thanks for the explanation

what does intake restrictions and voluntary mass specifically do?

Quote from GAVD999 :

You could try contact the devs and explain you're having problems, link :

https://www.lfs.net/?page=mailus

Thanks, just sent them an e-mail. thanks guys

Quote from GAVD999 :

Did you change any settings ?

try this :

No i didn't change the settings, i just downloaded it and unlocked S2.
but anyway i'm out of locks due to lots of reinstalling and unlocking, so i need to wait till next week friday, to try again

how did u repair it, i have the same problem?

Hello Guys! i really need help

I bought a new laptop and downloaded lfs. The demo worked well. but when i unlocked S2 and restarted the program the screen went black, there was nothing, even the intro didn't come on.
any suggestions?