Initializing Steam API.
0.000 2018-07-09 15:51:23; Factorio 0.15.40 (build 30950, win64, steam)
0.002 Operating ...